3D Innovations DLT8000 manuel d'utilisation
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Qu'est ce que le manuel d’utilisation?
Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation 3D Innovations DLT8000 décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.
Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.
Donc, ce qui devrait contenir le manuel parfait?
Tout d'abord, le manuel d’utilisation 3D Innovations DLT8000 devrait contenir:
- informations sur les caractéristiques techniques du dispositif 3D Innovations DLT8000
- nom du fabricant et année de fabrication 3D Innovations DLT8000
- instructions d'utilisation, de réglage et d’entretien de l'équipement 3D Innovations DLT8000
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes
Pourquoi nous ne lisons pas les manuels d’utilisation?
Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage 3D Innovations DLT8000 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles 3D Innovations DLT8000 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service 3D Innovations en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées 3D Innovations DLT8000, comme c’est le cas pour la version papier.
Pourquoi lire le manuel d’utilisation?
Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif 3D Innovations DLT8000, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.
Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation 3D Innovations DLT8000. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.
Table des matières du manuel d’utilisation
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Revision 1 - January 2001 Product Manual T andberg DL T8000 DLT8000 Prod. Man. omslag-01 09.01.01 08:01 Side 1[...]
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[...]
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352'8&70$18$/ 7$1'%(5*'$ 7$$ 6$ P.O. Box 134 Kjelsås N-0411 OSLO, N ORW AY Phone + 47 22 18 90 90 Telefax + 47 22 18 95 50 © Tandberg Data ASA Part No. 43 22 54-01 Publ. No. 9158-1 January 2001[...]
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This publication m ay describe designs for which patents are granted or pending. By publishing this inform ation, Tandber g Data ASA conveys no license under any pat- ent or any other rights. Every effort has been m ade to avoid err ors in text and diagram s. However, Tand- berg Data ASA assum es no r esponsibility for any errors, which m ay appear[...]
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86(50$18$ /67$ 7(0 (176)25&/$66$ (48,30(17 ,17(51$/7$ 3(6<67(0 This equipment generates , uses, and m ay emit r adio frequency energy. The equipment has been ty pe tested and found to c omply with the limits for a Class A digital device pursuant to Part 15 of FCC rules , which are designed to provide r ea- sonab[...]
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8VHU0DQXDO6WDWHPHQWVIRU&ODVV$(TXLSPHQW FRQWLQXHG[...]
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86(50$18$ /67$ 7(0 (176)25&/$66%(48,30(17 (;7(51$/7$ 3(6<67(0 This equipment has been tested and found to com ply wi th the limits for a Clas s B digital device, pursuant to Part 15 of the FCC rules . These lim its ar e designed to provide reasonable pr otection against harm ful inter ference in a residential in[...]
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8VHU0DQXDO6WDWHPHQWVIRU&ODVV%(TXLSPHQWFRQWLQXHG[...]
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7DQGEHUJ'DWD 7DEOHRI&RQWHQWV 7DQGEHUJ'/73URGXFW0DQXDO Y $ 'HILQLWLRQRI9HQGRU8QLTXH6H QVH'DWD,QIRUPDWLRQ $ % ((3520UHVLGHQW%XJFKHFNDQG(YHQW/RJV % % ((35203DFNHWV/$67Q(9(176 % %XJFKHFN3DFNHWV [...]
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7DQGEHUJ'DWD 7DEOHRI&RQWHQWV YL 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN[...]
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7DQGEHUJ'/73URGXFW0DQXDO $ERXW7KLV0 DQXDO ³$ERXWWKLV0DQXDO´RXWOLQHVWKHVFRSHDQGFRQWHQWVRIWKLVPDQXDO,WFRQWDLQVLQIRUPDWLRQ DERXWWKHLQWHQGHGDXGLHQFHSXUSRVHRIWKHPDQXDOGRFXPHQWRUJDQL] DWLRQDQGGRFXPHQW FRQYHQWLRQV ?[...]
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7DQGEHUJ'DWD $ERXW7KLV0DQXDO 7DQGEHUJ'/73URGXFW0DQXDO &KDSWHU 6&6,'HVFULSWLRQ This chapter provides a detailed description of the logical interfaces of the tape system . I t describes the product’s comp liance with the ANSI SCSI - 2 specification. The system ’s m any option[...]
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7DQGEHUJ'DWD $ERXW7KLV0DQXDO 7DQGEHUJ'/73URGXFW0DQXDO $ SSHQGL[( 5XQQLQJWKH%DVLF+HDOW&KHFN%+&7HVW9LDWKH/LEUDU3RUW Appendix E explains how a trained service provider can run the DLT8000 tape system ’ s BH C test on a tape driv e that is configured as a c[...]
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7DQGEHUJ'DWD $ERXW7KLV0DQXDO 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN[...]
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7DQGEHUJ'/73URGXFW0DQXDO *HQHUDO'HVFULSWLRQDQG 6SHFLILFDWLRQV 7KLVFKDSWHUSURYLGHVDGHVFU LSWLRQDQGJLYHVVSHFLILFDWLRQVIRUWKH7DQGEHUJ' /7 7DSH6VWHP *HQHUDO'HVFULSWLR Q The Tandberg DLT8000 tape system is a hig h- performa[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 6 SHFLILFDW LRQ V This section of Chapter 1 provides the perform ance, phy sical, environm ental, and electrical specifications for the tape sy stem . Specifications for the DLTtape tape media cartr[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 3 HUIRUPDQFHDQG7LPLQJ6SHFLILFDWLRQV Table 1 − 2 provides perform ance and tim ing specifications for the tape sy stem . ,WHP 6SHFLIL FDWLRQ Transfer Rates User Native = 6.0 M B/second C[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO ,WHP 6SHFLIL FDWLRQ READ/W RITE T ape Speed 168 inches/second Linear Search Tape Speed 175 inches/second Rewind T ape Speed 175 inches/second Average Rew ind Time 60 seconds Max imum R ewind T ime 120 seconds 0LQLPX[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 5HOLDELO LW 3URMHFWHG Mean tim e between failures (MTBF) for the tape system is projected to be 250,000 hours at 100% duty cy cle, not including heads; 300,000 hours at 20% duty cy cle,[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 7HPSHUDWX UHDQG+ XPLGL W Table 1 − 4 provides the tem perature and hum idity specifications for the tape system . 'HVFULSWLRQ ,QWHJUDWLEOH9HUVLRQ 7DEOHWRS9HUVLRQ 2SHUDWLQJ5D[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 2SHUDW LQJ $LU9HOR FLW Both versions of the tape sy stem require an air flow velocity of 125 linear feet per minute m easured directly in front of the bezel. 9 LEUDWLRQ?[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 1RQ 2SHUDWLQ J8Q SDFNDJHG 9LEUDWLR Q6SHFLIL FDWLRQV Vibration Type: Sine Sw eep Frequency Range 5 – 500 – 5 Hz Upw ard and downw ard sw eep Acceleration Level 1 G 5 – 500 – 5 Hz Application[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 1RQ 2SHUDWLQ J3DFNDJ HG'U RS6S HFLILFDWLRQ V Test T ype: Drop Shock Drop Height: 30 inches for items < 20.9 lbs (9.48 kg) 23 inches for items between 21lbs (9.52 kg) and 40.9 lbs. (18.55 kg[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO $FRXVW LF(PLVVLR QV The following tables prov ide the tape system ’ s acoustic noise em ission levels, both as noise power and sound pressure. I nform ation about acoustic em issions is[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 3RZHU5 HTX LUHPHQW V Table 1 − 10 provides the applicable power requirem ents for both versions of the tape system . Note that the tabletop version requires ac power. 'HVFULSWLRQ ,[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO &XUUHQW 5HT XLUHP HQWV Table 1- 11 presents the current requirements for the tape sy stem in a variety of operating conditions. These num bers may v ary with work load. Drive Operatin[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 7DSH6VW HP5 HFRUGLQJ 7S H The tape system uses 2,7 RLL code with DLTTM 2000, DLTTM 2000XT, DLTTM 4000, DLT TM 7000, or DLT8000 format. '/7W DSH5HFRUG[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO '/7WDSH0HGLD7 SH 6SHFLILFDW LRQV '/7WDSH,9 W idth: 0.5 inch Length: 1800 feet Cartridge Dimensions: 4.1 in x 4.1 in x 1.0 in Shelf Life: 30 y ears min. @ 20 ° C & 40% RH (non-condensing) [...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO (OHFWURPDJQHW LF,QWHUI HUHQFH(0,6XVFHSWLELOLW This section presents tables that prov ide the specifications for conducted emissions, radiated em issions, magnetic radiated s[...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 127( Table 1-15 show s the Class B equipment limits for radiated interference field strength in the frequency range from 30 M Hz to 30 GHz at a test distance of 3 and 10 meters. )UHTXHQF 5DQJH0+] [...]
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 127( The transient voltage is the actual peak voltage abov e the normal ac voltage from the pow er source. )DVW7UD QVLHQW%XUVWV IRU3RZHU DQG'DWD&D EOHV 2 kV S/W recoverable err[...]
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7DQGEHUJ'/73URGXFW0DQXDO Configuring, Installing, and Operating the T ape System 7KLVFKDSWHUFRQWDLQVLQIRUPDWLRQQHHGHGIRUWKHLQWHJUDWLRQRIWKHWDSHVVWHPLQWRD VVWHPRUVXEVVWHP7KLVLQFOXGHVVDIHWDQGKDQGOLQJLQVWUXFWLRQVFRQILJXUDWLRQMX PSH[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO +DQG OLQJ Dam age to the sy stem can occur as the result of careless handling, vibration, shock, or electrostatic discharge (ESD). Alway s handle the tape system with care to[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO (OHFWURVWDW LF'LVFK DUJH(6' 3URWHFW LRQ Various electrical components on/w ithin the tape system are sensitive to static electricity and Electrostati[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &RQILJXU LQJ DQG ,QV W D OO LQJ DQ, QWHJU DO 7 DSH 6 VWHP This section prov ides information for configuring and installing a tape sy stem that is integrated i[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HWWL QJW KH6&6,,' Select the appropriate SCSI I D (IDs 0 throug h 15 are available) for the tape system by installing jumper block s on the pin pairs of th[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 127(6 The default setting (no jumpers installed) for the tape system is SCSI ID 5. A jumper must DOZD V be placed on pin pair (SCSI ID Present) for the host to recognize D[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HWW LQJ 7(5 03:5 A SCSI bus m ust be term inated at each end of the bus. At least one device on the bus must supply terminator power (TERM PWR). To configure the DL[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HWWL QJ3DULW &K HFNLQJ Parity checking is the default setting for DLT8000 tape system s. If the system to which you are config uring the tape sy stem does not gen[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,QVWDOOLQJWKH7DSH6VWHP Installing the tape system requires securing the tape system in its bay or chassis and connecting SCSI bus and power cables. ?[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &RQQHFWLQJ6&6,%XVDQG3RZHU&DEOHV Carefully connect the appropriate SCSI and power cables to their m atching connectors. Figure 2- 5 show[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6LJQDO1DPH 3LQ1XPEHU 3LQ1XPEHU 6LJQDO1DPH Signal Return 1 35 -DB(12) Signal Return 2 36 -DB(13) Signal Return 3 37 -DB(14) Signal Return 4 38 -DB(15) Signal Return 5 39 -DB(P1) S[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6LJQDO1DPH 3LQ1XPEHU 3LQ1XPEHU 6LJQDO1DPH +DB(12) 1 35 -DB(12) +DB(13) 2 36 -DB(13) +DB(14) 3 37 -DB(14) +DB(15) 4 38 -DB(15) +DB(P1) 5 39 -DB(P1) +DB(0) 6 40 -DB(0) +DB(1) 7 41 [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6LJQDO1DPH 3LQ1XPEHU 3LQ1XPEHU 6LJQDO1DPH +DB(12) 1 35 -DB(12) +DB(13) 2 36 -DB(13) +DB(14) 3 37 -DB(14) +DB(15) 4 38 -DB(15) +DB(P1) 5 39 -DB(P1) Ground 6 40 Ground +DB(0) 7 41 [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 3LQ 6LJQDO 1 +12 VDC 2 Ground (+12 V return) 3 Ground (+5 V return) 4+ 5 V D C 7DEOH±3RZHU& RQQHFWRU6LJQDO 1DPHV 7KH/RDGHU&[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &RQILJXU LQJ DQG ,QV W D OO LQJ D7 DEO HWRS 7 DSH6 VWHP This section prov ides instructions for configuring and installing the tabletop version of the t[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HOHFWLQ J6& 6,,' Select the appropriate SCSI I D for the tabletop version of the tape system by incrementing or decrementing the num ber displayed on the S[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &RQQHF WLQJWK H6&6,%XV&DEOHV Figure 2- 9 shows the locations of the two SCSI bus connectors on the rear panel of the tabletop tape system. The SCSI[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,QVWDOOLQJWKH$&3RZHU&RUG :$51,1* Do not attempt to modify or use an ex ternal 100 - 115 VAC pow er cord for 220 - 240 VAC input power. M odifying the p[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO )LJXUH±$&3RZHU&RUG3OXJ(QGV 115V 220V / 240V[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO Figure 2- 11 shows the location of the ac power cord connector on the tabletop tape system ’ s rear panel. )LJXUH±/RFDWL RQRI$&3RZHU&RUG&RQQHF[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7K H7 DSH&DUWULGJ H The tape system can use one of the following ty pes of DLTtape cartridge: 7 SH 3ODVWLF&RORU )HHW& DUWULGJH DLTtape III Greyish Br[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &DUH DQG+DQGOLQJRI7DSH &DUWULGJH V Although desig ned and manufactured to withstand m uch handling and use, tape cartridges should be handled prope[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO • The ambient operating environment for the tape cartridge is Temperature 10 ° C to 40 ° C (50 ° F to 104 ° F) Relative Humidity 20% to 80% (non-condensing) If storag e and/or transpor[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7DSH& DUWULGJ H:ULW H3URW HFW6Z LWFK )LJXUH :ULWH3 URWHFW6 ZLWFK RQ7D SH&D UWULGJH Each tape cartridge has a w rit[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO When a tape cartridg e is loaded in the system and the tape cartridg e ’ s write- protect switch is m oved to its w rite-p rotected position (to the left as you face the label/switch side [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &KHFNLQ JD7 DSH&DUW ULGJH Before y ou insert any tape cartridg e, you should inspect it to ensure that it is not damag ed. Refer to Appendix F for a de[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO /RDGLQJD &DUWUL GJH 127( Because this section of the manual includes descriptions of the states of indicators on the tape system, it may be useful to rev iew se[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 2. Insert the cartridg e. Push the cartridge fully into the tape sy stem . &$87,21 To prevent failures and/or damage to the handle, assist the handle to its closed position. D o not flip[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 8QORDG LQJ D&DUWULG JH 127( Because this section of the manual includes descriptions of the states of indicators on the tape system, it may be useful to rev iew [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO +RZDQG :KHQWR8VHD&OHDQLQJ 7DSH&DUWULG JH 127( Because this section of the manual includes descriptions of the states of indicators on the t[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,I ,WPHDQV $QG RXVKRXOG« The Use Cleaning T ape indicator continues to be illuminated steadily after you have used a cleaning cartridge to clean the recording head Your cleanin[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 2SHU DWL QJWKH 7 DSH6VWHP ±&RQWU ROV DQG ,QGL FDW RUV Operating the tape system requires use of a tape cartridge and the controls and indicators on the [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 8QOR DG% XWW RQ Use the Unload Button to unload the tape cartridge. When a user pushes the Unload Button, the tape sy stem waits until any activ e writing of data to ta[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HOHFWLQJ'HQVLW &$87,21 If the tape is not positioned at End of Data (EOD), a W RITE to the tape will deny access to previously-recorded data bey ond the [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7RVHOHFWGHQVLWRQWKHWDSHV VWHP Load the tape cartridge into the tape sy stem. The yellow Tape in U se indicator blinks while the tape loads and calibrates. After calibr[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,I« 7KHQ« The Density Select Button is not used The illuminated indicators show data density w hen the tape is being read from and written to. T he indicators illuminate steadily; Density [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 3 RZHU 2 Q6H OI7 HVW 326 7DQG ,QGL FDWRU $ F WLYLW'XU LQJ3 267 When power is applied to the tape sy stem , it performs pow er- on self[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6WDWH ,QGLFDWRU'LVSODDQG$FWLY LW A tape cartridge is present, but the handle is up (not recommended) The yellow Tape In Use indicator extinguishes. T he green Operate Handle [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7 DSH6 VWHP2SH UD WLQJ 0RGH VD QG, QGLFD WRU $ F WLYLW Table 2-13 describes the v arious operating conditions of a tape system and what observations can be [...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO )URQW3DQHO ,QGLFDWRU &RORURI ,QGLFDWRU 6WDWH 2SHUDWLQJ0RGH All four right-hand or all six left-hand indicators --- On Blinking POST is beginning An error has occurred. See Secti[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7DSHL Q8VH ,QGLF DWRU DQG0RGH V Whenever the y ellow Tape in Use indicator is illum inated steadily, the tape system and cartridg e are ready to use. When the sy stem is calib[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 8VLQ JWKH'/ 77 DSH6 VWHP¶ V%DVLF+HDOWK &KHFN %+ &7 HVW)HDWX U H 127( The BHC feature is prov ided for use only by a t[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7 U RXEOH VKRRWLQJ Use Table 2- 15 for troubleshooting tips in the event that y our tape system fails its power-on self test or if it sig nals a problem via its front panel indi[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,I« 7KHQ« <RX6KRXOG« System does not recognize the tape system (continued) 1. SCSI bus may be too long. 2. Too many dev ices on the bus. 1. Limit bus length to ANSI SCSI standard fo[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,I« 7KHQ« <RX6KRXOG« Indicators along right-hand side of front panel are blinking and the Operate Handle Light is illuminated steadily The tape leader may be dropped. Open the handl[...]
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN[...]
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7DQGEHUJ'/73URGXFW0DQXDO 6&6,'HVFULSWLRQ 7KLVFKDSWHUSURYLGHVDGHWDLOHGGHVFULSWLRQRIWKHORJLFDOL QWHUIDFHVRIWKHWDSHGULYH7KH GULYHLVIXOOFRPSOLDQWZLWKWKH$1 6,6&6,VWDQGDU GIRUWDSHGULYHGHYLFHVDQG LPSOHPHQWV?[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6,&R PPDQG V ANSI classifies SCSI comm ands as m andatory, optional, or vendor- specific. The mandatory and optional commands im plemented for the drives are summ arized in Table 3 – 1 and described fully in C[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO &RPPDQG &RGH &ODVV 'HVFULSWLRQ MO DE SELECT (6) 15h Optional Provides a means for the initiator to specify device parameters. MODE SENSE (6)/(10) 1Ah/ 5Ah Optional Provides a means for a drive to report parameters to the[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO &RPPDQG &RGH &ODVV 'HVFULSWLRQ TEST UNIT READY 00h M andatory Provides a means to check if the logical unit is ready. VERIFY 2Fh Optional Requests the drive to verify the data written to the medium. W RITE 0Ah Mandatory [...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6LJQ DO6 W DWHV The following paragraphs describe sig nal values and SCSI ID bits. 6LJQDO 9DOXHV All sig nal values are actively driven true (low v oltage). B ecause the signal driv ers are OR- tied,[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6,,' %LW V SCSI perm its a maximum of eight SCSI dev ices on a SCSI bus (16 dev i ces are permitted w hen using wide SC SI ). Each SCSI device has a unique SCSI ID assigned to it. This SC SI ID provi[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6,6LJQ DOV The following paragraphs define SCSI signals and bus timing values. 6&6,6LJQDO'HI LQLWLRQV Table 3 – 3 defines the SCSI bus sig nals. ACK (ack nowledge) A signal driven[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO RST (reset) An OR-tied signal t hat initiates a RESET condit ion. SEL (sel ect) An OR-tied signal us ed by an initiator t o select a target or by a targe t to rese lect an in itiator . 7DEOH ± 6&6,%XV6LJ[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO Bus Set tle Delay 400 ns Minimum tim e to wait for the bus to sett le after c hanging certain c ontrol signal s as cal led out in the protoc ol definiti ons Cable Skew Delay 10 ns Maxim um diff erence in propagation t ime all owed betw e[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO Transfer Peri od 2 Minimum tim e allowed between the leading edges of succ essive RE Q pulses and of s ucces sive ACK pul ses while using st andard or fast s ynchronous data trans fers. The period range is 200 t o 500ns mini mum , sta[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6,%XV3K DVHV The SCSI architecture includes eig ht distinct phases: BUS FREE phase ARBITRATION phase SELECTION phase RESELECTION phase COMMAND phase DATA phase s (In/Out) STATUS pha se MESSAGE phases (I n/Out)[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO &$87,21 Any occurrence of a bus parity error (i.e., a single-bit error) should be considered serious: it implies the possibility of undetected double-bit error may ex ist on the bus. T his may cause undetected data corruption. On [...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO %XV)U HH6HTXH QFH 1. BSY and SEL sig nals are continuously false for one bus settle delay . 2. SCSI dev ices release all SCSI bus signals within one bus clear delay . • I f a SCSI device requires m ore than one bus settle dela[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO • The losing SCSI device waits for the SEL sig nal to becom e true before releasing the BS Y signal and S CSI ID bit when arbitration is lost. • The losing SCSI device returns to Step 1. I f no higher priority SCSI I D bit is true[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6(/(&7 ,21 3KDVH The SELECTI ON phase allows an initiator to select a drive to initiate a drive function. The SCSI dev ice that won the arbitration has both the BSY and SEL signals asserted and has delayed at[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO • Note that the initiator will release the S EL sig nal and m ay chang e the DATA BU S no less than two desk ew delay s after it detects that the BSY sig nal is true. The driv e waits until the SEL signal is false before asserting t[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 5(6(/(& 7,2 13KDVH RESELECTI ON is an optional phase that allow s a drive to reconnect to an initiator to continue an operation that w as previously started by the initiator but was suspended by the driv e. T[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 7KHGULYH 11. Detects the BSY signal is true. 12. Asserts the BSY signal. 13. Waits at least two deskew delays. 14. Releases the SEL signal. • The drive can then chang e the I/O sig nal and the DATA BUS. 7KHLQLWLDWRU 1[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 5HVHOHFWLRQ7LPH2XW Two optional time- out procedures are specified for clearing the SCSI bus if the initiator waits a m inimu m of a selection tim e-out delay and there has been no BSY signal response from the drive. 1. The init[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 127(6&217,18(' 7. The tape drive does not act as an initiator on the SC SI bus. Therefore, the drive does not 1) generated unsolicited interrupts to the bus, 2) initiate its own SCSI commands, and 3) assert bus reset[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO A phase ends when the C/D, I/O, or MSG signal changes after the neg ation of the ACK signal. The tim e between the end of a phase and the assertion of the REQ signal beginning a new phase is undefined. An initiator is allow ed to anti[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO $ VQFKURQRXV'DWD7 UDQVIHU 'ULYHWR,QLWLDWRU7UDQVIHU3URFHGXUH 1. The drive drives the DB (0- 15, P, & P1) signals to their desired values. 2. Drive delay s at least one deskew de[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6QFKURQRXV'DWD7UDQVIHU Synchronous Data Transfer is optional and is only used in DAT A phases and only if a synchronous data transfer ag reement is established. The REQ/ACK offset specifies the m a[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO ,QLWLDWRUWR'ULYH7UDQVIHU3URFHGXUH Initiator transfers one by te for each REQ pulse received. 1. Drive asserts the R EQ sig nal. 2. After receiving the leading edg e of the REQ signal, initiator driv es the DB (0-15, P[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6LJQDO5HVWULFWLRQV%HWZHHQ3KDVHV When the S CSI bus is between two inform ation transfer phases, the following restrictions apply to the SCSI bus signals: • The BSY, SEL, REQ, and ACK signals do not [...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 67$7863KDVH The tape drive enters the status phase just once per comm and unless a retry is requested by the initiator. The only exception is during error cases when the dev ice goes im mediately to bus fre[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 127( In contrast to the BUSY status condition, the DRIVE NO T READY Sense Key is returned as part of the Sense data following a R EQUEST SENSE command and indicates that a media access command has been issued but that the media is not[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6, %XV &RQGL WLRQV The SCSI bus has tw o asynchronous conditions: Attention and R eset. $WWHQWLRQ&RQGLWLRQ The attention condition informs a driv e that an initiator has a messag[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO $716LJQDO7UXHLQ3KDVH 7KH'ULYH(QWHUV0(66$*(287« COM M AND After transferring part or all of the command descriptor block bytes. DATA At the drive ’ s earliest convenience (often on a logical blo[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 5HVHW&RQGLW LRQ The tape drive responds to power- on and/or bus reset conditions as described: • All tape drive SCSI lines assert high impedance when the tape driv e is powered off. • The drive does not g[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 4XHXHG8QLW$WWHQWLRQV Queued Unit A ttentions are implem ented on the tape drive and are maintained separately for each valid LUN for each initiator. U nit Attentions are created as a result of the following[...]
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7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN[...]
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7DQGEHUJ'/73URGXFW0DQXDO 0 HVVDJHV 7KH6&6,PHVVDJHVVWHPDOORZVFRP PXQLFDWLRQEHWZHHQDQLQLWLDWRUDQGWKHGULYHIRU LQWHUIDFHPDQDJHP HQWDQGFRPPDQGTXDOLILFDWLRQ0 HVVDJHVFDQEHRULJLQDWHGEHLWKHU WKHLQLWLDWRURUWKHGU LYH7KLVVH[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 0HVVDJH 0HVVDJH&RGH ' LUHFWLRQ ABORT 06h Out BUS DEVICE RESET 0Ch Out COMM AND COMPLETE 00h In DISCONNECT 04h In Out EXTENDED M ESSAGE (SDTR and wide Data T ransfer Request) * 01h In O ut IDENTIFY 80h – FFh In Out IGNORE W IDE RESIDUE 23h In [...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO Bit Byte 76543210 0 Ex tended Message (01h) 1 Ex tended Message Length 2 E x tended Message C ode 3 to n - 1 Extended M essage Arguments )LJXUH ± ([WHQGHG0HVVDJH² 'DWD)RUPDW )LHOG 'HVFULSWLR Q Extended M essage Leng[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 6XSSRU WHG 6&6, 0 HV VDJHV Follow ing are des criptions of each of th e m essag es supported by the drive. $%25 70HVVDJHK This m essage is sent from the initiator to the targ et to clear the c[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO ',6&211(&70HVVDJHK The DI SCONNECT m essage is sent from the drive to inform the initiator that the present connection is going to be broken (the driv e plans to disconnect by releasing the BSY sig na[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO ,'(17,)<0 HVVDJHK))K The I DEN TI FY messag e is sent by either the initiator or the driv e to establish or re-establish the phy sical connection path between an initiator and target for a partic[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO ,*125 (:,'(5(6,'8 (0 HVVDJH K The I GNORE WI DE RESI DUE messag e is sent by the target to the initiator to indicate that the number of v alid bytes sent during the last REQ/ACK handshake and REQB/[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO ,1,7,$725 '(7(&7('(5 525 0HVVDJHK The IN I TIA TOR D ETEC TED ERR OR m essage is sent from an initiator to inform the drive that an error has occurred that does not preclude the driv e from ret[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO /,1.('&2 00 $1'&203/(7(0HVVDJH$K This m essage is sent from a target to an initiator to indicate that the execution of a linked comm and (with the FLAG bit set to zero) is com plete and that stat[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 122 3(5$ 7,21 K If a targ et requests a message, the initiator sends a NO OPER ATI ON m essage if it does not currently hav e any other v alid m essage to send. The m essage is accepted when the drive is acting a[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 6<1&+521286'$7$75$16 )(55(48( 67 0HVVDJHK 127( The tape drive supports initiating synchronous transfer negotiations with the host, but this feature is disabled by default. T o enable it, set the [...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO :,'('$ 7$75 $16) (55(48 (670HVVDJHK The following fig ure illustrates the message form ats. Bit Byte 7654321 0 0 Extended M essage Identifier (01h) (see Figure 4-1) 1 Ex tended Message Length (0[...]
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Page 127
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO The DLT8000 tape drive im plem ents both wide data transfer option and synchronous data transfer option. I t negotiates the wide data transfer agreem ent prior to neg otiating the sy nchronous data transfer ag reem ent. I f a synchronous data transfer a[...]
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7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN[...]
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7DQGEHUJ'/73URGXFW0DQXDO 6&6,&RPPDQGV 7KLVFKDSWHUGHVFULEHVWKH6& 6,SURWRFROIHDWXUHVLPSOHP HQWHGLQWKH'/7WDSH VVWHP1RWHWKDWWKHVHFWLRQVLQFOXGHGLQWKLVFKDSWHUGRQRWIXOOUHLWHUDWHHYHU$16, 6&6,PHVV[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO &RPPDQG 2SHUDWLRQ&RGH 6XEVHFWLRQ REPORT LUNS A0h 5.22 REQUEST SENSE 03h 5.23 RESERVE UNIT (6) 16h 5.24 RESERVE UNIT (10) 56h 5.25 REW IND 01h 5.26 SEND DIAGNOSTIC 1Dh 5.27 SPACE 11h 5.28 TEST U NIT READY 00h 5.29 VERIFY 13h 5.30 W[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6&6,3RLQ WHUV SCSI architecture provides a set of three pointers (called sav ed pointers) for each I/O process. The three pointers are: Comm and, Status, and Data. When an I/O process becom es active, the three sav [...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO &RPP DQG' HVFULSW RU% ORFN An initiator com m unicates with the drive by sending a 6- or 10- byte Com mand Descriptor Block that contains the param eters for the specific command. The SCSI co mma nd ’ s op[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO Operation Code The operation code spec ifies t he comm and being requested. The list of supported S CSI com mands and their operation c odes are contai ned in Table 5 – 1. Logical Unit Number The Logic al Unit Num ber contains the number o[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO The final byte of the CD B is called the &RQWURO by te. I t s contents are defined in the next fig ure and table. In the remainder of this chapter, the Flag and Link bytes will not be redefined each time they appear as part of a com mand[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6WDWX V(UURU5HSR UWLQJ SCSI messag e-level errors are com m unicated by m essages that are defined specifically for that purpose (for exam ple, MESSAGE PARI TY ERROR , MESSAGE REJECT). Message- level errors are also [...]
-
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 127( In contrast to the BUSY status condition, the DRIVE NO T READY Sense Key is returned as part of the Sense data following a R EQUEST SENSE command and indicates that a media access command has been issued and the medium is not ready to b[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ERASE 0 INQUIRY A llocati on --- Standard Inqui ry or a Vital Product Dat a page LOAD UNLOAD 0 --- --- LOCATE 0 --- --- LOG SELECT P arameter Lis t (mus t be 0) --- --- LOG SENSE All ocation --- Log P age MODE SELECT (6) / (10) Paramet er Li[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO REPORT LUNS All ocation --- Supported LUNS LIst REQUEST SEN SE Allocation --- Sen se Data (18) RESERVE UN IT 0 (Extent List Option not supported) --- --- REW IND 0 --- --- SEND DIA GNOSTIC Param eter List Diagnos tic P age --- SPACE 0 ---[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 8QLW$WW HQWLRQ&RQGLWLRQ Queued Unit Attentions are implem ented on the Tandberg DLT8000 tape drive and are maintained separately for each valid LUN for each initiator. Unit Attentions are created in each of t[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO %HKDYLRU$W 3RZHU2 QDQG6&6,%X V5HVHW The following apply to the DLT8000 tape drive ’ s behavior at power-on and/or SCSI bus reset: • When the Tandberg DLT8000 system is powered up, all device[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 'DWD&DFKHDQG 7DSH:ULW H,QWHUDFWLRQ The Tandberg DLT8000 system tape drive contains a data cache that buffers blocks (records) until they are written to tape. This section describes when those [...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6&6, FRPPDQG 'HVF UL SWLRQV LQ 7KLV 0 DQXDO The SCSI com mands are presented in alphabetical order. Each comm and starts on a new, odd- numbered pag e. Because information about a particular comm and [...]
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Page 143
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO Throughout this m anual, m ultiple bytes that contain inform ation about specific comm and parameters are portrayed as shown in the exam ple of the Param eter List Length field (by tes 7 and 8) of the Log Select com mand shown below: Bit [...]
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Page 144
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO (5$ 6(&RPPDQG K The ERASE comm and causes data on the tape m edium to be erased. 127( ERASE command MUST be issued while at BO T. Bit Byte 7654321 0 0 Operation Code (19h) 1 Logical Unit N umber Reser[...]
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Page 145
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO (5$6(&RPPDQGK FRQWLQXHG )LHOG 'HVFULSWLR Q Immed Immediate. If the Immediate bit = 0, the target does not return status until the selected operation has completed. If set to 1, status is returned [...]
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Page 146
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5 <&R PPDQG K The INQUI RY com mand allows the initiator to determ ine the kind of SCSI devices attached to its SCSI bus. It causes a device that is attached to a SCSI bus to return information [...]
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Page 147
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<&RP PDQGK F RQWLQXHG )LHOG 'HVFULSWLR Q CmdDt Command Support Data. If Cm dDt = 0 and EVPD (see below) = 0, the drive returns the Standard Inquiry Data. If CmdDt = 1 w ith EVPD = 0, the dr[...]
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Page 148
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG Bit Byte 7654321 0 0 Peripheral Quali fier Peripheral Device Type 1 RMB Devi ce Type Modifier 2 ISO Version ECM A Version ANSI Version 3 AENC Trm IOP Reserved Res po[...]
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Page 149
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG Table 5 – 8 contains field descriptions for the data returned by the drive. Peripheral Quali fier 0 Non-zero if init iator sel ects an inval id logical uni t (see belo[...]
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Page 150
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG Product Revi sion Level This f ield contains 4 bytes of A SCII dat a that provides t he drive ’s firm ware revision levels. The first two bytes are the vers ion nu[...]
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Page 151
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG 9HQGRU8QLTXH,QTXLU'DWD The following inform ation can be used to precisely identify the revision of subsystem com ponents. Bit Byte 76[...]
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Page 152
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG )LHOG1DPH 'HV FULSWLRQ Product Family This field indicates the data density of each of the D LT tape drives as follow s: 3URGXFW)DPLO%LW 'ULY H?[...]
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Page 153
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6XSSRUWH G9LWDO3U RGXFW'DWD3 DJHVD QG&RPPDQG 6XSSRUW'D WD The Supported Vital Product Data Pages pag e (Figure 5 – 7) provides a directory of the Vital Product Data Pages that are s[...]
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Page 154
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG 7KH8QLW6HULDO1XPEHU3DJHK Bit Byte 7654321 0 0 Peripheral Qualifier Peripheral Device Ty pe 1 Page Code (80h) 2 Reserved 3 Page Length ([...]
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Page 155
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG 7KH'HYLFH,GHQWLILFDWLRQ3DJHK Bit Byte 7654321 0 0 Peripheral Qualifier Peripheral Device Ty pe 1 Page Code (83h) 2 Reserved 3 Page Length[...]
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Page 156
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG )LHOG1DPH 'HV FULSWLRQ Code Set T he value in this field indicates the type of data to be found in the Identifier field. Code M eaning 1 Binary data 2 ASCII [...]
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Page 157
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG 7KH)LUPZDUH%XLOG,QIRUPDWLRQ3DJH98&K Bit Byte 7654321 0 0 Peripheral Qualifier Peripheral Device Ty pe 1 Page Code (C0h) 2 Reserve[...]
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Page 158
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG 7KH6XEVVWHP&RPSRQHQWV5HYLVLRQ3DJH&K This page contains inform ation used by Tandberg Data ASA about firm ware, drive controller, [...]
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Page 159
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG &RPPDQG6XSSRUW'DWD An application client can request com mand support data by setting the CmdD t bit of the INQUIRY com m and to 1, and speci fying the SC[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGKFRQWLQXHG )LHOG 'HVFULSWLR Q Support The value of the Support field describes the type of support that the tape drive provides for Command Support D ata. 9DOXH 'HVFULSWLRQ?[...]
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Page 161
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2$ '81/2$'&RPPDQG %K The LOAD UNLOAD command tells the t arget to load or unl oad the tape media in the tape cartri dge. If no cartridge is i n t he t ape dr ive, both LOAD a nd UNLOAD ret[...]
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Page 162
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2$'81/2$'&RPPDQG%KFRQWLQXHG Bit Byte 7654321 0 0 Operation Code (1Bh) 1 Logical Unit N umber Reserved Immed 2 Reserved 3 Reserved 4 Reserved EOT Re-Ten Load 5 Unused Reserved Flag Link )LJXU[...]
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Page 163
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2$'81/2$'&RPPDQG%KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Immed Immediate. If this bit is set to 1, status is returned as soon as the operation is started. If set to 0, status is returned a[...]
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Page 164
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO / 2&$ 7(&R PPDQG %K The LOCATE com m and is used to do hig h-speed positioning to the specified block address. The READ POSI T ION com mand can be used to obtain the block address, when writing, w he[...]
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Page 165
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2&$7(&RPPDQG%KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ BT Block Type. The Block T ype bit indicates how the Block Address field is interpreted. The first recorded object (block or filemark) is at add[...]
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Page 166
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7 &RPPDQ G& K The LOG SELECT com mand allows the host to manag e statisti cal information maintained by the tape driv e about its own hardware parameters or about the installed tape me[...]
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Page 167
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG PCR Paramet er Code Reset. I f this bi t is s et to 1 and the param eter list length is set to 0, all acc umulated val ues of page codes 2, 3, and 32 are set to 0 an[...]
-
Page 168
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG /RJ'HWHFWLRQ6XPPDULQ/2*6(/( &7&RPPDQG 'HVFULSWRU%ORFN The following conditions constitute errors that are[...]
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Page 169
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG /RJ 6HOHFW 3DJH )RUP DW Each log pag e begins with a 4- byte header followed by Q number of log param eter blocks (one block for each [...]
-
Page 170
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG /2* 3$ 5$ 0(7(56 Bit Byte 7654321 0 0 -1 (MSB) Parameter Code (LSB) 2 DU DS TSD ETC TM C Rsv ’ dL P 3 Parameter Length 4 - 7 (MSB) Parameter Value (LSB) )LJXUH?[...]
-
Page 171
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ 127( Byte 2 of the Log Parameter Block is referred to as the Parameter Control Byte; it is made up of six control bits plus one bit th[...]
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Page 172
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ TM C Threshold M et Criteria. Once the criteria specified in this field is met and the ETC bit is 1 and the RLEC bit in M ODE SENSE / [...]
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Page 173
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO (UURU'HW HFWLRQ6XP PDULQ /RJ 6HOHFW 3DJHV The host issues a LOG SEN SE com m and to initialize host- resident software that allows determ ination of: • The log pag es used by the driv e • The[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(& RPPDQG 'K The LO G SE NSE command allows the host to retriev e statistical inform ation maintained by the tape driv e about its own hardware parameters or about the installed t ape medi[...]
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Page 175
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PPC Parameter Pointer Control. This bit musts be set to 0. A PPC of 0 indicates that the parameter data requested from the device starts [...]
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Page 176
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG Page Code The P age Code field identi fies which log page is being requested by t he initiat or. If t he page is not support ed, then the c omm and terminat es with a C[...]
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Page 177
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG (UURU'HW HFWLRQ6XP PDUL Q/ 2* 6(16(&R PPDQ G 'HVFULSWRU%ORFN The following conditions constitute errors detected [...]
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Page 178
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 6XSSRU WHG3DJH V/RJ3D JH3DJH K When pag e 00h is requested, the 4-byte pag e header is returned, followed by the pa[...]
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Page 179
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 5($'3DJH K:5,7(3DJHK( 5525/2* 6(16(3DJ H Each Log pag e begins with a 4- byte[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /2* 3$ 5$ 0(7(56 Bit Byte 7654321 0 0 -1 (MSB) Parameter Code (LSB) 2 DU DS TSD ETC TM C Rsv ’ dL P 3 Parameter Length 4 - 11 (MSB) Parameter Value (LSB) )LJXUH[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG Byte 2 of t he Log Paramet er Block i s referred to as the Param eter Control Byt e; it is made up of six control bits plus one bit that is res erved. DU Dis able Updat[...]
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Page 182
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG LP Li st Param eter. This bit is 0 s ince the param eter codes are t reated as data counters . Paramet er Length This f ield specif ies the num ber of bytes of the para[...]
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Page 183
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /$67 Q(5 52 5(9(1 763DJ H K This page returns one parameter at a tim e that contains the ASCII text for the specified e[...]
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Page 184
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /2* 3$ 5$ 0(7(56 Bit Byte 7654321 0 0 -1 (MSB) Parameter Code (LSB) 2 DU DS TSD ETC TM C Rsv ’ dL P 3 Parameter Length 4 - n (MSB) Hex ASCII String for Ev ent n (L[...]
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Page 185
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 7DSH$ OHUW 3DJH (K This page returns results of the tape driv e ’ s on- going self diagnosis, so that the tape drive ’ s behav[...]
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Page 186
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 7$ 3($ /(5 7 /2*3$ 5$ 0(7 (56 Bit Byte 7654321 0 5 –1 to 5 (MSB) Param eter Code ( ) (LSB) 5 + 1 DU DS TSD ETC TMC Rsv ’ dL P 5 + 2 Parameter Lengt h (1) 5[...]
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Page 187
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 1 Read W arning W arning P roblems readi ng data. There is no l oss of dat a, but the tape drive ’ s perform ance is reduced. 2 W rite W arning W arning Problem s wri[...]
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Page 188
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 22 Expired Cleaning Media Crit ical The cleaning cart ridge that was used has expired. W ait for al l tape drive operations to com plete, then us e a valid cleani ng ca[...]
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Page 189
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 5($':5 ,7(&2035(66,213DJH K This page begins with a 4-by te header followed by the log param eter blo[...]
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Page 190
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /2*3$5$ 0 (7(56)253$5$ 0(7 (5&2'(6K$1'K Bit Byte 7654321 0 0 -1 (MSB) Parameter Code (LSB) 2 DU DS TSD ETC TM C Rsv ’ d[...]
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Page 191
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /2* 3$ 5$ 0(7(56 )253$5$ 0 (7(5&2'(6 K7+528*+ K Bit Byte 7654321 0 0 -1 (MSB) Parameter Code (LSB) 2 DU DS TSD ETC TM C Rsv ?[...]
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Page 192
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG DU Dis able Update. Al ways 0. DS Disable S ave. Not supported. This bit always set to 1. TSD Target Save Dis able. Not support ed. This bit always set to 1. ETC Enable[...]
-
Page 193
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 'HYLFH:HOOQHVV3DJH K The Dev ice Wellness Pag e returns information about any check conditions related to Sense Keys 1, [...]
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Page 194
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG '(9,&(:(//1(66/2*6(16(3$*(3$ 5$0(7(56K)K Bit Byte 7654321 0 0 Parameter Code 1 Reserved 2 DU DS TSD ETC T[...]
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Page 195
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Parameter Code Parameter Codes 0000h through 000Fh are supported. This provides 16 log entries for error information capture. DU Disable [...]
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Page 196
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 'HYLFH6W DWXV 3DJH (K The Device Status Page describes the current status of the tape driv e. Figures 5- 31 and 5-32 and T[...]
-
Page 197
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG '(9,&(67$786/2* 6(16(3$ * (3$ 5$0(7 (56 Bit Byte 7654321 0 0 - 1 P arameter Code 2 DU DS TSD ETC TM C Rsv ’ dL P 3 Parameter Length (04h) 4 - [...]
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Page 198
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Parameter Value Parameter Codes 0000h through 0005h are supported. Code Description 0000h Specifies device type. For sequential-ty pe dev[...]
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Page 199
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG )LHOG1DPH 'HV FULSWLRQ ClnR Set to 1 if a cleaning required condition exists. W hen the condition clears, this status is also cleared. ClnQ Set to 1 if a cleani[...]
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Page 200
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(& 7&R PPDQG KK The MODE SELECT command (available in either 6- or 10-byte format) enabl es the host to configure the tape drive. I[...]
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Page 201
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 02 '(6(/(&7&RPPDQG'HVFULSWRU%ORFN²'DWD)RUPDW [...]
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Page 202
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PF Page Format. The Page Format bit indicates that the data sent by the[...]
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Page 203
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG Bit Byte 7654321 0 0 - 7 Mode Parameter Header 8 - 15 M ode Parameter Block Descriptor (Optional) 8 - [...]
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Page 204
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 0RGH3DUDPHWHU+HDGHU The fig ures and tables that follow prov ide an ill[...]
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Page 205
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Media T ype T his field is ignored by the M ODE SELECT command. Buffere[...]
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Page 206
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 0RGH3DUDPHWHU%ORFN'HVFULSWRU The fig ure and table that foll[...]
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Page 207
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG Density Code This fi eld should m atch the c urrent tape m edium dens ity; it is set t o 0 if the dens[...]
-
Page 208
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG Block Length This field spec ifies t he length, in byt es, of eac h logical bloc k transf erred over t[...]
-
Page 209
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 5( $':5,7((55255( &29(5<3 $*(K The [...]
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Page 210
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. For MODE SELECT, this bit must be 0. Additional [...]
-
Page 211
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG ',6 &211(&75(&211( &73$*(K The D[...]
-
Page 212
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG PS Paramete rs Sava ble. Fo r MO DE SELEC T, this bit must be 0. Additional Page Length This f ield in[...]
-
Page 213
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG &21752/0 2'(3$*( $K The Control Mode Pag e provid[...]
-
Page 214
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. For MODE SELECT, this bit must be 0. Page Length[...]
-
Page 215
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG '$ 7$ &2 035(66,21 3$* ( )K The Data Com pression[...]
-
Page 216
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Page Code The Page Code identifies the ty pe of MO DE SELECT page being[...]
-
Page 217
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG '( 9,&(&21), *85$7,213$*( K The Device Configu[...]
-
Page 218
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG PS Paramete rs Sava ble. Fo r MO DE SELEC T, this bit must be 0. Additional Page Length This f ield in[...]
-
Page 219
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG AVC Autom atic V elocity Cont rol. Not support ed; mus t be 0. SOCF Stop on Consecut ive Filemark s. N[...]
-
Page 220
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 0( ',80 3$57,7,213 $*( K The drive supports the Mediu[...]
-
Page 221
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. For MODE SELECT, this bit must be 0. Additional [...]
-
Page 222
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 7$ 3($/ (57 3$*( &K The drive supports the TapeAlert Page wh[...]
-
Page 223
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. For M ODE SELECT, this bit must be 0. Additional[...]
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Page 224
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ MR IE Method for Reporting Informational Ex ceptions. The tape drive us[...]
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Page 225
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG ((35 209(1' 25 81 ,48 (3$* ( (K The drive supports a v[...]
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Page 226
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 1DPH 9DOXH 5HS 'HIDXOW /HQJWK % WHV 8VDJH VENDORID ASCII TA NDBERG 8 Vendor I dentif[...]
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Page 227
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 1DPH 9DOXH5HS 'H IDXOW /HQJWK % WHV 8VDJH LOADER LUN ASCII Decimal 1 1 1 - 7 = LUN t[...]
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Page 228
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG 1DPH 9DOXH 5HS 'HIDXOW /HQJWK % WHV 8VDJH FORCER EADSILI ASCI I Bin ary 0 1 To ma[...]
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Page 229
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG SCSIBUSDM ATIMER ASCII De cimal 2 1 The number of seconds unt il the drive tim es out waiting f or [...]
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Page 230
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 1DPH 9DOXH5H S 'HIDXOW /HQJWK % WHV 8VDJH THIRDPAR TYDEN ASCI I Decimal 0 1 Value of default thi rd party density. Requires ENA THIRDPARTYDE NS = 1 ENAGRAN ULAR ITY ASCII Binar y 1 1 Enables granularity fi eld in READ[...]
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Page 231
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG As an example of an EEPROM v endor unique page, the fig ure below shows a page that will modify the[...]
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Page 232
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG An exam ple follows that illustrates an EEPRO M vendor unique pag e that modifies the FORCEDENSITY [...]
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Page 233
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG &KDQJHDEOH3DUDPHW HUVZLWKLQ02'(6(/(&7 The table b[...]
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Page 234
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16( & RP PDQ G $ K$ K The MOD E SE NSE com mand allows the drive to report its media ty pe, and current, or changeable config uration [...]
-
Page 235
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG Bit Byte 7654321 0 0 Operation Code (5Ah) 1 Logical Unit Number Rsv ’ dD B D R e s e r v e d 2 PC Page Code 3 Reser[...]
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Page 236
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ DBD Disable Block Descriptors. If 0, device returns the block descriptor data. If set [...]
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Page 237
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG 02'(6(16(' DWD +HDGHUV The MODE SE NSE (6) and MO DE SEN SE (10) headers are[...]
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Page 238
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG Bit Byte 7654321 0 0 - 1 (MSB) Mode Sense D ata Length (LSB) 2 M edia Type 3 W P Buffered Mode Speed 4 Reserved 5 Res[...]
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Page 239
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Mode Sense D ata Length This field specifies the length (in bytes) of the M ODE SENSE [...]
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Page 240
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG 02'(6(16(% ORFN' HVFULSW RU The illustration below describes the MODE SENSE [...]
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Page 241
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Density Code This field should match the current tape medium density; it is set to 0 i[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Number of Blocks This field is sent as 0, indicating that all of the remaining logical[...]
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Page 243
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG 02'(6(16(0RGH 3DJHV The illustration below depicts the variable leng th page desc[...]
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Page 244
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG Page codes and pag es that are supported are: 3DJH&RGH 'HVF ULSWLRQ 6(16(6(/(&7 6HFWLRQ 00h [...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG 5($ ':5,7 ((UURU5HFRYHU3DJHK The tape drive suppor[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. Must be 0, the supported parameters cannot be saved (savable pa[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG ',6&211(&75(&2 11(&73DJHK The tape dr ive[...]
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Page 248
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. W hen 0, the supported parameters cannot be saved (savable page[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG &RQWURO0RGH3DJH$K The Control Mode Page allows the user to determ i[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Page Length The value in this field indicates the number of bytes in the Control Mode [...]
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Page 251
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG 'DWD&RPSUHVVLRQ3DJH)K The Data Com pression page specifies par[...]
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Page 252
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. Not supported; must be 0. Page Length The v alue in this field [...]
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Page 253
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 'HYLFH&RQILJXUDWLRQ3DJHK The tape drive supports the Device Config uration Page. The form at for the page is illustrated below. Bit Byte 76543210 0 PS (0) 0 Page Code (10h) 1 Ad[...]
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Page 254
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. Not supported; must be 0. Additional Page Length This field ind[...]
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Page 255
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Gap Size Not supported. Set to 0. EOD Defined End of Data. Set to 00h. EEG Enable EOD [...]
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Page 256
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG 0HGLXP3DUWLWLRQ3DJHK The tape drive supports the Medium Partition Pa[...]
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Page 257
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. Not supported; must be 0. Additional Page Length This field ind[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG 7$3 ($ /(57 3$ *(&K The TapeAlert config uration settings can be re[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable. For MODE SELECT , this bit must be 0. Additional Page Length Th[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Test Not Supported. LogErr Error Log. Not Supported MR IE Method for Reporting Informa[...]
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Page 261
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG ((35209HQGRU8QLTXHSDJH(K The tape drive supports the EEPROM vendor u[...]
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Page 262
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175 (6(5 9 $ 7,21,1& RPPDQ G(K The PERSISTENT RESERVAT I ON IN comm and is a 10-byte comm and used to obtain information about persistent reserv ations and reservations that are acti[...]
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Page 263
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Service Action Service actions that require information about persistent reservation and registrations may require enabli[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG The fig ure and table below illustrate and describe the data fields of R ead Key data parameters. Bit Byte 7 6 5 4 3210 0 - 3 (MSB) Generation (LSB) 4 - 7 (MS[...]
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Page 265
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Generation The v alue in this field is a 32-bit counter in the device server that is incremented each time a PERSISTENT R[...]
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Page 266
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG The fig ure and table below illustrate and describe the data fields of Read Reservations data param eters. Bit Byte 7 6 5 4 3210 0 - 3 (MSB) Generation (LSB) [...]
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Page 267
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG The figure and table below illustrate and describe the data fields of each Read Reservations descriptor ’ s data fields. Bit Byte 7 6 5 4 3210 0 - 7 (MSB)[...]
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Page 268
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG Reservatio n Key The Reservation key fiel d contains an 8-byte value t hat identif ies the reserv ation key under whic h the persis tent reserv ation is hel d[...]
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Page 269
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Type The value of the Type field specifies the characteristics of the persistent reservation being established for all da[...]
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Page 270
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG 0h REA D READS : Shared; any appli cation cl ient on any init iator may execut e com mands t hat perform transfers from the t arget to the i nitiator. W RITES[...]
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Page 271
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG 3h Exclus ive; any com mand from any initi ator other than t he initiator hol ding the persist ent reservati on that attem pts a transfer from the target re[...]
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Page 272
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG 5h W RITE Registrant s Only READS: Shared; any applicati on client on any i nitiator m ay execute com mands t hat perform transfers from the t arget to the i [...]
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Page 273
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG READ Shared LU EX WR IT E Exclu sive LU EX READ Exclu sive LU EX Exclu sive Access * LU EX Shared Access * LU EX WR IT E Exclu sive RO LU EX Exclu sive Acce[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(1 75 (6(5 9 $ 7,2128 7& RPPDQ G )K The PERSISTENT RESERVAT ION OUT com mand is a 10-byte com mand used to reserv e a logical unit or an extent within a logical unit for the exclusive or sha[...]
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Page 275
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(59$7,21287&RPPDQG)KFRQWLQXHG Bit Byte 7 6 5 4 3210 0 Operation Code (5Fh) 1 Reserved Service Action 2 Scope Type 3 - 6 Res erved 7 – 8 (MSB) Parameter List Length (18h) (LSB) 9 Unuse[...]
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Page 276
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(59$7,21287&RPPDQG)KFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Service Action Service actions that require information about persistent reservation and registrations may require enabl[...]
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Page 277
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Scope The value in this field indicates w hether a persistent reservation applies to an entire logical unit, to a part of [...]
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Page 278
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Type The value of the Type field specifies the characteristics of the persistent reservation being established for all d[...]
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Page 279
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG 00h Regis ter When t he comm and executes a Regis ter servic e action, i t registers a reservation k ey with a device server without generating a reservat io[...]
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Page 280
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG 02h Release A PERSISTENT RESERVATION OUT comm and with Re lease service action removes a persist ent reservation hel d by the sam e initiat or. The fields [...]
-
Page 281
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG 04h Pre-em pt A PERSISTENT RESER VATION OUT comm and with a successful Pre-empt service ac tion rem oves all pers istent res ervations f or all init iators t[...]
-
Page 282
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG 05h Pre-empt & Clear A PERSISTENT RESER VATION OUT command with a Pre-empt & Clear service ac tion rem oves all pers istent res ervations f or all [...]
-
Page 283
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG Table Table 5 – 68 presents the definitions of the characters of the available “ Typ e ” values from the Ty pe field of the PERSI STENT RESERVATION IN [...]
-
Page 284
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG 3h Exclusive Acc ess READS: Ex clusi ve; any com mand from any initiat or other than the initiat or holding the persi stent res ervation that at tempt s a [...]
-
Page 285
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG 6h Exclu sive Access, Registrant s Only READS: E xclusive; any c omm and from an ini tiator that has not previous ly perform ed a Register servi ce acti on w[...]
-
Page 286
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG Reservatio n Key This field c ontains an 8-byt e token that is provided by the appli cation c lient to th e device server t o identif y which initiat or is[...]
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Page 287
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG The table below illustrates which fields are set by the application client and interpreted by the dev ice server for each Serv ice and Scope value. Register [...]
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Page 288
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 35(9 (17 $//2:0( ',80 5(0 29 $ / &RPPDQG(K This comm and enables or disables the unloading of the tape cartridge. Bit Byte 7654321 0 0 Operation Code (1Eh) 1 Logical Unit Number Res[...]
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Page 289
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'&RPPDQG K This com m and transfers one or mo re data blocks or by tes to the initiator starting with the next block on the tape. Bit Byte 7654321 0 0 Operation Code (08h) 1 Logical Uni[...]
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Page 290
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Fixed This bit specifies whether fix ed-length or variable-length blocks are to be transferred, and gives meaning to the Transfer Length field [...]
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Page 291
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'&RPPDQGKFRQWLQXHG The meaning of EOM is different for a READ comm and than for a WRITE- related comm and. EOM is reported only when the physical EOM or End-of-P artition (EOP) is encounter ed.[...]
-
Page 292
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($ '%/2&. /,0 ,76 &RPPDQG K The READ BLOCK LIMI TS comm and directs the tape drive to report its block length lim its. Bit Byte 7654321 0 0 Operation Code (05h) 1 Logical Unit [...]
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Page 293
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'%/2&./,0,76&RPPDQG KFRQWLQXHG The READ BLOCK LIMITS data shown below is sent during the DATA IN phase of the comm and. The command does not reflect the currently selected block size,[...]
-
Page 294
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($ '%8))(5 &RPPDQG &K The READ BUFFER comm a nd is used in conj unction with WRI T E BUFFER as a diagnostic function for testing the drive ’ s data buffer for possible diag nostic data[...]
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Page 295
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'%8)) (5&RPPDQG&KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Mode The tape driv e supports the follow ing values w ithin this field. If any non-supported value is set, the drive terminates the co[...]
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Page 296
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'%8)) (5&RPPDQG&KFRQWLQXHG &RPELQHG+ HDGHUDQG' DWD0RGH In this mode, the tape drive returns a 4- byte header followed by data by tes. The drive term [...]
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Page 297
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'%8)) (5&RPPDQG&KFRQWLQXHG 'DW D0RGH In this m ode, the DAT A I N phase contains only buffer data. 'HVFULS WRU0RGH In this m ode, a [...]
-
Page 298
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($ '326,7,21&R PPDQG K The READ POSI TION com mand is used to read a position identifier or SCSI Logical B lock Address (L BA). The LO CATE comm and uses this identifier to position bac[...]
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Page 299
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'326,7,21&RPPDQGKFRQWLQXHG 127( The drive returns CHECK CONDITION with UNIT NOT READY sense ke y with the READ POSITIO N command if the media is not ready to be accessed. ?[...]
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Page 300
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'326,7,21&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ BOP Beginning of Partition. W hen set to 1, indicates that the logical unit is at the beginning of partition in the current partitio[...]
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Page 301
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'326,7,21&RPPDQGKFRQWLQXHG 7RWDO&XUUHQW/RJLFDO3RVLWLRQ When TCLP and Long bits are both set to 1, the data tak es the following form at: Bit Byte 76543210[...]
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Page 302
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(&(,9(' ,$ *1267,&5(68 / 76&RPPDQG &K The RECEIVE DIAGNOSTIC RESULTS command fetches the r esults of the l ast SEND DIAGNOSTIC com mand sent to the t ape drive. Bit Byte 7654321 0[...]
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Page 303
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(&(,9(',$*1267,&5(68 /76&RPPDQG&KFRQWLQXHG The following data is returned by the drive as a result of the RECEI VE DIAGNOSTI C comm and. Note that a REQUEST SENSE command should be[...]
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Page 304
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(/($ 6(81,7&RPPDQ GK The RELEASE UNIT (6) comm and is a 6-byte comm and that releases the drive if it is currently reserv ed by the requesting initiator. I t is not an error to [...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(/($6(81,7&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ 3rdPty The third party release option for RELEASE UNIT allow s an initiator to release a logical unit that was prev iously res[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(/($ 6(81,7&R PPDQG K The RELEASE UNIT and the RESERVE UNIT comm ands are used for cont enti on resolution in m ultiple- initiator system s. T he RELEASE (10) com m and is a 1[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(/($6(81,7&RPPDQGKFRQWLQXHG )LHOG 'HVFULSWLR Q 3rdPty Third Party Release allow s an initiator to release a logical unit that was prev iously reserved. If the value in this fiel[...]
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Page 308
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(325 7' (16,7 < 6833257& RPP DQG K The REPORT DENSITY SUPPORT command is a 10- byte comm and used to request that inform ation about the densities supported by the log ical unit [...]
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Page 309
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Media W hen this bit = 0, it indicates that the device server w ill return density support data blocks for densities[...]
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Page 310
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Available Density Support Length This value w ithin this field specifies the number of bytes in the data that follow[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG Bit Byte 7 6 5 4 3210 0 Primary Density Code 1 Secondary Density Code 2 WR TO K DUP DEFLT Reserve d 3 - 4 Reserved 5 – 7 ( MSB) Bits Per MM (LSB) 8 ?[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Primary Density Code This field contains the value returned by a M ODE SENSE command for the density described in th[...]
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Page 313
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Bit Per MM Bits per millimeter. The value in this field indicates the number of bits per millimeter per track as rec[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(32 57/816 &RPPDQG $ K The REPORT LUNS com mand requests that the peripheral device log ical unit numbers of k nown logical units in the target be sent to the applications client. The comm and[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257/81 6&RPPDQG$K FRQWLQXHG Bit Byte 7 6 5 4 3210 0 - 3 (MSB) LUN List Length (n – 7) (LSB) 4 - 7 Reserved 8 - 15 (MSB) LUN (first LUN) (LSB) • • • • • • n-7 – n LUN (last LUN, if mo[...]
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Page 316
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48 (676(16(& RPPDQ GK The REQUEST SENSE command causes the tape driv e to transfer detailed sense data to the initiator. Bit Byte 7654321 0 0 Operation Code (03h) 1 Logical Unit Number Rese[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG The REQU EST SENSE comm and causes the tape drive to transfer detailed sense data to the initiator. The s ense data is valid f or a CHECK CONDITION or RESERVAT ION CONF[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG Bit Byte 7654321 0 0 Valid Error Code 1 Segment Number (0) 2 Filemark EOM ILI Reserved Sense Key 3 - 6 (MSB) Information Bytes (LSB) 7 Additional Sense Length 8 - 11 (M[...]
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Page 319
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Valid W hen set to 1, this field indicates that the information bytes contain valid information as defined in the ANSI SCSI-2 specificati[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Additional Sense Length This field specifies the number of additional sense bytes to follow . If the Allocation Length of the Command Des[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Tape M otion Hours This field reports the number of tape motion (i.e., head wear) hours. Format is given as a hex adecimal word (2 by tes[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 6HQVH.H 'HVFULSW LRQ 0h NO SE NSE. Check the Filem ark/EOM/I LI bits and t he Additional S ense Code/Addit ional Sense Code Quali fier bytes. 1h RECOV ERED ERR[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG The following table provides the additional sense codes (ASCs) and additional sense code qualifiers (ASCQs) that may be reported. Additional inform ation, explanations,[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 02h NOT READY 04 00 Unit Not Ready, Cause Nonreport able 04 01 Unit Not Ready, Calibrati on in Proces s 04 02 Unit Not Ready, LOAD Com mand Needed 04 03 Unit Not Ready,[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 04h HARDW ARE E RROR 08 00 LUN Com muni cation Failure 08 01 LUN Communi cation Tim eout Failure 0C 80 W rite SCS I FIFO CRC E rror 11 80 Read SCSI FIF O CRC error 11 8[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 04h HARDW ARE E RROR (cont .) 51 00 Erase Failure 53 00 Media Load/Ejec t Failure 53 01 Unload Tape Failure 84 01 BHC Test Fai led 05h ILLEGAL RE QUEST 1A 00 P arameter[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 05h ILLEGAL RE QUEST (cont .) 3B 0D Media Dest ination El ement Full 3B 0E Media Source E lement Empty 3D 00 Invalid Bits in ID Me ssage 53 02 Media Rem oval Prevented [...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 0Bh COMMAND ABORTED 43 00 Message Error 44 80 Unexpected Selec tion Int errupt 44 82 Com mand Com plete Sequence Fai lure 44 83 SCSI Chip, Gross Error/ Ill egal – Com[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO )LOHPDUN(QGRI0HGLXP(2 0DQG,QFRUUHFW/HQJWK,QGLFDWRU,/,%LWV )LOHPDUNEWH ELW (20 EWH ELW DQG ,/, EWH?[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(5 9(81,7&RPPDQG K The RESERVE UNIT (6) comm and is a 6-by te comm and that reserves the specified tape driv e for exclusive use by the requesting initiator or for another spec[...]
-
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ 3rdPty The third party reservation option for RESERVE UNIT (6) allow s an initiator to reserve a logical unit for another SCSI[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG An initiator that holds a current reserv ation may modify that reservation (for example, to switch third parties) by issuing another RESERVE UNI T (6) comm a[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(5 9(81,7&RPPDQG K The RESERVE UNIT and the RELEASE UNIT comm ands are used for cont enti on resolution in multiple- initiator systems. The R ESER VE UNI T (10) comm and is [...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG )LHOG 'HVFULSWLR Q 3rd Pty W hen set to 1, it indicates that the Third Party Dev ice ID field is valid. LongID W hen 0, indicates that the third party d[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(&RPPDQGKFRQWLQXHG )LHOG 'HVFULSWLR Q Extent If 0, requests that the entire logical unit be reserv ed for use only by the initiator until the request is supplanted by another val[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG RelAdr is always 0: The DLT8000 tape drive does not support relativ e addressing. The Reservation Type field defines the ty pe of reservation in effect for t[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG If the Long ID bit = 1 and the Ex tent bit = 0, then the parameter list leng th is eight and the parameter list has the form at shown below. Bit Byte 765 43 [...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(:,1' &RPPDQG K The REWI ND com m and directs the tape driv e to position the tape at the beginning of the currently active partition (for DLTtape driv es, this is BOM). B efore rewinding[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1' ',$ *126 7,&& RPPDQG 'K The SEND DIAGNOSTIC comm and direct s the ta pe drive to perform it s sel f- diagnostic tests. I t can also be used to invok e the Basic Health C[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG Two levels of unit- resident diagnostic tests can be accessed: (OHFWURQLFV6HOI7HVW/HYHO7 HVW To invok e this level of diag[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG The following table illustrates the possible setting s of the Selftst, DevOfl, and UnitOfl bits and the effects of each setting on the resulting self[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Pattern Number Indicates the type of data pattern to be used during the diagnostic test. Pattern Name Data in Hex 0h R[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Block Count This field specifies how many blocks to W RITE / READ to and from starting on track 0, then moving to trac[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG If the specif ied diagnostic t est passe s, a GOOD status is re turned. Otherwise, a CHECK CONDITI ON is g enerated and the Sense Data contai ns info[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 63 $ &(&RPPDQG K The SPACE com mand provides a variety of positioning functions that are determined by Code and Count fields in the Com mand Descriptor Block. Both forward (toward End of[...]
-
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 63$&(&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Count W hen spacing over blocks or marks, the Count field is interpreted as follows: A positive value N causes forw ard motion over N blocks or[...]
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Page 347
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 7(67 81,75( $ '<&RPPDQG K The T EST UNIT READY command checks the ta pe dri ve to e nsu re t ha t t he uni t is ready for com mands involv ing tape m ovement. I f the drive has a[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 9 (5,)<&RPPDQG K The VERI FY com m and directs the tape drive to v erify one or m ore blocks beginning with the next block on the tape. Both CRC and EDCs are validated. Bit Byte 7654321 0 0[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5 ,7(&RPP DQ G $ K The WRITE com mand transfers one or m ore blocks from the host to the current logical position. When in Buffered Mode (see MODE SELECT), the t ape drive reports GOOD statu[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(&RPPDQG$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Fixed The fix ed bit specifies both the meaning of the Transfer Length field and whether fix ed-length or variable-length blocks are to be transfe[...]
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Page 351
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(&RPPDQG$KFRQWLQXHG If the tape driv e encounters the physical End of Medium (EOM) when attempting WRITE, a CHECK CONDITION status is returne d. Within t he sense da ta, th e EOM and Valid bits are[...]
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Page 352
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7( %8))(5 &RPPDQG % K The WRI TE BUFFER comm and is used with READ BUFFER as a diagnostic function for testing the dev ice data buffer, DMA engine, SCSI bus interface hardware, and SCSI [...]
-
Page 353
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(%8)) (5&RPPDQG%KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Buffer ID For all of the modes described for the Mode field, only a Buffer ID of 0 is supported. If the Buffer ID field is a value other th[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(%8)) (5&RPPDQG%KFRQWLQXHG The tape drive m ust be em pty of tape medium to allow downloading of an imag e. This is a safeguard ag ainst accidentally starting a firm ware update. I f a tape cartrid[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5, 7(), /(0 $ 5.6 &RPPD QG K The WRI TE FILEMA RKS com m and directs the tape drive to write the specified number of Filem arks beginning at the current log i cal position on tape. I f the [...]
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Page 356
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(),/(0$5.6&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ W Smk W rite Setmark. Must be 0. T his tape drive does not support Setmarks. Immed Immediate. W hen this bit is set to 1, the tape driv[...]
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Page 357
7DQGEHUJ'/73URGXFW0DQXDO $ A. Definition of V endor Unique Sense Data Information 7KLVDSSHQGL[OLVWVWKHLQWHUQDOVWDWXVFRGHVZ LWKWKHLUGHVFULSWLRQV The internal status code is located at byte offset 18 of the REQUEST SENSE data and may be available for certain types of failures. 127( Byte 18[...]
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7DQGEHUJ'DWD $SSHQGL[$ $ 7DQGEHUJ'/73URGXFW0DQXDO 'HFLPDO +H[DGHFLPDO ' HVFULSWLRQ 14 0E Successive Blocks M issing Across O bjects 15 0F Drive State Not Valid for Command 16 10 Drive Error 17 11 Driv e Communication T imeout Error 18 12 Driv e Unloaded 19 13 Unable to W RITE – No CRC 20 14 [...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO $ 'HFLPDO +H[DGHFLPDO ' HVFULSWLRQ 41 29 Invalid Destination Slot 42 2A Source Slot Empty 43 2B Destination Slot Full 44 2C Medium Changer M otion Error 45 2D Medium Changer/Driv e Interface Error 46 2E Medium Changer/Slot Interface Er[...]
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7DQGEHUJ'DWD $SSHQGL[$ $ 7DQGEHUJ'/73URGXFW0DQXDO Bit 7 %LW 5VY¶G %LW 5VY¶G %LW 5VY¶G %LW 5VY¶G Bit 2 Bit 1 Bit 0 %LW1R ' HVFULSWLRQ If set to 1, Cleaning Light is Illuminated, otherwise Light is off. Tape Directory Statu[...]
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Page 361
7DQGEHUJ'/73URGXFW0DQXDO % B. EEPROM-resident Bugcheck and Event Logs 7KLVDSSHQGL[SURYLGHVDH[SODQDWLRQRIWKHHYHQWORJVLQIRUPDWLRQSDFNHWVVWRUHGLQVHPL SHUPDQHQWQRQYRODWLOHPHPRU RIWKHWDSHGULYH7KHVHSDFNHWVFDQEHUHWU LHYHGYLDWKH [...]
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7DQGEHUJ'DWD $SSHQGL[% % 7DQGEHUJ'/73URGXFW0DQXDO % %XJFK HFN3DFNHWV Bugcheck s are the result of some firm ware-detected errors. For exam ple, a hardware failure or an internal system consistency failure may cause a bugcheck . These events cause bug check pack ets to be written to EEPR O[...]
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7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO % % 3267 )DLO XUH3DFNHW V POST failure pack ets are stored whenev er the Power On Self Test logic detects a failure of any kind. Each failure is encoded as a 4-byte v ector. In som e cases, multiple v ectors may be stored. I[...]
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7DQGEHUJ'DWD $SSHQGL[% % 7DQGEHUJ'/73URGXFW0DQXDO 'LUH FWRU )DLO XUH (YHQW/RJ3DF NHWV Directory failure ev ent logs are written when a directory read or directory write request fails for any reason. Table B — 3 prov ides the description of important fields within the packet. Note tha[...]
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7DQGEHUJ'/73URGXFW0DQXDO & C. Updating the Firmware 7KLVFKDSWHUH[SODLQVKRZWRXSGDWHWKHWDSHVVWHP¶V3&%$U HVLGHQWILUPZDUH & 2YHUYLHZ Using the tape driv e ’ s front panel and a tape with the updated firmware imag e, you can update the tape drive ’ s PC BA[...]
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7DQGEHUJ'DWD $SSHQGL[& & 7DQGEHUJ'/73URGXFW0DQXDO 127( On UN *X systems, use the FT P utility to transfer the binary firmware image. Be sure to specify “ type image ” before using the “ get ” or “ put ” commands, otherwise ex tra characters may be added to the file, causing it to be [...]
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Page 367
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO & 127( If the W RITE PROT ECTED indicator does not blink, check that: 1. POST passed 2. The drive is unloaded. 3. The dr ive handle is in its down position. C. elease the UNLOAD butt on, then press the UNLOAD button again wit hin four (4) se[...]
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7DQGEHUJ'DWD $SSHQGL[& & 7DQGEHUJ'/73URGXFW0DQXDO If the firm ware imag e is valid, the tape driv e ’ s PCBA controller ’ s FLASH EEPROM is updated with the new firmware im age. The WRITE PROTECTED and TAPE IN USE indicators flash again during the controller firmware update. &?[...]
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Page 369
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO & ,I 7KHQ 1. The tape is NO T a valid firmw are update tape 2. The tape does not contain a valid firmware image No firmware update is attempted. T he W RITE PROTECTED and T APE IN USE indicators do not blink. The driv[...]
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7DQGEHUJ'DWD $SSHQGL[& & 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN[...]
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7DQGEHUJ'/73URGXFW0DQXDO ' ' 5XQQLQJWKH%DVLF+HDOWK &KHFN%+& 7 HVWYLDWKH /LEUDU 3R UW 7KLVDSSHQGL[H[SODLQVKRZWRUXQWKH'/7WDSHVVWHP¶V%+&WHVWRQDWDSHGU LYHWKDW LVFRQILJXUHGDVDFRPSRQHQWZ[...]
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7DQGEHUJ'DWD $SSHQGL[' ' 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN[...]
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7DQGEHUJ'/73URGXFW0DQXDO ( E. V isual Inspection Procedure for DL Ttape Cartridges 7KLVDSSHQGL[H[SODLQVKRZWRYLVXDOOLQVSHFWD' /7WDSH&DU WULGJH'DPDJHGFDU WULGJHV PXVWQRWEHXVHG '/7WDSH&$575,'*(*(1(5$/+$ 1'/,1**8,'(/,1(6 ?[...]
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7DQGEHUJ'DWD $SSHQGL[( ( 7DQGEHUJ'/73URGXFW0DQXDO 9,68$ / 0(&+$1,&$ /,163(&7,2 1352&('85( :KHQVKRXOGRXSHUIRUPDYLVXDOPHFKDQLFDOLQVSHFWLRQ90,RQD '/7WDSHFDUWULGJH" <RXVKRX OGGRD90, • As a general prac tice w[...]
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Page 375
7DQGEHUJ'DWD $SSHQGL[%7KH6XSHU'/7WDSH,&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO ( )LJXUH(/RFDWL RQRI2QHRIWKH7ZR5HHO /RFN7DEV RQWKH'/7WDSH&DU WUL GJH Inside and near the center of this opening , you should see a small plastic ta[...]
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7DQGEHUJ'DWD $SSHQGL[( ( 7DQGEHUJ'/73URGXFW0DQXDO )LJXUH(/RFDWL RQRI5HHO/RFN2SHQLQJDQG6SU LQJ/RDGHG+XE RQ%RWWRPRI'/7W DSH&DUW ULG JH Check the opening indicated in Figure E- 2 and ensure that the small plastic tab is partially v isible. This is[...]
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Page 377
7DQGEHUJ'DWD $SSHQGL[%7KH6XSHU'/7WDSH,&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO ( 6. Ensure that the tape leader within the tape cartridg e is in the correct position. To do this, you m ust open the tape cartridge door. Refer to Figure E- 3. )LJXUH(2SHQLQJW KH&ap[...]
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Page 378
7DQGEHUJ'DWD $SSHQGL[( ( 7DQGEHUJ'/73URGXFW0DQXDO 7. Figure 4 shows three different tape cartridg e loop problem s. 1RWDSH FDUWULGJHWKDWH[KLELWVWKHSUREOHPVVKRZQLQWKHH[DPSOHVLQ)LJXUH( VKRXOGEHXVHGLQ D'/7WDSHVVWHP . )LJXUH(?[...]
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7DQGEHUJ'DWD $SSHQGL[%7KH6XSHU'/7WDSH,&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO ( 8. Finally, check for proper operation of the tape cartridge ’ s Write Protect Switch (Fig ure E- 5). This sliding sw itch, located on the end of the tape cartridge used for the tape label, should sna[...]
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7DQGEHUJ'DWD $SSHQGL[( ( 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN[...]
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7DQGEHUJ'/73URGXFW0DQXDO ) F. T imeout Specifications for DL T8000 T ape System SCSI Commands 7KLVDSSHQGL[SURYLGHVWKHWLP HRXWVSHFLILFDWLRQVIRUWKH6&6,FRPP DQGVVXSSRUWHGEWKH '/7WDSHVVWHP &RPPDQG 7LPHRXW ERASE 6 hours (for overw riting the entire ta[...]
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7DQGEHUJ'/73URGXFW0DQXDO * G. DL T7000 Emulation Feature 7KLVDSSHQGL[SURYLGHVLQIRU PDWLRQDERXWXVLQJWKH'/7HP XODWLRQIHDWXUHRQD '/7WDSHGULYH,WLQFOXGHVLQIRUPDWLRQDERXWZKDWWKHIHDWXUHLVFRP SDUHVWKHIHDWXUH ZLWK?[...]
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7DQGEHUJ'DWD $SSHQGL[&7KH'/7WDSH,9&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO * * :KDW< RX 6KRXO G.QRZ $ ERXWWKH '/ 7 (PXO DWL RQ)H DWXU H A DLT8000 tape system running with DLT 7000 emulation enabled does not “ become ” a D[...]
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7DQGEHUJ'DWD $SSHQGL[* * 7DQGEHUJ'/73URGXFW0DQXDO * 9 H UL ILQJ3U RGXFW )DPLO YLDW KH6 &6, %XV You can verify a DLTtape system ’ s product fam ily via the SCSI Bus. T he following table describes the information returned by the SCSI com mand INQUI RY. The contents of[...]
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7DQGEHUJ'DWD $SSHQGL[&7KH'/7WDSH,9&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO * * 6&6,%X V'LII HUHQFHV The table below illustrates the SCSI bus differences between a DLT7000 sy stem, a DLT8000 system, and a DLT8000 sy stem with DLT7000 em ulation enabled. S[...]
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7DQGEHUJ'DWD $SSHQGL[* * 7DQGEHUJ'/73URGXFW0DQXDO '/7'ULY H '/7'ULYH '/7'ULY HZLWK '/7(PXODW LRQ (QDEOHG 02'(6(/(&7&RPPDQG • Density Code Field 0x00 D efault 0x17 2.6 G B 0x18 6.0 G [...]
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www .tandberg.com Part No. 42 22 54-01 Publ. N0. 9158-1 January 2001 DLT8000 Prod. Man. omslag-01 09.01.01 08:01 Side 2[...]