Seagate ST34371N/W/WC/WD/DC Bedienungsanleitung

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Con tents Prefac e . .. . ... . .. . .... ..... . ...... ..... . .... . ... . .. . .... ..... . ...... ..... . .... . ... ........ . ... . 1 Electr ostatic discharge protection ................................................ 1 Imp ortant safety informatio n an d pre cautions ....................... ....... 2 Wi c htige Sicherheitshinweise ........[...]

Barracuda 4LP Installation Guide, Rev . B 1 Preface This manual contains infor mation for u sers of the Seaga te® Barracuda 4LP SCSI disc drives. I t p r ovides su pport services, performance s pecifi cations, a nd initial setup inf ormati on. Ad di- tional i nformation is available in the Barracuda 4LP Product Manual (part number 77767491). Conta[...]

2 Barracuda 4LP Installation Guide, Rev . B • Tu r n of f the powe r before removing or installing the DC power cable. • Do not remove any cir cuit boards f rom t h e drive. • Never use an ohmmeter on any cir cuit boards. • W hen installin g the drive o n a carrier or tr ay , discha rge the carrier or tray prior to inserting it into the sys[...]

Barracuda 4LP Installation Guide, Rev . B 3 stacke d verti cally , pay s pecial attention to the top whe r e t em- perature s are usually highest. • Follow the precautions l isted ab o ve in “Electr ostatic disch ar ge prote ction.” • Do not remove any circuit boards from the drive. Retur n the entire dri ve f or depo t repair if any cir cu[...]

4 Barracuda 4LP Installation Guide, Rev . B This unit is a component part and as such is not meant to comply with FCC or similar national requirem e nt s a s a stand-alone unit. Engineering radiated emissions te st re sults a r e available throu gh the Seag ate Safety Depart ment to a s sist the subs ystem designe r . Wichti ge S ich erh eitsh in w[...]

Barracuda 4LP Installation Guide, Rev . B 5 Beach ten Sie in jedem Fall die folg enden Wa rn-und V orsich t - shinweise: • Beach ten Sie alle Warn- und V or sichtshinweise in diesem Handbu ch. • Tref fe n Sie beim Betrieb, bei der Installation o d er bei der Entfernung der Ei n h ei t angemes sene Sicherheitsvorkehrun- gen. • Wenn eine Ein h [...]

6 Barracuda 4LP Installation Guide, Rev . B • Die vormontierte Kopf- und Fe stpl atteneinheit (HDA) nicht a us dem L aufwer k neh m en! Falls die HDA b eschä dig t ist, schicke n Sie das g esamte Laufwerk zur Reparatur ein. • Die HDA ist nicht vor Or t reparierbar und darf nicht auseinan- dergenommen werden ! Öffnen de r versiege lt en HDA du[...]

Barracuda 4LP Installation Guide, Rev . B 7 magnetische Strahlung sind für Designer von Untersystemen auf Anfra ge von d er Seaga te-Sicherheit sabteilu ng e r hältl ich. Eur op ean Uni on Compl iance If this mode l has the CE Marking, it complies w it h the Europea n Union requirem ents of the Electr omagnetic Compati bili ty Di rec- tive 89/336[...]

8 Barracuda 4LP Installation Guide, Rev . B T echnical sup p ort services If you nee d assistance inst alli n g your dr ive, cons ult you r dealer . Dealers are familiar with their unique s ys t em co nf igurations and can help you with system con f lict s and other technical issu es. If you need additional assistance with your Seaga te ® drive or[...]

Barracuda 4LP Installation Guide, Rev . B 9 SeaBO ARD ® SeaBOARD is a c omputer bulletin board system ( BBS) that con- tain s information abou t Seagate’ s disc and tape driv e p r oducts and is available 24 hours daily . S et your communications soft - ware to eight data bi ts, no pari ty , and one stop bit (8 - N-1). Sea- BOARD phone numbers a[...]

10 Barracuda 4 LP Installation Gui de, Rev . B Seag ate T e chn ology F AX servic es SeaF AX ® Y ou can us e a touch-tone telephone to ac cess Sea gate’s auto- mated F AX system to receive technical support informati on b y return F AX. T his s ervice is available 2 4 hours d ai ly . Seag ate techn ical sup po rt F AX Y ou can F AX questions o r[...]

Barracuda 4LP Installation Guide, Rev . B 1 1 Before c alling, not e your system configuration and dri ve model number (ST xxx x ). T her e are se veral technical s upport phon e numbers available for v ar ious Sea gate prod ucts. SeaT DD ™ 4 08-944-912 1 Using a telecommunications device for the deaf (TDD), you c a n send ques t ions or comments[...]

12 Barracuda 4 LP Installation Gui de, Rev . B Gen eral des criptio n Barracuda 4LP SCSI disc drives are high-speed , random-ac cess digital- dat a storage devices. The d r ive is a com ponen t for i nstallation in a n enclosure designed for the drive. T his is of ten a rack withi n the system or an external enclosure desig ned to hous e one or mor[...]

Barracuda 4LP Installation Guide, Rev . B 13 T able 1. Drive charact eristics Interf ace UltraSCSI [ 1] Capac ity Form at ted [2] Unformatt ed ST3 4371 4.35 Gbyte [2] 5.31 Gbyte ST3 2171 2.16 Gbyte [2] 2.65 Gbyte ST3 4571 4.55 Gbyte [2] 5.54 Gbyte ST3 2271 2.26 Gbyte [2] 2.77 Gbyte Recording Cylinders (user) 5,178 Re ad/ writ e data heads ST321 71/[...]

14 Barracuda 4 LP Installation Gui de, Rev . B [2] St andard factor y unit s are fo rmatted 5 1 2 da ta byte s per secto r wit h spa r in g equiva l e nt to eight y spa re sect ors per eight c yli n d er reg i on . Spa res are loca ted a t the end of each sparin g regio n. [3 ] In cl u de s co nt rol ler ov e rhe ad . T able 2a. DC p ower r equir e[...]

Barracuda 4LP Installation Guide, Rev . B 15 T able 2b. DC p ower r equir ements (Amps) [1] Measured with an av e r ag e reading DC amm eter . Instanta- neous +12 V cur rent p eaks w ill e xc eed t hese values. [2] A –1 0% droo p is permi ssible during init ial star t of the spindle but m ust return to ±5% befor e reach i ng 7,200 RPM. The ±5% [...]

16 Barracuda 4 LP Installation Gui de, Rev . B [5] See “Conducted noise immunity” in the Barra cuda 4LP Prod- uct Manu al . The sp ecif ied voltage tolerance is inclusive of ripple, noise, and transient respon se. [6] Operating condition is defined as random s eek re ad opera- tions with a block count of 64. General Notes fr om T ables 2a and 2[...]

Barracuda 4LP Installation Guide, Rev . B 17 Init ial setu p in f o r mation The general information beginning on thi s page ap pl ies to all of the Barracuda 4LP drive models. After re ading the g eneral inf or- mation topics, refer t o th e a ppropriate drive-speci fic section listed below for additional infor mation about co n f iguri ng and ins[...]

18 Barracuda 4 LP Installation Gui de, Rev . B SC SI I D ju mpers Each device o n the SCSI chain must h ave a unique SCSI ID. The host s ystem’s SCSI c ont roller usually u ses t he ID that h as the highes t pr iori ty interr u pt in t he SCSI I/O s ystem. This is always ID7. ID0 is l ow est priority i n an 8-bit I /O system. ID8 i s lowest prior[...]

Barracuda 4LP Installation Guide, Rev . B 19 the c ase, change the ID so that e ac h de vice on t he SCSI chain has its own unique ID . Al so check yo ur s ystem or controller user ’s manual to ensure tha t you have not violate d i t s SCSI ID numbering reco m me ndations. Drive term i nati on If you are installin g a Barracu d a drive in a syste[...]

20 Barracuda 4 LP Installation Gui de, Rev . B For informat ion about how to ter minate your drive, refer to the appropriate dri ve-specifi c section. Figure 2. SCSI bus t ermination T erm ina tor po wer Y ou u sually wi ll not need to chang e this opti on and c an n ormally leave the d r ive config ured as it was shipped f r om the factory . For i[...]

Barracuda 4LP Installation Guide, Rev . B 21 Figures 3a, 3b, 3c, and 3d show typical drive conn ectio ns. The following table lists t he ma x i mum cable lengths and n u m ber of device s wi th s in g l e-end ed I /O c ircuits allowed on a daisy -chain cable for < 1 0 and < 20 M transfer s/sec I/O d ata tran sfer rates. For device s h aving d[...]

22 Barracuda 4 LP Installation Gui de, Rev . B Figur e 3a . Fifty pin I/O connection t o dri ve Figure 3b. Si xty-eight pin connection t o drive Pin 1 HDA Pin 1 HDA[...]

Barracuda 4LP Installation Guide, Rev . B 23 [ 1 ] “X” means up to 6 or th e maxim um allo wab l e num b er of dev ices on the SCSI bu s. See T able 4 and system d ocu me ntati on. Figure 3c. Multiple dr ive connection t o host adapter Host Adapter PCB Pin 1 (check your adapter for Pin 1 location) SCSI ID X (or last drive) [1][...]

24 Barracuda 4 LP Installation Gui de, Rev . B [1] Do not mix “W” and “WD” mo de l d rive s on t h e daisy ch ai n. [2] “ X ” mea ns up to 15 or the m axim um a ll owa ble n um ber o f d evices o n the SCSI bu s. See T able 4 and system d ocu me ntati on. [3] Exte rn al t er mina tor . Figure 3d. Multiple-drive connection t o host adapt[...]

Barracuda 4LP Installation Guide, Rev . B 25 Note. This drive model plugs d i rectly into a backplane connec- tor and t her efore uses no cables. Figure 3e. Drive model “WC” or “DC” with single 80-pin I/O and power conn ect or[...]

26 Barracuda 4 LP Installation Gui de, Rev . B Pro vid ing ade qu ate coolin g The enclosure design must ensure adeq uate cooling f or th e driv e. The maximum ambient t emperatur e is 50 ° C. The drive’ s product m anual (7776 7491) de scribes how to evalu- ate the air - f low design. The evaluation consists of ensuring that the case temperatur[...]

Barracuda 4LP Installation Guide, Rev . B 27 Kü hlun g des System s Die Gehäuseko nstr uktion mu ß eine ausreiche nde Kühlung de s Lauf wer k es gew ährlei sten . Die U m ge bungst e mpera tur darf maximal 50 ° C betr agen. Die Produkt handbuch Barrac uda 4LP (Dokument 7776 7491) enth alten Anweisung en zur Beurte i lu ng der Luftst romkonstr[...]

28 Barracuda 4 LP Installation Gui de, Rev . B . Figure 4. Suggested air flow Abbild ung 4. Em pfohlener L uftstromver lauf Above unit Über der Einheit Under unit Unter der Einheit Above unit Über der Einheit Under unit Unter der Einheit Note. Air flows in the direction shown (back to front) or in reverse direction (front to back) [...]

Barracuda 4LP Installation Guide, Rev . B 29 Mou nti ng the driv e and conne ctin g cabl es Do not touch the c onnector pins or any components on the con- trol board wit h o ut o b serving stati c- discha r ge precautions. Alw ays handle the d r ive by the frame only . The drive may be mounted in a ny orientation (horizontall y , verti - cally , an[...]

30 Barracuda 4 LP Installation Gui de, Rev . B 1. Befestigen Sie d as Laufwer k m i t vier 6-32-UN C-Schr aube n am Geh äuse de s Host-System s. Die bei den Seiten de s Laufwe rkes si nd mit je weils zwei Befes t ig ungsl öcher n versehen, die Unterseite des Laufwerkes weist v i e r weit ere Befestig u ngslöch er auf. Geme ssen von der Außenfl?[...]

Barracuda 4LP Installation Guide, Rev . B 31 defined i n IEC 950. Figure 5 pr o vides the pin inf ormati on for the DC power connec tor . T o connect the DC power cable to the drive, simply i nsert the ca ble end into the drive’s DC power connec t or . 4. Schließen Sie da s SCSI- Kabel a n den SCSI- Steckverbinder des L aufwerke s an. Da s Ka be[...]

32 Barracuda 4 LP Installation Gui de, Rev . B Note. Signal ground on the powe r contr ol board (PCB) and the head and disc assembly (HDA) are c onnec ted to gether in this d rive and you cann ot sepa r ate th em. The equipment in which you have mou nt ed the drive is connected dire c tly to the HDA and PCB with o ut electrically isolati n g shoc k[...]

Barracuda 4LP Installation Guide, Rev . B 33 tem ei nba uen . D ie d arau s u. U. res ult ie rende ve rs tä rkt e elektromagnetisc he St rahlung fällt in den Zuständigkeits - bereich des Systemdes i g ners. 5. Replace the host system’s co ver . 5. Setzen Sie da s Gehäuseo bert eil d e s Host -Systems wieder auf.[...]

34 Barracuda 4 LP Installation Gui de, Rev . B Figure 6. Mount ing confi guration dimensions A F D E L [1] [3] B G [1] Mounting holes three on each side, 6-32 UNC.  Max screw length into side of drive 0.15 in.  (3.81 mm). Screw tightening torque 6.0 in-lb  (.675 NM) max with minimum thread  engagement of 0.12 in. (3.05 mm).  [2] M[...]

Barracuda 4LP Installation Guide, Rev . B 35 Form atting th e d rive Warning. Formatting a drive erases a l l user data. Be sure that you understand this principle b e f ore form atting any hard disc dri ve. It is not neces sary to form at a dri ve that previously has been used to store data, unless your intention is to e r ase all user da t a. Not[...]

36 Barracuda 4 LP Installation Gui de, Rev . B N dri ves N/ND d ri ves secti on Settin g the SCS I ID ju m pe rs Use th e J6 co n nector to s et the SCSI ID (see Figure 7). T o chan ge the SCSI ID, i nstall j umpers on t h e appro pr iate pi ns as shown in th e i llust rati o n. Figure 7. Set ting the SCSI I D on model N dr ives A 2 A 1 A 0 SCSI ID[...]

Barracuda 4LP I n s t allati on Guide, Re v . B 37 N dri ves T erm i na tin g the dri v e “N” model drive s are termi nated with permanently mou nt ed IC active termi n at o rs. If you install on e of these drives and i t is not on th e end of the SCSI bus, disable the t ermi nators by r emovin g the jumper “TE” from pins 15 and 16 of conne[...]

38 Barracuda 4 LP Installation Gui de, Rev . B N dri ves T erm ina tor po wer There are three possi ble terminator pow er ( TP ) configurat ions for “N” model dr ives ( se e F i g u r e 9). Y o u will not normally n eed to chan ge t his opti on a nd can leave the drive configured as it w as shipped from the factory . Figur e 9. Set ting termina[...]

Barracuda 4LP I n s t allati on Guide, Re v . B 39 N dri ves O ther app licab le jump er opti on s Several oth er jump er options are a vailable as il lustrat ed. Figur e 10. Addit ional jumper opti o ns Enable parity check of  SCSI bus. Disable parity check. J2 Pin 1 Reserved Parity Check option Write protect = Off  (enables writing). Write [...]

40 Barracuda 4 LP Installation Gui de, Rev . B W/WD drives W/WD drives secti on Settin g the SCS I ID ju m pe rs Use the J 6 j umpe r block t o set the SCSI ID (Figure 1 1). T o chan ge the SCSI ID, i nstall j umpers on the a p propr iate pin s a s shown in the illust rati on. Optional conn ections to switching cir- cuits in host equipm ent are pro[...]

Barracuda 4LP I n s t allati on Guide, Re v . B 41 W/WD dr iv es Figure 12. Usi ng J1-Auxillary connector for model “W” and “WD” drive al ternat e ID s ele ct and LED connec tion J1-DC Power J1 68 Pin SCSI I/O Connector Drive HDA Rear SCSI ID = 8 SCSI ID = 9 SCSI ID = 10 SCSI ID = 11 SCSI ID = 12 SCSI ID = 13 SCSI ID = 14 SCSI ID =[...]

42 Barracuda 4 LP Installation Gui de, Rev . B W/WD drives T erm i na tin g the dri v e “W” model drives are termi n a t e d wit h permanently mounted IC active termi n at o rs. If you install on e of these drives and i t is not on th e end of the SCSI bus, disable the t ermi nators by r emovin g the jumper “TE” from pi ns 15 and 16 of conn[...]

Barracuda 4LP I n s t allati on Guide, Re v . B 43 W/WD dr iv es T erm ina tor po wer There are three possi ble terminator pow er ( TP ) configurat ions for “W ” model dr ives (see Fig ure 14). Y ou will n ot norm ally ne ed to ch a nge this opt ion and can leave the drive configured as it was shipped from the factory . There are two po s sible[...]

44 Barracuda 4 LP Installation Gui de, Rev . B W/WD drives O ther app licab le jump er opti on s Oth er option jumpers ar e availa ble as illu strated bel ow . Figur e 15. Addit ional jumper opti o ns Enable parity check of  SCSI bus. Disable parity check. J2 Pin 1 Reserved Parity Check option Write protect = Off  (enables writing. Write prot[...]

Barracuda 4LP I n s t allati on Guide, Re v . B 45 WC/DC drives W C/DC d rive s sectio n Settin g the SCS I ID ju m pe rs The SCSI I D f or “WC” and “DC” m odel drives is normally set over the SCSI bus by th e host system using c onnec tor co nta cts 39 (ID0), 40 (ID2), 79 (ID1), and 80 (ID3). Users need not install jum pers to select SCSI [...]

46 Barracuda 4 LP Installation Gui de, Rev . B WC/DC d rive s Ap pl ica ble jum p er op tio ns Option jumpers are a v ailable as illustr ated below . Figure 16. Jumper opti ons Enable parity check of SCSI bus. Disable parity check. Parity Check option Write protect = Off  (enables writing) Write protect = On  (disables writing) Write Protect [...]

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Seag ate T ech nolo gy, Inc. 92 0 Disc Drive, Scotts V al ley, CA 95066-45 44, US A Publicatio n Number: 77 767492 , Rev . B, P r inted in U SA[...]