Seagate ST373453LC manuale d’uso

Prod uct Ma nu al Chee t ah 15 K.5 FC 10038 4772 Rev . F Aug ust 2007 ST33 00655F C ST31 46855F C ST37 3455FC[...]

©2007, Se agate T echnology LLC All righ ts reserved. Pub lication nu mber: 10038477 2, Rev . F (Draft 1) No vember 200 7 Sea gate, Sea gate T echnology and th e W ave logo are registered trade marks of Seagat e T echnology LLC in the United S t ates and/or other countries. C heet ah, SeaT ool s and SeaTD D are ei ther trade marks or r eg - istere[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F i Cont ent s 1.0 S cope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Ap p lic able standa rds and refe r e nce document ation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2.1 S ta[...]

ii Cheet ah 15K.5 FC Prod uct Manual, R ev. F 6.4.1 T e mperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 6.4.2 Relat ive humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 6.4.3 E ffective altitude (sea level) . . . . . . . .[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F iii 9.5.12 D evice contr ol codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 9.6 S ignal ch aracteristic s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 9.6.1 T T L in put characteristics . . . [...]

iv Cheet ah 15K.5 FC Prod uct Manual, R ev. F[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F v List o f Figur es Figure 1. Typical ST330065 5FC drive, 4 Gbi t, +12V cur rent prof ile . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Figure 2. Typical ST330065 5FC dri ve, 4 Gbit, + 5V current p r ofile . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Figure 3. Typical ST314685 5FC [...]

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Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 1 1.0 S cope This ma nual describes Sea gate T echnolog y ® LLC, Cheet ah ® 15K.5 FC (Fibr e Channel ) disc dri ves. Che etah 1 5K . 5 FC dri ves suppo rt the Fibre Ch annel Arbitrat ed Loop and S CSI Fi bre Cha nnel Protocol sp ecifi - catio ns to the extent de scribed in this manual. The Fib re Channel[...]

2 Cheet ah 15K.5 FC Prod uct Manual, R ev. F[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 3 2.0 Appl icable st andards an d reference docum ent ation The dr ive has been d evelope d as a system p eriphe ral to the hig hest st and ards of design and constru c tion. The driv e depend s upon it s host equ ipment to provide ade quate powe r an d envi ronment in order to achieve o pti - mum p erform[...]

4 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 2.1.2 Elect roma gn etic com plia nce Seag ate uses an i ndepend ent lab oratory to confirm comp liance with t he directi ves/stand ards for CE Ma rking and C-T ick Marking. The dr ive was tested in a r epres ent ative system for typical applications. The select ed sys - tem re present s the most po pula[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 5 Seag ate also h as internal system s in place to en sure ongoing complian ce with the RoHS Direct ive and all laws and regu lations which restr ict chemical conte nt in el ectron ic produ cts. These system s include sta ndar d oper at - ing proce dures that ensure that restr icted substa nces are not uti[...]

6 Cheet ah 15K.5 FC Prod uct Manual, R ev. F[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 7 3.0 General d escription Cheet ah 15K .5 FC drive s provide high perfor man ce, high cap acity dat a stor age for a variety of systems includ - ing engi neering wor kstations, n etwork server s, mainframe s, and supercompute r s. Chee tah 15K.5 FC driv es support 4-Gbi t Fibre Cha nnel which can transfe [...]

8 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 3. 1 St a ndar d feat u re s Cheet ah 15K.5 FC dr ives have the f ollowing st andard featur es: • Perp endicula r recordi ng techn ology • 4-Gbi t Fibre Channe l interfa ce • Integra ted dual por t FC-AL controll er • Con current du al port tra nsfers • Supp ort for F C arbitr ated loop, p riva[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 9 3.3 P erform ance • Prog rammable multi-segme ntabl e cache buf fer • 800 Mb ytes/sec maximum inst antaneous d ata transfers per port • 15k R PM spindle ; average lat ency = 2.0 msec • Comman d queuing of up to 128 comma nds • Backgr ound proce ssing of queue • Supp orts st art and stop com m[...]

10 Cheet ah 15K.5 FC Prod uct Manual, R ev. F change the capa city it is currently for matted to have. A numb er in the number of blocks field that is less than the ma xi mum number of LB As chang es the tot al drive cap acity to th e value in the block descri ptor nu mber of blocks field. A value gre ater than th e maximum numb er of LBAs is round[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 11 4.0 Performance cha racteristics This secti on pr ovides det ailed informa tion concernin g perfor mance-re l a ted charact e risti cs and fe atures of Che etah 15 K .5 FC dri ves. 4.1 Int e rnal dr iv e charac terist i c s ST3300655FC ST3146855FC ST373455FC Drive capacity* 300.0 146.8 73.4 Gbytes (form[...]

12 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 4.2.2 For m a t command execution time (minut es) 4.2.3 Ge neral perf orma nce cha racter istics 4.3 St a rt/st op tim e If the Mot or S tar t option is disabled, the drive become s ready with in 20 seconds af ter DC power is app l ie d. If a recover able er ror conditi o n is detect ed dur ing the sta [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 13 the app li ca ble bytes i n pag e 08h. P refetch and cache oper ations are independent features f r om the stan dpoint that each is enabled a nd disabled indepe ndentl y using the Mode S elect comma nd; however , in actual opera - tion, the prefetch feat ure overla ps cache o pera tion somewhat as descr[...]

14 Cheet ah 15K.5 FC Prod uct Manual, R ev. F If the numb er o f write dat a logical blo cks excee d the size o f the segm ent b eing wr itten into, wh en th e en d of the segment is re ached , the dat a is written i nto the b eginnin g of the sa me cache segme nt, ov erwriti ng the dat a that was wr itten there at the beginni ng of the op eration;[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 15 5.0 Reliabili ty specifi cations The follow ing reliab ility specificat ions assume correct hos t and driv e ope ration al int erface, inclu ding all i nter - face timi ngs, power supply volt ages, environ mental requi remen ts and d r ive m ounting constraint s. 5.1 E rror rates The er ror rat es state[...]

16 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 5.1.3 Seek errors A seek err or is defined as a failure of the dri ve to pos ition the heads to the ad dressed track. Aft er detecting an initia l seek error , the drive autom atic ally perf orms an error recover y process. If the error recover y process fails , a seek positionin g error (Err or code = [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 17 The Pass-thro ugh st ate is disabled while the drive perfo rms se l f test of the FC interface. T he control l ine for an externa l por t bypass cir cuit rema ins in the Enable By pass state wh i le self test is runnin g. If th e bypass circ uit is present , loop oper ation m ay con tinue. If the byp as[...]

18 Cheet ah 15K.5 FC Prod uct Manual, R ev. F Re po rti ng co ntr ol Reporti ng is controlled by the MRI E bits in the Info rmational E xceptions C ontrol mode page (1Ch). Subject to the repo rting method, th e firmw are will issue to th e ho st an 01-5D xx sense code. The error code is preserved throug h bus reset s and power cycles. Deter mining [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 19 be use d to set this trip point. The default value for this drive is 68°C, how ever , you can set it to any val ue in the range of 0 to 68°C. If you speci fy a tem perature greater than 68°C i n this fi eld, the temperature is roun ded down to 68 °C. A sense code is sent to th e host to i ndicate th[...]

20 Cheet ah 15K.5 FC Prod uct Manual, R ev. F • Motor will not spin • Motor will not lock to speed • Servo will not lock on track • Drive cannot rea d configurat i o n tables f rom the disc In these conditions, the d rive respond s to a T est Unit Rea dy command with an 0 2/04/00 or 02/04/03 co de. 5.2.6.2. 2 Invok ing DST T o invoke DST , [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 21 The dr ive will report the failur e condition an d LBA (if ap plicable) in the Self-test Re sults Log p a r ameter . The Sense key , A SC, A SCQ, and FRU are used to r eport the failure co ndition. 5.2.6.2. 5 Abort There are severa l w a ys to abort a d iagnostic. Y ou can us e a SCSI Bus Reset o r a Bu[...]

22 Cheet ah 15K.5 FC Prod uct Manual, R ev. F[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 23 6.0 Physical/el ect rical specific ations This secti on pro vides infor mation re lating to the physical and electrical chara cteristics of the d rive. 6.1 AC po wer requ i r em ent s None. 6.2 DC po wer requ i r em ent s The voltage and current requir ements for a single d rive a re shown below . V a l[...]

24 Cheet ah 15K.5 FC Prod uct Manual, R ev. F [1] Measur ed with average r eading D C ammete r . Instan taneous +12V current peaks will exceed these val - ues. P ower suppl y at nomina l voltage. N ( number of drives tested) = 6, 35 Degr ees C ambient . [2] For +12 V , a –10% toleran ce is all owed during initial spindle st art but must return to[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 25 314 I/Os pe r second for ST314685 5FC and ST373455F C models. Current and p ower specified at no mi - nal volt ag es. Decrea sing +5 vol t supply by 5% increases 5 V o lt curre nt by 3.5% . Decreasin g +12 volt sup - ply b y 5% increa ses 12 volt current b y 2.5% (1.5% for ST31468 55FC and ST3 73455FC m[...]

26 Cheet ah 15K.5 FC Prod uct Manual, R ev. F Not e: All times and currents are typical. See T ables 2, 3, and 4 f or maximum current requirements. Figure 1. T yp ical ST3300655FC dr ive, 4 Gbit, + 12V current profile Figure 2. T yp ical ST3300655FC dr ive, 4 Gbit, + 5V current profile[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 27 Figure 3. T yp ical ST3146855FC dr ive, 4 Gbit, + 12V current profile Figure 4. T yp ical ST3146855FC dr ive, 4 Gbit, + 5V current profile[...]

28 Cheet ah 15K.5 FC Prod uct Manual, R ev. F Figure 5. T yp ical ST373455FC dr ive, 4 Gbit, + 12V current profile Figure 6. T yp ical ST373455FC dr ive. 4 Gbit, + 5V current profile[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 29 6. 3 Po wer diss ipatio n ST3 300655FC T ypical power dissi pation under idle co nditions in 4 Gbit opera tion is 13.3 watt s (45.4 BT Us per hour ). T o obtain oper ating power for typical rando m read opera tions, refer to the following I/O ra te curve (see Figure 7 ). Lo cate the typical I/O rate for[...]

30 Cheet ah 15K.5 FC Prod uct Manual, R ev. F ST3 146855FC T ypical power dissi pation under idle condi tions in 4 Gbit opera tion is 10.56 wat ts (36.0 BTU s per hour ). T o obtain oper ating power for typical rando m read opera tions, refer to the following I/O ra te curve (see Figure 7 ). Lo cate the typical I/O rate for a drive in yo ur syst em[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 31 ST3 73455FC T ypical power dissi pation under idle co nditions in 4 Gbit opera tion is 9.12 watt s (31.1 BT Us per hour ). T o obtain oper ating power for typical rando m read opera tions, refer to the following I/O ra te curve (see Figure 7 ). Lo cate the typical I/O rate for a drive in yo ur syst em o[...]

32 Cheet ah 15K.5 FC Prod uct Manual, R ev. F b. Non -operating –40° to 1 58°F (–40° to 70°C) package ambi ent with a maximum gradient of 36°F (20°C) per hour . This speci fication assumes that th e dr iv e is p ackaged in the shipping cont ain er designe d by Seagate for use w ith drive. Figure 10. Locations of th e HDA temperature check[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 33 b. Operati ng—abno rmal Equipm ent, as in stalle d for norma l operat ion, does not incur physical damage while subjected t o intermit - tent shock not exceeding 40 Gs at a maxi mum du rati on of 1 1 msec (half sinew ave). Shock occurr ing at abnorm al levels may pr omote de graded operati onal per fo[...]

34 Cheet ah 15K.5 FC Prod uct Manual, R ev. F Figu re 1 1 . Reco m m e nde d moun t i n g Z Y X Z Y X[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 35 6.4.4.2 V ibrat ion a. Operati ng—nor mal The dr ive as inst alled for normal oper ation, shall co mply wit h the comp lete specified perf ormance while subjected t o continuous vibr ation not exce eding 10-500 Hz @ 0.5 G (ze r o to peak) V ibrat ion may be a pplied in the X , Y , or Z axis. Operati n[...]

36 Cheet ah 15K.5 FC Prod uct Manual, R ev. F Users shoul d use cau tion exposing an y electronic component s to uncontrolled chemical poll utant s and corro - sive chemi cals as el ectroni c dr ive com ponen t reliab i lity can be af fected by the i nst allation environmen t. Th e sil - ver , copp er , nickel and gold films used in Seagate prod uc[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 37 6. 5 M echa nica l s peci fic ation s The follow ing nominal dimensions ar e exclusive of the decorati ve front pa nel accessory . However , dime nsions of the fro nt panel ar e shown in figu re below . Refer to F igure 12 for deta i led mou nting conf iguration dime nsions. See Sectio n 8.4 , “Drive [...]

38 Cheet ah 15K.5 FC Prod uct Manual, R ev. F[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 39 7.0 Defect and error management Seag ate continues to use innovative techno logies to ma nage defect s and errors. T hese technol ogies are designed to increase da ta integr ity , perform drive se lf-m aintenance, an d validate pro per drive o peration. SCSI defect and error manag eme nt involves drive [...]

40 Cheet ah 15K.5 FC Prod uct Manual, R ev. F The drive firmware error recove ry algorithms consist s of 1 1 levels for re ad recoveries and five level s for write. Each level may consist of m ultiple steps, where a step is defined as a recovery functi on involvi ng a sin gle re- read or re-write a ttempt. The maximum le vel used by the drive in LB[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 41 [1] These va lues are subje ct to change. Setting these r etry counts to a value bel ow the default setti ng could result in a n increased unrecover ed error rate w hich may excee d the value given i n this pro duct manual. A setting of zero (0) will result i n the driv e not perf orming error recovery [...]

42 Cheet ah 15K.5 FC Prod uct Manual, R ev. F With BMS, the host system can consu m e less power and system over head by only checking BMS sta tus and result s rat her than tying up th e bus a nd consu ming p ower i n the pr ocess o f host- initiated medi a scanning activ - ity . Since the backgr ound scan functi on s ar e o nly don e d uring idle [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 43 8.0 Inst allatio n Cheet ah 15K.5 FC disc drive inst allation is a plug- and-play pro cess. There are no jumper s, switch es, or termi - nators on th e driv e. Simply plug the dr ive i n to the host’s 40- pin Fibre Channe l backp anel connector (FC - SCA) — no cables ar e requi red. S ee Section 9.5[...]

44 Cheet ah 15K.5 FC Prod uct Manual, R ev. F If forced ai r is necessary , possible air- flow patterns are shown i n Figure 13. The ai r-flow pa tterns are created by fans either forcing or draw ing air as shown in the illustrat ions. Conduction, conve ction, or o ther forced air- flow pattern s are acceptab l e as l ong as the temperature m easur[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 45 8.5 G round ing Signal ground (PCB A) and HDA groun d are connected t oget her in the drive an d cannot be sep arated by the user . The eq uipment in which the drive i s mounted is connecte d di rectly to the HDA and PCBA with no elect ri - cally isolating shock mounts . If it is desired for t he system[...]

46 Cheet ah 15K.5 FC Prod uct Manual, R ev. F[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 47 9.0 Interface requ i rement s This secti on pa r tiall y describes the interface re quirement s as implemented on C h eetah 1 5K . 5 FC driv es. Addi - tion al informatio n is provided in the Fibre Ch annel Interf ace Manual ( part n umber 1002930 70). 9.1 FC- AL f eatur es This secti on lis ts the F ib[...]

48 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 9.1. 2 Fib re Cha n nel t as k mana gem ent fu nct ions T able 7 list s the F ibre Chann el SCS I Fibre Channel Prot ocol (FC SCSI FCP ) ta sk management functio ns sup - ported . 9.1.3 Fibre Ch annel t ask manag em e nt resp onses T able 8 list s the FC SC SI FCP response co des return ed for task ma n[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 49 9.1.4 Fibre Ch annel port login T able 9 identifies the required conten t of the N_Port L ogin (PLOGI) p ayload from a n initiator . T able 9: N_Port login (PLOGI) p ayload Byte s 0-15 03 00 00 00 09 09 BB BB CF XX FS FS XX XX XX XX Co mmon 16-31 XX XX XX XX PN PN PN PN PN PN PN PN NN NN NN NN 32-35 NN [...]

50 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 9.1.5 Fibre Ch annel por t login accept T able 10 id entifies the N _Port Logi n access p ayload val ues. 9.1.6 Fibre Ch annel Pro cess Lo gin T able 1 1 lists the process login payl oad dat a. XX Indicates fields that are not used. T able 10: N_Port Login Accept (ACC) p ayl oad Byte s 0-15 02 00 00 00 [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 51 9.1.7 Fibre Ch annel Pro cess Lo gin Accept T able 12 list s Cheet ah 15K.5 FC process log in accept p ayload dat a. 9.1.8 Fibre Ch annel fabr ic login T able 13 list s the fabri c login p ayload fr om the drive. T able 12: Process Login Accept (A CC) p ayload Byte s 0-15 02 10 00 14 08 00 21 00 00 00 0[...]

52 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 9.1.9 Fibre Ch annel fa bric ac cept lo gin T able 14 list s the req uired conten t of the Fa bric Login Accept ( A CC) payload from the fabric. T able 14: Fabric Logi n Accept (ACC) payload Byte s 0-15 02 00 00 00 09 09 BB BB CF XX FS FS R_ A_ T0 V_ Com mon 16-31 E_ D_ T0 V_ PN PN PN PN PN PN PN PN NN [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 53 9.1.10 Fibre Ch annel Arbit r at ed Loop o p t ions T able 15 list s the FC- AL options supported b y Cheetah 15K .5 FC drives. 9.2 Dual port su pport Che etah 1 5K .5 FC drives have two inde pendent F C-AL po rts. These p orts m ay be connected on independent loops or on the same l oop. P ort A and P o[...]

54 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 9. 3 SC SI c omm and s su ppor ted T able 16 list s the SCSI co mmands sup ported by Cheet ah 15K.5 FC dr ives. T able 16: Supported commands Command co de Su ppor ted [ 4] Command name 00h Y T est unit ready 01h Y Rezero unit 03h Y Request sense Y Extended sense Y Field pointer by tes Y Actual retry co[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 55 Y V erify error recovery page (07h) Y Caching parameters page (08h) Y Control mode p age (0Ah) Y Fibre Channel Interface C ontrol p age (19h) Y Power control p age (1Ah) Y Information exceptions c o ntrol page (1Ch) Y Background Sc an mode subpage (01h) 1Bh Y S tart unit /s top unit 1Ch Y Receive diagno[...]

56 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 32h N Search data low 33h N Set limits 34h N Prefetch 35h Y Synchronize cache 36h N Lock-unlock-cache 37h Y Read defect data 39h N Compare 3Ah N Copy and verify 3Bh Y Write buffer Y Write combined header and data mode (0) Y Write data mode (2) N Download microcode mode (4) Y Download microcode a nd save[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 57 [1] Che etah 15 K.5 FC dr ives can format to 5 12, 520, 52 4 or 528 bytes per logical block. [2] Wa r n i n g . Power lo ss during fla sh programmin g can resul t in fi rmware co rruption. This usual ly makes the driv e inoperab le. [3] Refe rence Mod e Sense comma nd 1Ah for mo de pages supp orted. [4][...]

58 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 9.3.1 Inqu iry dat a T able 17 list s the Inq uiry command d ata that th e drive sh ould retur n to the initiator p er the forma t given in the Fibre Ch anne l Interface Manual . * Copyright year (changes with actual y ear). ** SCSI Revision sup port. R efer to the appropiate S PC re lease docume ntatio[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 59 On standa rd OEM drives, the saved values are taken from the default values list and store d into the saved values stor age location on the media p rior to shippi ng. 3. Current values Curren t values are volatile val ues being used by the drive to contro l i t s oper ation . A Mod e Sel ect comm and ca[...]

60 Cheet ah 15K.5 FC Prod uct Manual, R ev. F T able 18: Mode Sense data saved, default and changeab le values for ST 3300655FC drives MMODE SENSE (10 BYTE) HEADER DATA 00 ae 00 10 00 00 00 08 22 ec b2 5 c 00 00 02 00 MODE SENSE PAGES DATA SAV 81 0a c0 0b ff 00 00 00 05 00 ff ff DEF 81 0a c0 0b ff 00 00 00 05 00 ff ff CHG 81 0a ff ff 00 00 00 00 ff[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 61 T able 19: Mode Sense data default and changeable values fo r ST3146855FC drives MODE SENSE (10 BYTE) HEADER DATA 00 ae 00 10 00 00 00 08 11 17 73 3 0 00 00 02 00 MODE SENSE PAGES DATA SAV 81 0a c0 0b ff 00 00 00 05 00 ff ff DEF 81 0a c0 0b ff 00 00 00 05 00 ff ff CHG 81 0a ff ff 00 00 00 00 ff 00 ff ff[...]

62 Cheet ah 15K.5 FC Prod uct Manual, R ev. F T able 20: Mode Sense data default and changeable values fo r ST373455FC drives MODE SENSE (10 BYTE) HEADER DATA 00 ae 00 10 00 00 00 08 08 8b b9 9 8 00 00 02 00 MODE SENSE PAGES DATA SAV 81 0a c0 0b ff 00 00 00 05 00 ff ff DEF 81 0a c0 0b ff 00 00 00 05 00 ff ff CHG 81 0a ff ff 00 00 00 00 ff 00 ff ff [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 63 9. 4 M iscel la neous oper ati ng fe atur es a nd c ondit ions T able 21 lists vari ous featur es and cond i tions. A “Y ” in the support column i ndicates the feature or con dition is support ed. An “N” in th e support co l umn i ndicates th e feature or con dition is no t supported. T able 21:[...]

64 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 9.5 FC -AL ph ysic al inte rface Figure 14 shows the location o f the J1 Fibre C hannel si ngle conn ection att achment (FC-SC A). Figure 16 pro - vides the d i mensi ons of th e FC-SCA connector . Det ails of the ph ysical, electrical, an d l ogical characteristi cs are provide d within this secti on. [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 65 9.5.2 Conn ector req u irem ents The F C-A L SC A device conn ector i s illu strat ed in F i gur e 16. Co nt act your pr eferr ed co nnecto r vend ors fo r m at - ing conne ctor part num bers. Figure 16. FC-AL SCA device connector dimensions 9.5.3 Electrical d escription Fibre C h annel dri ves use the [...]

66 Cheet ah 15K.5 FC Prod uct Manual, R ev. F T able 23: FC-SCA pin descriptions *Short p ins in mating backp anel connector . [1] This pin may be connecte d to external l ogic to d etect the presen ce of the drive. The drive conn ects this pin to the comm on ground . [2] Pins 9 , 10 , 17 , 18, and 39 are opt ion sele ct pins and are tied high by t[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 67 9.5.6 P ower Power is supplied through the F C-SCA with support for +5 volt s and +12 vo lts. All of the voltag e pins in the drive con nector are the sa me length. Four 12 volt pins provi de +12 volt power to the drive. The curren t return for the +12 vol t power suppl y is throug h the common ground p[...]

68 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 9.5.8 Active L ED Out The Ac tive LED Ou t signal is driven b y the drive as in dicated in T able 24. The Ac tive LED Out signal is design ed to pull do wn the cathode of an LED. T he anode is att ached to the proper +5 volt supply through an appr opriate current limi ting resistor . The L ED and the cu[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 69 9.5.1 1 SEL_6 through SEL _0 ID l ines The S EL_6 throu gh SEL_0 ID lines de termine dr ive address, and, option ally , for an Enclosure Servic es Inter - face. W hen th e Parall el E SI line is high, the en cl osure backp ane l must pr ovide add ress info rma tion on the SEL line. Ref er to table 26 fo[...]

70 Cheet ah 15K.5 FC Prod uct Manual, R ev. F T able 26: Arbitrated loop physical address (AL_P A ) values AL_ P A (hex) SEL I D (hex) Setting (dec) AL_P A (hex) SEL I D (hex) Setting (dec) AL_P A (hex) SEL I D (hex) Setting (dec) EF 00 00 A3 2B 43 4D 56 86 E8 01 01 9F 2C 44 4C 57 87 E4 02 02 9E 2D 45 4B 58 88 E2 03 03 9D 2E 46 4A 59 89 E1 04 04 9B[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 71 9.5.12 Device co ntrol co des The dr ive input s a Device Con trol Code on the DEV _CTRL_C ODE lines at pow er up to de termine the l ink rate on the Fi bre Channe l port s. Both ports r un at the same rat e. If the backpa nel does not connect to these lines, the dr ive has 10K oh m pull up resistors th[...]

72 Cheet ah 15K.5 FC Prod uct Manual, R ev. F 9.6.2 LED d river sign als Fault and Active LED signal s are located in the FC-SC A connector (J1) . See T able 29 for the output character - istics of the L ED drive signals. 9.6. 3 FC Di ff er ent ial outpu t The ser ial o utput signal v oltage char acteris tics are provided in T able 3 0. The output [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 73 Figure 19 provides the da ta valid eye diagram for typical and m inimum requ irement s to recover data at the speci fied inte rface err or rate. T he input s are AC coupl ed on the drive. Figure 19. Receive eye d iagram T able 32: Eye diagram data values Link ra t e 1 GHz 2 GHz 4 GHz Bit ti m e 941 ps 4[...]

74 Cheet ah 15K.5 FC Prod uct Manual, R ev. F[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 75 10.0 Seagate T echnolo gy suppo r t ser vice s Inter net For info rmation regardi ng Seagate pr oducts an d services, visit www .sea g ate.com . Wo rldwide support i s availa ble 24 hour s daily by email fo r your questions. Pre sales Su ppor t: Presa les@Seaga te.com T e chn i cal Supp or t: DiscSuppo [...]

76 Cheet ah 15K.5 FC Prod uct Manual, R ev. F Custo mer Se rvice Opera tion s W arranty Ser vice Seag ate of fer s worldw ide custom er supp ort for Seagate pro duct s. Seagate distri butors, OEM s and other direct customer s should cont act their Seagate Custom er Service Operation s (CSO) represent ative for wa rranty- related issu es. Resellers [...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 79 Index Numerics 12 volt pin s 67 3rd pa rty reserve comm and 57 5 volt pins 67 A Abor t Sequence (A BTS) 47 abort t ask set function 48 AC coup ling 66 AC powe r requirem ents 23 ACA active status 63 ACA acti ve, faulted i nitiator st atus 63 Accept (AC C) 47 acoustics 35 active LE D Out sign al 68 Actua[...]

80 Cheet ah 15K.5 FC Prod uct Manual, R ev. F D DAR 42 data block si z e modifi ng the 9 data he ads read/wr ite 11 data ra te inte rnal 11 data tr ansfer rate 12 data valid e ye 73 Date code page command 5 4 DC power 65 requir ements 23 defect an d error mana gement 39 defects 3 9 Deferre d Auto-Reallocation 42 deferr ed error han dling 63 descrip[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 81 Firmw are do wnload o ption co mmand 56 Firmw are nu mbers pag e command 54 flawe d sector re allocation 8 FLOGI received on Port A 51 received on Port B 51 Force unit acce ss command 55 form f actor 8 forma t 43 Form at command executio n time 12 Form at page (0 3h) command 54 Form at unit command 5 4 [...]

82 Cheet ah 15K.5 FC Prod uct Manual, R ev. F Defe rred er ror handling 63 FC-AL selective r eset 63 Para meter rounding 63 Queue ta gging 63 Reporti ng actual r etry count 63 Segm ented caching 63 SMP = 1 in Mode S e lect command 63 Synchr onized (l ocked) spind l e oper ation 63 Zero latency read 63 miscell aneous status support ACA a ctive 63 AC[...]

Cheetah 1 5K.5 FC Pro duct Manua l, Rev. F 83 requir ements, AC 23 requir ements, DC 23 sequencing 25 Power control pag e (1Ah) comm and 55 pow er distri bution 3 power failure warning 71 Pref etch comman d 56 prefetch /multi - segme nted cache control 12 prevent i v e maintenanc e 15 priv ate loop FC-A L optio ns 53 Proc Assc 49 Process A ccept (A[...]

84 Cheet ah 15K.5 FC Prod uct Manual, R ev. F shock 32 , 33 and vibra tion 32 shock mount 45 signal characte ristics 71 LED dr iver 7 2 single-un it shipping pack kit 1 0 SMART 9 , 17 SMP = 1 in Mode S e lect command 63 SO 49 , 52 spindl e brake 8 Stacked connection r eq. 49 , 52 standar ds 3 Star t unit/stop uni t comm and 55 start/stop time 12 su[...]

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Seag ate T echno logy L LC 920 D isc Drive , Scott s V alley , Califo r ni a 95066- 4544, USA Public ation N umber: 1 00384772, Rev . F, Pri nted in U SA[...]