Seagate ST3450857SS manual

Prod uct Ma nu al Ch ee t ah 15 K.7 SAS 10051 6226 Rev . A May 20 09 St a nda rd mo dels ST36 00057S S ST34 50857S S ST33 00657S S Self-Encr y p ting Drive models ST36 00957SS ST34 50757SS ST33 00557SS[...]

©2008, S eagate T echnology LLC All righ ts reserv ed. Pub lication nu mber: 10051622 6, Rev . Rev . A May 20 09 Sea gate, Sea gate T echnology and th e W ave logo are registered t rademarks of Seagat e T echnology LL C in the United S tates and/or other count ries. Cheet ah, SeaT ools and SeaTDD are either trademarks or r eg - istered tr ademarks[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A i Cont ent s 1.0 S cope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 S tandards, co m plian ce and reference do cuments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.1 S tan[...]

ii Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 6.4.2 Relat ive humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 6.4.3 E ffective altitude (sea level) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 6.4.4 S hock and vibr ation . . . . . . . . . . . . . . .[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A iii 10.5.2 Differ ential signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 10.6 S AS-2 Specification compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 10.7 A dditional infor mation . . . . . . . . . [...]

iv Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 1 1.0 S cope This ma nual describes S eagate T echnolog y ® LLC, Cheet ah ® SAS (Se rial Att ached SCSI) di sk drives. Cheet ah 15K.7 drives support the SAS Protoco l specif ic ati ons to the exten t described in this man ual. The SAS Interfa ce Manual (p art num ber 1002 93071) descr ibes the general S[...]

2 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 2.0 S tandards, compliance and reference document s 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 ction. The drive d epends on i ts h ost equipment to provid e adequa te power and envi ronm ent for optimum per formance and compli ance with ap[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 3 2.2 C omplia nce 2.2.1 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 wa s tested in a repre sent ative system for typica l applications. The select ed sys- tem re present [...]

4 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 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 products. T hese system s include sta ndar d oper at- ing proce dur es that ensure that restri cted substa nces are not u[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 5 3.0 General d escri ption Cheet ah 15K.7 drives provide high performan ce, high capacity dat a storage for a variety of systems including engineer ing worksta tions, netw ork servers, mainframes, and sup ercomputers. The S e rial Attached S CSI i nter- face is designed to meet next-gen eration computing[...]

6 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 3. 1 St a ndar d fea tu r e s Cheet ah 15K.7 driv es have th e following standard fea tures: • 1.5 / 3 / 6 Gbit Serial Attach ed SCSI (SAS) in terface • Integrat ed dual por t SAS control ler suppor ting the SCSI p rotocol • Suppo rt for S AS expander s and fanou t adapters • Firmw are down l o[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 7 Note. There is no sig nificant p erformance di ffer ence between S elf-Encryp ting Drive and st andard (no n- Self-E ncr ypting Dri ve models. 3.4 Reli abilit y • 1,600,00 0 hour MTBF (Ann ualized F ailure Rate (AF R) of 0.55% ) • Incorpor ates industry-st andard Self-M onitoring A nalysis a nd Repo[...]

8 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 4.0 Performance cha r acteristics This secti on pr ovides det ailed informa tion concern ing perfor mance-related ch aracteristics a nd features of Che etah 15 K .7 drives. 4.1 Int e rnal dr ive ch arac terist i c s ST3600057SS ST3450857SS ST3300657SS ST3600957SS ST3450757SS ST3300557SS Drive capacity [...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 9 4.2.2 For m a t command execution time (minut es) When changing secto r sizes, the format times shown be low may need to be increased by 30 minutes. Note. There is no significant d i f feren ce in the forma t time between SED and non-S ED m odels of the same cap acity . Executio n time measured from rec[...]

10 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A If the dri ve receiv es a ST A R T S T OP UNIT comma nd with the ST A RT bit and IM MED b i t e qual to 1 and does not re ceive a NOTIF Y (EN ABLE SP INUP) prim itive within 5 seconds, the d rive fails the S T ART S T OP UNIT comman d. The S T ART S T OP UN IT comm and m ay be used to comm and the dr [...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 11 4.5.1 Cac hing write data W rite caching is a write operation by th e drive th at makes u se of a d rive buf fer stor age area where the da ta to be wri tten to the medium i s stored wh i le the drive pe rforms the W rite command. If rea d caching is en abled (RCD=0), then dat a written to th e me dium[...]

12 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 5.0 Reliabi lity specifi cati ons 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 rive mounting constr aints. 5.1 E rror rates The er ror rat es state[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 13 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. A fter dete cting an initial seek er ror , the drive automatical ly perf orms an error recover y process. If the er ror recover y process fail s, a seek positionin g er ror (Err or code[...]

14 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 5.2.4 S .M.A. R.T . S.M. A .R.T . is an acronym for Self-Mon itoring Analysis and Repor ting T echnology . This techno logy is intended to recogn i z e conditions th at indicate imminent driv e failure and is designed to provi de suf ficient warning of a failu re to allow you to back up the dat a befo[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 15 Re po rt i ng co ntr ol Reporti ng is controlled by the MRI E bits in th e Informa tional Excep tions Control mode page (1Ch). Subject to the repo rting method, th e firmw are wi ll issue to the ho st an 01- 5Dxx sense code. The er ror code is preser ved throug h bus reset s and power cycles. Deter min[...]

16 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A can be used to set th is t rip poin t. The defau lt val ue for this drive i s 6 8°C, howeve r , you can set it to any val ue in the range of 0 to 68°C. If you specif y a temperature great er than 68°C in thi s field, the temp erature is rounded down to 6 8°C. A sense code is sent to th e host to i[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 17 • Motor will not spin • Motor will not lock to s peed • Servo will not lock on track • Drive cannot read configuration tables fr om the disk In these conditions, the d rive respond s to a T est Unit Rea dy command with an 0 2/04/00 or 02/0 4/03 code. 5.2.6.2. 2 Invok ing DST T o invoke DST , su[...]

18 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 5.2.6.2. 5 Abort Ther e are severa l w ays to ab ort a diagnost ic. Y ou can use a SCSI Bus Reset o r a Bus Device Re set message to abor t the diagnosti c. Y ou can abort a DST execu ting in backg round m ode by us i ng the abort code in the D ST Function C ode field. This will cause a 01 (self-test [...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 19 6.0 Physi cal/electrical spe ci fications This secti on pro vides infor mation re lating to the physical and electrical chara cteristics of the d r ive. 6.1 AC po wer requ irement s None. 6.2 DC po wer requ irement s The voltage and current requi remen ts for a single d rive are shown below . V alues i[...]

20 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A T able 13: 600 GB DC po wer requi remen ts Not es ST3600057SS ST3600957SS 3 Gbit mode ST3600057SS ST3600957SS 6 Gb it mode (Amps) (A mps) (Amp s) (Amp s) V oltage +5V +12V [ 2] +5V +12V [2] Regulation [5] ± 5% ±5% [2] ± 5% ± 5% [2] A v g id l e cu r r e n t [1 ] [7 ] 0.37 0.8 1 0. 3 8 0. 8 1 Maxim[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 21 T able 14: 450 GB DC po wer requi remen ts Not es ST3450857SS ST3450757SS 3 Gbit mode ST3450857SS ST3450757SS 6 Gb it mode (Amps) (A mps) (Amp s) (Amp s) V oltage +5V +12V [ 2] +5V +12V [2] Regulation [5] ± 5% ±5% [2] ± 5% ± 5% [2] A v g id l e cu r r e n t [1 ] [7 ] 0.39 0.6 8 0. 4 1 0. 6 6 Maximu[...]

22 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A [1] Measur ed with average readin g DC ammete r or equ ivalent sampling scope. Inst antan eous +12V curr ent peaks will exceed th ese values. Power supply at nomina l voltage. N (nu mber of drives tested ) = 6, 35 Degrees C ambien t. [2] For +12 V , a –10% toleran ce is allow ed during initial spind[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 23 [5] See p aragr aph 6.2.1, "Con ducted noise imm unity ." S pecified volt age tolerance in cludes ripple, noi se, and transient response. [6] Operatin g condition is defi ned as ra ndom 8 block r eads at 375 I/Os per se cond for 600GB models, and 380 I/Os p er second for 45 0GB and 300GB mo d[...]

24 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A Figure 1. T ypical 600GB current p rofiles Figure 2. T ypical 450GB current p rofiles[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 25 Figure 3. T ypical 300GB current p rofiles[...]

26 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 6. 3 Po wer di ssipat ion ST3600057SS model T ypical power dissi pation under idle co nditions in 6Gb opera tion is 1 1.6 2 watt s (39.65 BT Us per hour). T o obtain oper ating power for typical rando m read operations, re fer to the following I/O rate curve ( see F igure 4). Lo cate the typical I/O r[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 27 ST3450857SS model T ypical power dissi pation under idle co nditions in 6Gb opera tion is 9.97 watt s (34.02 BTUs per hour ). T o obtain oper ating power for typical rando m read operations, re fer to the following I/O rate curve ( see F igure 4). Lo cate the typical I/O rate for a drive in your syst e[...]

28 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A ST3300657SS m odel T ypical power dissi pation under idle co nditions in 6Gb opera tion is 8.71 watt s (29.72 BTUs per hour ). T o obtain oper ating power for typical rando m read operations, re fer to the following I/O rate curve ( see F igure 4). Lo cate the typical I/O rate for a drive in your syst[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 29 b. Non -operating –40° to 1 58°F (–40° to 70°C ) p ackage ambie nt with a maximum gradient of 86°F (30 °C) per hour . This speci fication assumes that th e dr iv e is p ackaged i n the shipping cont ainer designe d by Se agate for use with drive. Figure 7. Location of the H DA temperature che[...]

30 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A Shock m ay be applied in the X, Y , or Z axis. Sho ck is not to be r epeated more t han once every 2 se conds. 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 no t exceeding 40 Gs at a durat i on of 1[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 31 Figu re 8. Rec o mme nde d moun tin g 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 – 30 0 Hz 1. 0 G RMS (0 to pe ak) 301– 50 0 Hz 0.5 G[...]

32 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A The limi ts of non-o perating vibrati on shall apply to all condi tions of handl ing and tran sportation. Thi s includ es both is olated dri ves and i ntegra ted driv es. The dr ive shall not incu r physical damage or degrade d performance as a result of conti nuous vibratio n not exceeding 5 – 22 H[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 33 6.4.9 Electroma gn etic susc ept ibili ty See Secti on 2.1. 1.1. 6. 5 M echa ni cal s peci fic at ions Refer to Figure 9 f or deta il e d physical di mensions. S ee Section 9.3, “ Drive mount i n g.” Figure 9. Physical dime nsions Height: 1.03 i n 26.10 mm Wid th: 4.00 i n 101.60 mm Depth: 5.79 in [...]

34 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 7.0 About self-e ncr ypt i ng drives Self- encrypti ng drives (SED s) offer encryption and secu rity ser vices for the protection of stored data, com- monly know n as “pro tection of dat a at rest.” These drives ar e compliant with the T r uste d Computi ng Group (TCG) E nt erprise S tor age S pec[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 35 7.2.3 Default p asswor d When the d rive i s shipped from the fa ctory , all passw or ds are set to the value of MS ID. This 32- byte random value is printed on th e drive label a nd it can be read by the host electr onically over the I/O. A fte r receipt of the drive, it is th e responsibility of the [...]

36 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 2. The do wnload file must be signed and authenticated . 3. As wi th a non- SED dri ve, the down l oad file must pass the acceptance cri teria for the drive. For exam ple it must be applicable to the correct drive mo del, and have comp atible revision and customer st atus. 7. 8 Po wer requ ir ements T[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 37 8.0 Defect and error management Seag ate continues to use innovative techno logies to ma nage defect s and errors. T hese technologie s are designed to increase da ta integr ity , per form drive se lf-m aintenance, and val idat e proper drive o perati on. SCSI d efect and erro r management involves dr [...]

38 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A T able 16 e quates the re ad and write r etry count with t he maximum p ossible recover y time for re ad and wri te recover y of ind ividual LBA s. The time s given do not include time take n to perform r eallocations. Rea l locations are p erformed when the ARRE bit (for read s) or A WRE bit ( for wr[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 39 [1] These va lues are subje ct to change. Setting these retr y count s to a val ue b elow t he defau l t setting could result in degr adation of the unrecov - ered error rate which may e xceed the value given in this pr oduct manual. A setting of zero (0) will result in the dri ve not p erforming err o[...]

40 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 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.7 SAS Prod uct Manual, R ev. A 41 9.0 Inst allatio n Cheet ah 15K.7 disk dri ve inst allat ion is a plug -and-pla y process. T here are no jumpers, swi tches, or t ermina- tors on the drive. SAS drives are designed to be used in a host system t hat pr o vides a SAS-com patible backplane with bays designed to accommodate t he drive. In [...]

42 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A If for ced air is d etermined to be necessar y , possi ble ai r-flow p atterns are shown in F igure 10 . The air-flow p at- terns ar e created by one or more fans, either for cing or drawing air as sho wn in the illustrati ons. Conduction, convecti on, or other for ced air- flow pattern s are accept a[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 43 10.0 Interface requirement s This secti on par tially describe s the i nterface req uirements as implem ented on Cheet ah 15K.7 dri ves. Addi- tion al informatio n is provided i n the SA S Interfa ce Manual (p art numbe r 100293071). 10.1 SAS feat ur es This secti on lists t he SAS-specific features su[...]

44 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 10. 2 D ual port suppor t Cheet ah 15K.7 SAS drives have two i ndepende nt ports. Th ese ports may be connecte d in the same or dif fer- ent S CSI domains . E a ch drive por t has a unique SAS address. The t w o port s have the cap ability of independe nt port clo cki ng (e.g. b oth ports ca n run at [...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 45 TS D bit Y ETC bit N TMC bit N LP bit N Log S ense 4Dh Y Applic ation C lient L og page (0Fh) Y Buf fer Over-r un/Under-r un page (0 1h) N Ca che S ta ti st ics page ( 37h ) Y Factor y Log p age (3Eh) Y Last n De ferred Errors or Asynchronous Ev ents p age (0Bh) N Last n E rror Events page ( 07h) N Non[...]

46 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A Mode S ense (10 ) (same p ages as M ode Sense 1Ah) 5Ah Y Pref etch 34h N Rea d 08h Y Read B uffer (mo des 0, 2, 3, Ah a nd Bh sup ported) 3Ch Y Read Capacity 25h Y Read Defect Dat a (10) 37h Y Read Defect Dat a (12) B7h Y Read E xtended 28h Y DPO bit supported Y FUA bit supporte d Y Read Lon g 3E h Y [...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 47 [1] Cheet ah 15K.7 drives can format to 512 , 520, 524, or 52 8 bytes per lo gical block. [2] Wa r n i n g . Power lo ss during flas h progr amming can result in firmware corru ption. This usually makes the driv e inoperab le. [3] Refe rence Mod e Sense comma nd 1Ah for mo de pages supp orted. [4] Y = [...]

48 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 10.3.1 Inquiry dat a T able list s the Inq uiry co mman d da ta that the dri ve sh ould retur n to the i nitiator per the form at give n in the SAS Interfa ce Manual . * Copyright year (c hanges with actual year). ** SCSI Revision sup port. R efer to the appropiate S PC re lease docume ntation f or de[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 49 10.3.2 Mod e Sense dat a The M ode Se nse comman d provides a way for the d rive to rep ort its operating parameter s to the i nitia tor . The driv e maint ains four sets of mode parameter s: 1. Defaul t values Defaul t values are hard -coded in the drive firmware stored in fla sh E-PROM (non volatile [...]

50 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 10.3.2.1 ST3 600057S S and ST3600957S S Mode Sen se dat a MODE DATA HEADER: 01 6e 00 10 00 00 00 08 BLOCK DESCRIPTOR: 45 dd 2f b0 00 00 02 00 MODE PAGES: 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 DEF 82 0e 00 00 00 00 00 00 00 00 01 3a 00 00 00 00 CHG 82 0e 00 00 [...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 51 CHG 9a 0a 00 03 ff ff ff ff ff ff ff ff DEF 9c 0a 10 00 00 00 00 00 00 00 00 01 CHG 9c 0a 9d 0f ff ff ff ff ff ff ff ff DEF dc 01 00 0c 01 01 00 18 00 18 00 00 00 00 00 00 CHG dc 01 00 0c 00 01 ff ff ff ff 00 00 00 00 00 00 DEF 80 06 00 80 0f 00 00 00 CHG 80 06 b7 c0 8f 00 00 00 READ CAPACITY DATA: REA[...]

52 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 10.3.2.2 ST3 450857S S and ST3450757S S Mode Sen se dat a MODE DATA HEADER: 01 76 00 10 00 00 00 08 BLOCK DESCRIPTOR: 34 65 f8 70 00 00 02 00 MODE PAGES: 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 DEF 82 0e 00 00 00 00 00 00 00 00 01 3a 00 00 00 00 CHG 82 0e 00 00 [...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 53 DEF 9c 0a 10 00 00 00 00 00 00 00 00 01 CHG 9c 0a 9d 0f ff ff ff ff ff ff ff ff DEF dc 01 00 0c 01 01 00 18 00 18 00 00 00 00 00 00 CHG dc 01 00 0c 00 01 ff ff ff ff 00 00 00 00 00 00 DEF 80 06 00 80 0f 00 00 00 CHG 80 06 b7 c0 8f 00 00 00 READ CAPACITY DATA: READ BUFFER 0 1 2 3 4 5 6 7 8 9 A B C D E F[...]

54 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 10.3.2.3 ST3 300657S S and ST3300557S S Mode Sen se dat a MOD E DATA HE ADER : 01 76 00 10 00 00 00 08 BLOC K DESCR IP TOR: 22 ec b2 5c 00 00 02 00 MODE PAG ES: 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 DEF 82 0e 00 0 0 00 00 00 00 0 0 00 01 3a 0 0 00 00 00 CHG 82[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 55 DEF 9a 0a 00 02 00 00 00 05 00 00 8c a0 CHG 9a 0a 00 03 ff ff ff ff 00 00 00 00 DEF 9c 0a 10 00 00 00 00 00 00 00 00 01 CHG 9c 0a 9d 0f ff ff ff ff ff ff ff ff DEF dc 01 00 0 c 01 01 00 18 0 0 18 00 00 0 0 00 00 00 CHG dc 01 00 0 c 00 01 ff ff f f ff 00 00 0 0 00 00 00 DEF 80 06 00 80 0f 00 00 00 CHG 8[...]

56 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 10.4.1 SAS ph ysica l interface Figure 1 1 shows the location of the S AS device conn ector J1. F igure s 12 and 13 pro vide the dimen s ions of the SAS device. Det ails of the ph ysical, electrical, an d logi cal charac teristics are provide d w ithi n this section. Th e operational aspect s of Seaga[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 57 Figu re 12 . SAS c on nect or dimen sio ns C OF DATUM B L 5.08 1.27 (6X) 1.27 (14X) 15.875 0.35MIN 15.875 33.43 0.05 B 4.90 0.08 0.84 0.05 (22X) 0.15 B P15 P1 S7 S1 SEE Detail1 0.30 0.05 (4X) 4.00 0.08 0.15 D 0.30 0.05 (2X) 41.13 0.15 B B C C A A 0.20 B 42.73 REF. C OF DATUM D L 1.10 R0.30 0.08 (4X) 2.[...]

58 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A Figu re 13 . SAS c on nect or dimen sio ns 10.4.2 Phy sical charact er istic s This section defines physical int erface connector . 10.4.3 Co nnecto r requirem ents The S AS connector o n the drive comp lies with SF F-8 482. C ont act your p r efe rre d connector ma nufacturer for mating p art informa[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 59 10.4.4 Elect r ic al descr iption SAS d rives use the d evice connector for: • DC power • SAS inte rface • Activity LED This conn ector is designe d to either plug directly into a backpanel or accept c ables. 10.4.5 Pin descrip tions This secti on pro vides a p in-out of the S AS devi ce and a de[...]

60 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 10.4.6 SAS transmitter s and receiv ers A typ ical SAS differe ntial co pper tra nsmitter and r eceiver pai r is sh own in Figu re 14. The receiver is AC cou- pling to elimi nate groun d shif t noise. Figure 14. SAS transmitters and receivers 10.4.7 P ower The dr ive re ceives powe r (+5 volt s and +1[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 61 The Re ady LED Out signa l is designed t o pull down th e cathode of an LED. The an ode is attache d to the proper +3.3 volt supp ly through an app ropriate current li miting resi stor . T he LE D and th e current l imitin g resis- tor ar e external to the d r ive. See T able 25 for t he output ch arac[...]

62 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A 1 1.0 Seagat e T echnology suppo r t ser vice s Inter net For in formation regar ding Seag ate products a nd servic es, visit www .sea gate.com . W orldwid e support is available 24 hou rs daily by ema il for yo ur questions. Pre sales Su ppor t: Pres ales@Seaga te.com T echnical Su pp or t: DiscSuppo[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 63 Custo mer Se rvice Op eratio ns W arranty Ser vice Seag ate of fer s worldw ide custom er supp ort for Seagate pro duct s. Seagate distri butor s, OEMs and other direct customer s should cont act their Seagate Custom er Service Operation s (CSO) r epresent ative for wa rranty- related issue s. Reseller[...]

64 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 65 Index Numerics 12 volt pin s 60 5 volt pins 60 6 Gbps 61 A abort t ask set function 43 AC coup li ng 60 AC powe r requirem ents 19 ACA active status 56 ACA acti ve, faulted i nitiator st atus 56 acoustics 32 active LE D Out sign al 60 actuator assembly design 5 adaptiv e caching 5 5 Adm i n SP 34 AES- [...]

66 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A driv e mounting 33 , 42 drive sel ect 59 dual port supp ort 44 E ele ctrical descripti on of con nector 59 signal character istics 60 specifications 19 electrom agnetic compatibility 2 elec tromagne tic susceptibility 33 EMI requ ireme nts 2 encryptio n engine 34 encryptio n key 35 envi ronment 41 env[...]

Cheetah 1 5K.7 SAS Prod uct Manual, R ev. A 67 Segm ented caching 55 SMP = 1 in Mode S e lect command 55 Synchr onized (l ocked) spind l e oper ation 55 Zero latency read 55 miscell aneous status support ACA a ctive 56 ACA active, fa ulted initiator 56 Busy 55 Check conditi on 55 Condi tion met/goo d 55 Good 55 Interm ediate/condition met/good 56 I[...]

68 Cheetah 1 5K .7 SAS Produ ct Manual , Rev. A Securi ty Protocol In 34 Securi ty Protocol Out 3 4 seek err or defined 13 rat e 12 seek per formance charact eristics 8 seek time average typical 8 full stroke typical 8 single tra ck typical 8 segment ed caching 55 self-encr ypting drives 3 4 Self- Monitori ng Analysis and Reporting Techn ology 7 , [...]

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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 00516226, Rev . A, Printed in U SA[...]