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Seagate ST3300656SS Bedienungsanleitung

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Inhaltsverzeichnis der Gebrauchsanleitungen

  • Seite 1

    Prod uct Ma nu al Ch ee t ah 15 K.6 SAS 10046 6193 Rev . A Oc tober 2007 ST34 50856S S ST33 00656S S ST31 46356S S[...]

  • Seite 2

    ©2007, S eagate T echnology LLC All righ ts reserv ed. Pub lication nu mber: 10046619 3, Rev . A Oc tober 2007 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 t ates and/or other countri es. Cheet ah, SeaT ools and SeaT DD are either trade marks or reg - istered tr ademarks[...]

  • Seite 3

    Cheetah 1 5K.6 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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2.1 S tan[...]

  • Seite 4

    ii Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 6.4.1 T e mperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 6.4.2 Relat ive humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 6.4.3 E ffective altitude (sea level) . . . . . . .[...]

  • Seite 5

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 1 List o f Figur es Figure 1. Cheetah 15K.6 SAS disk driv e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Typical ST3450856SS c urrent profiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 6

    2 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A[...]

  • Seite 7

    Cheetah 1 5K.6 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) disk drives. Cheet ah drives support the SAS Protocol specificati ons to the exten t described in this manua l. The SA S Int e r- face Ma nual (part number 10029 3071) describes t he genera l SAS cha[...]

  • Seite 8

    2 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A[...]

  • Seite 9

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 3 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 perf ormance and compli ance with app[...]

  • Seite 10

    4 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 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[...]

  • Seite 11

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 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 products. T hese system s include sta ndar d oper at- ing proce dur es that ensure that restri cted substa nces are not ut[...]

  • Seite 12

    6 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A[...]

  • Seite 13

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 7 3.0 General d escri ption Cheet ah drives combine per pendicular re cording, gi ant magnetor esistive (GMR) head s, partial response/m ax- imum l ikelihood (PRM L) read channe l electron i cs, embed ded servo technolo gy , a nd a Serial Att ached S CSI (SAS) inte rface to p rovide high performa nce, h i[...]

  • Seite 14

    8 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 3. 1 St a ndar d fea tu r e s Cheet ah drives have the foll owing st andard f eatures: • 1.5 / 3 Gb it Serial Att ached SCSI (SAS) interface • 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 oadab l e u[...]

  • Seite 15

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 9 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 Reporting T echnolo gy (S.M.A.R.T .) • 5-y ear warra nty 3.5 Fo rma tted ca paciti es S tan dard OEM mo dels are formatt ed to 512 bytes per bloc[...]

  • Seite 16

    10 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A[...]

  • Seite 17

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 11 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 Cheet ah drives. 4.1 Int e rnal dr ive ch arac terist i c s ST3450856SS ST3300656SS ST3146356SS Drive capacity 450 300 146 Gbytes (formatted, rounded off v[...]

  • Seite 18

    12 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 4.2.2 For m a t command execution time (minut es) Executio n time measured from receipt of t he last byte of the Comman d Descriptor Block ( CDB) to the req uest for a S tatus B yte T ransfer to th e Initiat or (excluding connect/disconne ct). 4.2.3 Ge neral perf orma nce cha r ac teristic s 4.3 St a [...]

  • Seite 19

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 13 The S T ART S T OP U NIT comm and m ay be used to comm and the dr i ve to st op the spindl e. S top tim e is 30 sec- onds (m aximum) from r emoval of D C pow er . There is no po wer control sw itch on the drive . 4.4 P r ef etc h /m ult i-s eg m en ted ca che co nt ro l The d r ive provides a prefetch [...]

  • Seite 20

    14 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 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 medi um is stored wh i le the drive pe rforms the W rite comman d. If rea d caching is en abled (RCD=0), then dat a written to th e me di[...]

  • Seite 21

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 15 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 stated[...]

  • Seite 22

    16 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 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 initia l seek error , the drive automati cally perf orms an error recover y process. If the er ror recovery process fails, a seek positionin g er ror (Err or code [...]

  • Seite 23

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 17 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 before[...]

  • Seite 24

    18 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 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 mi[...]

  • Seite 25

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 19 be use d to set this trip point. The d efault value for this drive is 68°C, however , you can set i t to any value in the range of 0 to 68°C. If you speci fy a tem perature gr eater 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 indica te [...]

  • Seite 26

    20 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 5.2.6.2. 1 S t ate of the dr ive prior to t esting The dr ive mu st be in a re ady state befor e issuing the Send Diagnosti c command. There ar e mult iple reasons why a drive may not be read y , some of which are valid conditio ns, and not erro rs. For example, a dri ve may be in process o f doi ng a[...]

  • Seite 27

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 21 2. The Sel f-T est Result s V alue field is set to Fh 3. The dr ive will store the lo g page to non-volatile mem ory Af ter a self-test i s complete or has been ab orted, the drive upd ates the Self-T est Resul ts V alue field in its S elf- T est Results Log p age in non-volatile mem ory . The host may[...]

  • Seite 28

    22 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A[...]

  • Seite 29

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 23 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[...]

  • Seite 30

    24 Cheetah 1 5K .6 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[...]

  • Seite 31

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 25 15,000 RP M. The ±5% must be maintained afte r the drive signi fies that it s power-up seq uence has been complete d and that the dr ive is able t o accept selection by the host initi ator . [3] See +12 V cu rrent pr ofile in F igure 2. [4] This con dition occurs a fter OO B a nd S peed Negotiatio n c[...]

  • Seite 32

    26 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A Figure 2. T ypical ST3450856SS current profiles[...]

  • Seite 33

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 27 Figure 3. T ypical ST3300656SS current profiles[...]

  • Seite 34

    28 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A Figure 4. T ypical ST3146356SS current profiles[...]

  • Seite 35

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 29 6. 3 Po wer di ssipat ion ST345085 6SS in 3 Gbit o peration T ypical power dissi pation under idle co nditions in 3Gb opera tion is 12.67 watt s (43.23 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 5). Lo cate the [...]

  • Seite 36

    30 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A ST3300656SS in 3 Gb it operation T ypical power dissi pation under idle co nditions in 3Gb opera tion is 1 1.19 watts (3 8.15 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 5). Lo cate the typical I/O rate for a dri[...]

  • Seite 37

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 31 ST3146356SS in 3 Gb it operation T ypical power dissi pation under idle co nditions in 3Gb opera tion is 9.59 watt s (32.72 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 5). Lo cate the typical I/O rate for a drive[...]

  • Seite 38

    32 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 6.4 Enviro nmental limi t s T emperatur e and humidity values exp erienced by the dr iv e must be such that cond ensation does not occur on any dr i ve p art. Altit ude and a tmospheric p ressure sp ecifications are reference d to a stand ard day at 58.7°F (14.8°C) . Maximum we t bulb tempe rature i[...]

  • Seite 39

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 33 6.4.2 Relative hu m idity The valu es below assume that no cond ensation on the dr i ve occur s. a. Operati ng 5% to 95% non- condensing r elative humidity w ith a max i m um gradie nt of 20% per h our . b. Non -operating 5% to 95% non- condensing r elative humidity . 6.4.3 Effecti ve altitu de (sea le[...]

  • Seite 40

    34 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A d. Packag ed disk drives shipped as loose loa d (not palletized) general freight will b e p ackaged to withstand drops from hei ghts as de fined in the t able bel ow . For add i t ional de tails refer to Seagate specific ations 30 190-001 (under 100 lbs/45 kg) or 30191-001 (o ver 100 lbs/45 Kg). Drive[...]

  • Seite 41

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 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 ro to peak) V ibrat ion may be a pplied in the X , Y , or Z axis. Operati[...]

  • Seite 42

    36 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A Users shoul d use cau tion exposing an y electronic component s to uncontroll ed chemical pol lutant 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 allati on environmen t. Th e sil- ver , copper , nickel and gold films used in Seagate prod [...]

  • Seite 43

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 37 Figure 10. Physical dimensions 26.1 1 MAX (1.028 MAX) 2X 20.14 (2X .793) 6.35 (.250) 24.00 (.945) 2X 28.45 (2X 1.120) 2X 70.05 (2X 2.758) 122.00 (4.803) 2X 130.05 (2X 5.120) 0.36 ( .014) 146.99 MAX (5.787 MAX) 131.17 (5.164) 85.60 (3.370) 41.15 (1.620) 2X 29.21 (2X 1.150) 1.45 (.057) 3.17 (.125) 20.14 [...]

  • Seite 44

    38 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A[...]

  • Seite 45

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 39 7.0 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 [...]

  • Seite 46

    40 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A The dr ive firmwa r e error recovery algor ithms consists o f 13 levels for read recove ries and five levels for write. Each level may consist of m ultiple steps, where a step is defined as a recovery functi on involv ing a sin gle re- read or re-write a ttempt. The maximum le vel used by the drive in[...]

  • Seite 47

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 41 7. 3 SA S s ystem err ors Inform ation on the reporti ng of oper ational er rors or fau lts acr oss the interface is given in t he SAS Interf ace Manual . The SSP Respon se returns i nformation to the host about numerous kinds of e rrors or fault s. The Recei ve Diagno stic Result s report s the result[...]

  • Seite 48

    42 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 7.6 De ferr ed A uto-Rea ll ocat ion Deferred Aut o-Realloc ation (DAR) simplifies reallocation al g orithms at the system leve l by allowing the drive to reall ocate un readabl e location s on a subse quent write command. Sites are marked for DAR during read oper- atio ns perfo rmed by the drive. Whe[...]

  • Seite 49

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 43 8.0 Inst al lat ion Cheet ah disk drive i nstall ation is a plu g-and-play process. There a r e no jumper s, switches, or terminators on the dri ve. 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 such sys[...]

  • Seite 50

    44 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 8.2 Coolin g Cabi net coolin g must be d esigned by the custom er so that the a mbient temperat ure immed iately surroun ding the driv e will n ot exceed temper ature conditio ns specified in S ection 6.4.1, "T emperat ure." The rack, cabinet, or drawer envi ronmen t for the drive must pr ov[...]

  • Seite 51

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 45 8. 3 Dr iv e mo unti ng Mount the dr iv e using the b ottom or side mo unti ng holes. If you moun t the d ri ve u sing the botto m ho le s, ensu re that you do not physically disto rt the drive by att empting to mount i t on a stiff, non -flat surface. The allowable moun ting surface stiffne ss is 80 l[...]

  • Seite 52

    46 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A[...]

  • Seite 53

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 47 9.0 Interface requ i rement s This sect i o n par tially de scribes the i nterface r equireme nts as impl emented on Cheet ah drive s. Additional infor- mation is p rovided in the SAS Inter face Manu al (par t number 10029 3071). 9.1 SA S feat ur es This secti on lists t he SAS-specific features suppor[...]

  • Seite 54

    48 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 9.2 Dual port su pport Cheet ah SAS drive s have two i nd epen dent po rt s. Th ese por t s may be co nnecte d in the same or dif fere nt S CSI domains. Each drive port has a unique SAS addr ess. The two port s run at the same link rate. The first port to successfu l ly complete speed negotiation sets[...]

  • Seite 55

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 49 9. 3 SC SI comm and s su ppor te d T able 8 list s the SCSI com mands supp orted by Chee tah drives . T able 8: Co mmands su pported by C heet ah 15 K.6 SAS family dr ives Com m a nd na me Comm a nd co de Sup por t ed Change D efini tion 40h N Comp are 39h N Cop y 18h N Cop y and V erify 3Ah N Form at [...]

  • Seite 56

    50 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A Non -medi um Erro r pa ge (06h) Y Page s Suppor ted list (00h) Y Rea d Erro r Counter pa ge (0 3h) Y Re ad Reverse E rror Cou nter page ( 04h) N Self-test Results pag e (10h) Y Backg round Med ium Scan pa ge (15h) Y S tar t-stop Cycl e Counter p age (0Eh) Y T emperatur e page (0D h) Y V erify Error Co[...]

  • Seite 57

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 51 Reassign B locks 07h Y Recei ve Diagnosti c Result s 1Ch Y Supp orted D iagnostic s pages ( 00h) Y T ranslate p age (40h) Y Release 17h Y Relea se (10) 57h Y Request S ense 03h Y Actual Re try Count byte s Y Extend ed Sense Y Fiel d Pointer bytes Y Reserve 16h Y 3rd P arty Reserve Y Extent Reservation [...]

  • Seite 58

    52 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A [1] Cheet ah drives can format to 5 12, 520, 524, or 528 bytes pe r logical 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 = Y es. [...]

  • Seite 59

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 53 9.3.1 Inqu iry dat a T able 9 lis ts the In quiry command dat a that the dri ve shoul d return t o the initiator pe r the format given i n the SAS In terface Ma nual . T able 9: In qu iry dat a * Copyright year (changes with actual y ear). ** SCSI Revision sup port. R efer to the appropiate S PC re lea[...]

  • Seite 60

    54 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A Select command be fore the drive a chieves oper ating spee d and i s “ready .” A n attem pt to d o so result s in a “Check Cond ition” sta tus. On dr ives requir ing unique saved values, the re quire d unique saved values are stored into the saved val - ues storag e locati on on the media prio[...]

  • Seite 61

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 55 9.3.2.1 ST3 450856SS Mod e Sens e data MOD E DATA HE ADER : 01 2 e 00 10 00 00 0 0 08 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 0e 00 0 0 00 00 00 00 0 0 00 ff ff 0 0 00 00 00 DEF 83 16 bb d[...]

  • Seite 62

    56 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 9.3.2.2 ST3 300656SS Mod e Sens e data MOD E DATA HE ADER : 01 2e 00 10 00 00 00 08 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 0e 00 0 0 00 00 00 00 0 0 00 ff ff 0 0 00 00 00 DEF 83 16 bb d0[...]

  • Seite 63

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 57 9.3.2.3 ST3 146356SS Mod e Sens e data MOD E DATA HE ADER : 01 2e 00 10 00 00 00 08 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 0e 00 0 0 00 00 00 00 0 0 00 ff ff 0 0 00 00 00 DEF 83 16 bb d0 [...]

  • Seite 64

    58 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 9. 4 M iscel la neou s op erati ng fe at ures and con dit ions T able 10 lists va rious featur es and conditio ns. A “Y” i n the suppor t column indica tes the featu r e or con dition is support ed. An “N” in th e support co l umn ind icates the feat ure or con dition is no t supported. T able[...]

  • Seite 65

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 59 9.4.1 SAS physical interf ace Figure 13 shows the lo cation of th e SAS devi ce conn ecto r J1. Figur es 14 an d 15 pr ovide the d im ension s of the SAS device. Det ails of the ph ysical, electrical, an d logi cal charac teristics are provide d w ithin t his section. Th e operational aspect s of Seaga[...]

  • Seite 66

    60 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A Figure 14. SAS connecto r dimensions 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) 2.00 (3[...]

  • Seite 67

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 61 Figure 15. SAS connecto r dimensions 9.4.2 Physical charact er istic s This section defines physical int erface connector . 9.4.3 Conn ector req u irem ents Con tact you r preferre d connector m anufacturer for matin g part inform ation. Part numbers for SAS connectors will be provide d in a future rev[...]

  • Seite 68

    62 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 9.4.4 Electrical d escription 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. 9.4.5 Pin descriptio ns This secti on pro vides a p in-out of the S AS devi ce and a descri[...]

  • Seite 69

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 63 9.4.6 SAS transm itters and r eceivers A typ ical SAS differe ntial co pper tra nsmitter and r eceiver pai r is sh own in Figu re 16. The receiver is AC cou- pling to elimi nate groun d shif t noise. Figure 16. SAS transmitters and receivers 9.4.7 P ower The dr ive re ceives powe r (+5 volt s and +12 v[...]

  • Seite 70

    64 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 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 . The LED and th e current li miting r esis- tor ar e external to the d r ive. See T able 14 for t he output ch aract[...]

  • Seite 71

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 65 9.5.2.1. 2 Rec eive eye m ask Figure 17 describes t he receive eye m ask. This eye mask ap plies to jitter af ter the applicati on of a singl e pole high-p ass frequency-wei ghting function tha t progr essively attenuates jitter at 20 dB /decade below a frequency of ((b it rate) / 1 .667). Figure 17. R[...]

  • Seite 72

    66 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A The leading and tr ailing edge sl opes of figure 17 shall be preserved. As a result the a mplitude valu e of Z 1 is less than that given in table 17 and Z1 TO L and Z1 OP shall be defined from those slopes by the following equa- tion: where: Z1 TOL is the value for Z1 to b e used for the toler ance ma[...]

  • Seite 73

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 67 9.5.2.2 T ran smitte r signa l characterist ics T able 16 specifies th e signal requ i reme nts at the tra nsm itte r end of a TxRx con nection as me asured into the zero-le ngth test load. All specific ations are b ased on differ ential measureme nts. The OOB sequence is perform ed at signal volt age [...]

  • Seite 74

    68 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 9.5.2.3 Receiver signal cha racteri stics T able 1 7 defines the compl iance point requirement s of the si g nal at th e receiver e nd of a T xRx connection as measur ed into the te st loads specified i n fi gure 20 a nd figure 21 . 9.5.2.3. 1 Jitter T able 18 d efines t he maximum allowable jitt er .[...]

  • Seite 75

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 69 9.5.2.3. 2 Receiver jit ter to lerance T able 19 d efines the am ount of jitter the receiver shall tolerate . 9.5.2.3. 3 Compliant jit ter test p attern ( CJTP A T) The C JTP A T withi n a comp liant pr otocol fra me is used for all jitter te sting unless o therwise specifie d. See the SAS Inte rface M[...]

  • Seite 76

    70 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 9.5.2.4 Elect rical T xRx conn ections TxRx conn ections may be divid ed into T xRx connecti on segment s. In a sing le TxRx conne ction individual TxRx connection segmen ts may be formed from dif fering medi a and material s, including traces on printed wir - ing boa rds and opti cal fib ers. This su[...]

  • Seite 77

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 71 A com binatio n of a zer o-length t est load and the tran smitter compl iance transf er function (TCTF) test load method ology is use d for the specificat i on o f transmitter characteristics. This method ology specifies the trans- mitter signal at t he test point s on the required test l oads. Th e tr[...]

  • Seite 78

    72 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A Figure 21 shows the zero- l ength test load. Figu re 2 1 . Zer o-l engt h test loa d Figure 22 shows an ISI loss example at 3.0 Gbp s. Figure 22. ISI loss example at 3. 0 Gbps Figure 23 shows an ISI loss example at 1.5 Gbp s. Figure 23. ISI loss example at 1. 5 Gbps Tx + Tx - 10 n F 50 ohm 50 o hm P r[...]

  • Seite 79

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 73 9.5.2.5 Receiver characterist ics The driv e re ceiver i s A.C. coup led. The recei ve netwo r k termina tes the TxRx conne ction by a 1 00 ohm eq uiva- lent i mpedance a s specified in tabl e 20. The rece iver operates within a B ER of 10 -12 when a SAS signal with val id volt age and timing char acte[...]

  • Seite 80

    74 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A[...]

  • Seite 81

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 75 10.0 Seagate T echnolo gy suppo r t service s Inter net For info rmation regardi ng Seagate pr oducts an d services, visit www .se a gate.com . W orldw ide 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 echni cal Supp or t: DiscSuppo r[...]

  • Seite 82

    76 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A 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 issu es. Reselle[...]

  • Seite 83

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 77 Index Numerics 12 volt pin s 63 5 volt pins 63 A abort t ask set function 47 AC coup li ng 63 AC powe r requirem ents 23 ACA active status 58 ACA acti ve, faulted i nitiator st atus 58 acoustics 35 active LE D Out sign al 63 actuator assembly design 7 adaptiv e caching 5 8 AFR 9 air cl eanliness 35 air[...]

  • Seite 84

    78 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A envi ronmenta l contro l 35 error manage ment 39 rat es 15 error s 39 F FCC rules and r egulations 3 feature s 8 interface 47 firmware 8 corrup tion 52 flawe d sector re allocation 8 Form at command executio n time 12 function complete , code 00 47 not supp orted, code 05 4 7 reject, co de 04 47 G Goo[...]

  • Seite 85

    Cheetah 1 5K.6 SAS Prod uct Manual, R ev. A 79 noi se immunity 25 non-op erating 33 , 35 temper ature 32 non-op erating vibr ation 35 O offi ce environme nt 35 operat i n g 33 , 35 option sel ection 62 out-of- plane distorti on 45 P package size 34 package t est specification 5 packaged 34 param eter rounding 5 8 PCBA 45 peak bits p er inch 11 peak[...]

  • Seite 86

    80 Cheetah 1 5K .6 SAS Produ ct Manual , Rev. A T task man agement functions 4 7 Abort task se t 47 Clear ACA 47 Clear task se t 47 termina te task 47 task man agement response codes 47 Function complete 00 47 Function not supported 05 47 Function reject 04 47 task set full st atus 58 technical support services 75 temper ature 32 , 44 limits 32 non[...]

  • Seite 87

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  • Seite 88

    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 00466193, Rev . A, Printed in U SA[...]