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Seagate ST336918N manual

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Table of contents for the manual

  • Page 1

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Barracuda 36 ES2 F amily: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST3369 18N . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST3369 38L W . . . [...]

  • Page 2

    [...]

  • Page 3

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Barracuda 36 ES2 F amil y: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST3369 18N . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST3369 38L W . . .[...]

  • Page 4

    © 2002 S eagate T echnol ogy LLC All r ights r eser ved Publication number : 10018 2971, Rev . B May 2002 Seaga te , Seagate T echnol og y , and the Se agate lo go are regist ered tradema rks of Seagat e T ech nology LLC . Barracud a, SeaF AX, SeaFON E, SeaB OARD , and Sea TDD are either register ed tradem ark s or trade marks of Seagate T echno l[...]

  • Page 5

    Revision status summary sheet Notice. Pr oduct Manual 100182971 is V olume 1 of a two-v olume document with the SCSI interface information in the SCSI Interface Product Manual, V olume 2, par t number 75789509. If y ou need the SCSI inte rface infor mation, order the SCSI Interface Pr oduct Man ual, V olume 2, par t number 7578950 9. Revision Date [...]

  • Page 6

    [...]

  • Page 7

    Barracuda 36ES2 Product Manual, Rev. B v Contents 1.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Applicable sta ndards and ref erence documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2.1 Standar[...]

  • Page 8

    vi Barracuda 36ES2 Product Manual, Rev. B 6.4.1 Temperatu re . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 6 6.4.2 Relative hum idity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 7 6.4.3 Effective a ltitude (se a level) . . . . .[...]

  • Page 9

    Barracuda 36ES2 Product Manual, Rev. B vii List of Figures Figure 1. Barracud a 36ES2 f amily dri ve (ST336938 LW shown) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Typical ST33693 8/ST336 918/ST31 8438/ST 318418 dr ive +12 V current profile . . . . . . . . . . . . 22 Figure 3. Typical ST33693 8/ST336 918/ST31 8438[...]

  • Page 10

    [...]

  • Page 11

    Barracuda 36ES2 Product Manual, Rev. B 1 1.0 Scope This m anual desc ribe s Seagate T echno logy ® LLC Barracuda ® 36ES2 di sc dr ives. Barracu da 36ES2 dr ives suppo r t the Smal l Comput er System Inte rface (SCSI) as descr ibed in the ANSI SCS I interface specif icati ons to the ex tent descr ibed i n this manual. T he SCSI I nterf ac e Prod u[...]

  • Page 12

    2 Barracuda 36ES2 Produc t Manual, Rev. B[...]

  • Page 13

    Barracuda 36ES2 Product Manual, Rev. B 3 2.0 Applicab le standar ds a nd reference documentation The dr ive has b een d e veloped as a syste m per ipheral to the highe st stand ards o f desig n and c onstr uction . The dri v e dep ends upo n its host equ ipmen t to provide adequate power and environmen t in o rder to ac hiev e opti- mum performan c[...]

  • Page 14

    4 Barracuda 36ES2 Produc t Manual, Rev. B A ustralian C-Tick If this mo del ha s the C-Ti ck Markin g it comp lies wit h the Australia/New Zea land Stan dard AS /NZS3548 1995 and meet s the El ectromagnet ic Com patibilit y (EMC) Fr amework requirem ents of A ustralia’s Spectru m Man- agement A gency ( SMA). Ko r e an M IC If this model ha s the [...]

  • Page 15

    Barracuda 36ES2 Product Manual, Rev. B 5 3.0 G eneral des cript ion Barracu da 36ES2 dri ves combine g iant m agnetores istive (GMR) heads, par tial respo nse/ma ximum likelihoo d (PRML) re ad channel electroni cs, embedd ed ser vo technology , a nd a wide SCSI Ultra16 0 interface to provide high perform ance, high capa city data storage for a v ar[...]

  • Page 16

    6 Barracuda 36ES2 Produc t Manual, Rev. B 3.1 Standard features The Barrac uda 36ES 2 family has the f oll owing stand ard features: • Integrated Ultra160 S CSI control ler • Multimod e SCSI drivers and receivers—sing le-ended (SE) and low voltage differential (L VD) • 16 bit I/O data bus on L W models. 8 bit I/O data bus on th e N model. ?[...]

  • Page 17

    Barracuda 36ES2 Product Manual, Rev. B 7 3.5 Unformatted and formatted ca pacitie s F or matte d capaci ty depends on the num ber of spare realloc ation se ctors res er ved and the number of bytes per sect or . The following table shows the standa rd OEM model ca pacit ies: Notes. [1] Sector size selecta ble at format time. Users having the neces s[...]

  • Page 18

    8 Barracuda 36ES2 Produc t Manual, Rev. B 4.0 P erformance c haracteri stics 4.1 Inter nal drive characteristics (tra nsparent to user) 4.2 SCSI performance ch aracteri stics (visible to user) The values given in Sectio n 4.2.1 app ly to all m odels of the B arracuda 36 ES2 family unle ss other wise sp eci- fied. Refer to S ection 9 .10 and to the [...]

  • Page 19

    Barracuda 36ES2 Product Manual, Rev. B 9 SCSI inte rf ace d ata transfer rate (asynchr onous) : Maximum i nstantane ous on e byte wide 5.0 Mbytes/se c [4] Maximum i nstantane ous two bytes w ide 10.0 Mbytes/s ec [4] Synchron ous format ted transfer rate Ultra2 SCSI Ultra 160 SCSI In singl e-ended (SE) inte rf ace mode 5.0 to 40 M bytes/sec 5.0 to 8[...]

  • Page 20

    10 Barracuda 36ES2 Product Manual, Rev. B 4.5 Cache oper ation In general, 2, 048 Kbytes of the physical buffer spa ce in t he drive can be u sed as st orage sp ace f or ca che oper- ations. The buff er can be divided int o logical segments ( Mode Selec t P age 08h, byte 13) from whi ch data is read and to whic h data is wri tten. The dri ve mainta[...]

  • Page 21

    Barracuda 36ES2 Product Manual, Rev. B 11 that was w ritte n there at the beg innin g of th e operatio n. Howe v er , the dri v e do es not overwrit e data th at has no t yet been writ ten to th e medium. If writ e cach ing is enabled (WCE =1), then the dri v e may retur n Good s tatus on a wr ite com mand afte r the data has bee n transferred into[...]

  • Page 22

    12 Barracuda 36ES2 Product Manual, Rev. B[...]

  • Page 23

    Barracuda 36ES2 Product Manual, Rev. B 13 5.0 Reliabil ity speci fications The following rel iability specif ication s assum e corr ect hos t/dri v e ope rational i nterface, including a ll inter face timings, power sup ply voltages, environmen tal requir ements a nd dr ive mounting constraints (see S ection 8.3 ). Note. [1] Error rate sp ecified w[...]

  • Page 24

    14 Barracuda 36ES2 Product Manual, Rev. B error (1 5h) is rep or ted wit h a Medi um error ( 3h) or H ardware error ( 4h) repor ted in the S ense Ke y . This is a n unrecoverab le se ek error. Unrecover able seek errors ar e classif ied as failures for MTBF cal culatio ns. Refer to the SCSI Inter face Product Manual, par t number 7578950 9, for Req[...]

  • Page 25

    Barracuda 36ES2 Product Manual, Rev. B 15 5.2.6 Hot plug ging Barracuda 36ES2 disc drives The ANS I SPI-3 (T 10/130 2D) docu ment def ines the p h ysical requir ements for removal and inse r tio n of SCSI devices on the SCS I bus . Four cases ar e address ed. The c ases are d ifferentiated by the sta te of the SC SI bus when the rem ov al o r inser[...]

  • Page 26

    16 Barracuda 36ES2 Product Manual, Rev. B The proces s of meas urin g off-line attr ibutes and saving data can be forced by the R T Z comm and. Forcing S.M.A.R.T . wil l reset the timer so that the next schedu led in terrupt will be two ho urs. The dr ive can b e interrog ated by the hos t to d eter mine th e time remaining before the next schedu l[...]

  • Page 27

    Barracuda 36ES2 Product Manual, Rev. B 17 There ar e two test coverage option s imple mented in DST: 1. ex tende d test 2. shor t test The most thorough opt ion is the extended test that performs v ar ious tests on the dri ve and scans e very logical bloc k ad dress (LB A) of the dri v e. The s hor t tes t is time- restr icte d and limi ted in le n[...]

  • Page 28

    18 Barracuda 36ES2 Product Manual, Rev. B Short test (Function Code: 001b) The pur pose of the shor t test is to p rovide a t ime-limit ed tes t that tes ts as muc h of th e dr ive as possible wi thin 120 se conds. The shor t test doe s not scan the entire media surface, b ut doe s som e fundamenta l tests an d scans por t ions of t he med ia. A co[...]

  • Page 29

    Barracuda 36ES2 Product Manual, Rev. B 19 Seagate re pair cente rs may refuse receipt of com ponents imp roperl y packaged or obviously dama ged in tran- sit. Conta ct your Authorized Se agate Di stributor to purcha se ad ditional box es. Se agate rec ommen ds ship ping by an air-r ide carr ier e xper ienc ed in hand ling com puter equ ipment . Pro[...]

  • Page 30

    20 Barracuda 36ES2 Product Manual, Rev. B[...]

  • Page 31

    Barracuda 36ES2 Product Manual, Rev. B 21 6.0 Ph ysical /electrical spec ifications This sec tion pr ovides inform ation re lating to the physical and electr ical character isti cs of the Barracuda 36ES2 dri v e. 6.1 A C power requirements None. 6.2 DC powe r requirements The voltage and current r equirem ents for a single dr ive are shown in the f[...]

  • Page 32

    22 Barracuda 36ES2 Product Manual, Rev. B 6.2.1 Condu cted noise immunity Noise is speci fied as a per iodic and random distribution of fr equencie s cov er ing a band from DC to 10 MHz. Maximum all owed noise values given below are peak to peak measurem ents and appl y at the dr ive po wer con- nector . 6.2. 2 P ow er seq uenc ing The dri ve does [...]

  • Page 33

    Barracuda 36ES2 Product Manual, Rev. B 23 Figure 3. T ypical ST33 6938/ST336 918/ST3184 38/ST318418 dr ive +5 V c urrent pr ofile 0.0 0.5 1.0 Amps Seconds T2 T4 T1 T0 T3 T5 Nominal (average) DC curve AC Envelope +5 Volt Current during spindle start — Typical Amperes 0.0 4 8 12 16 20 24 28 32 1.5[...]

  • Page 34

    24 Barracuda 36ES2 Product Manual, Rev. B 6.3 P ower dissipation ST33693 8/ST318 438 The dr ives typical power dissipati on under idle con dition s is 8.0 watts (27.3 BT Us per ho ur). T o obtai n operating power for typical random read ope rations, refer to the following I/O rate c ur ve (see Figur e 4). Loc ate the ty pical I/O ra te for a drive [...]

  • Page 35

    Barracuda 36ES2 Product Manual, Rev. B 25 ST33691 8/ST318 418 The dr ives typical power dissipati on under idle con ditio ns is 8.0 watts (27.3 B TUs per hour). T o obtai n operating power f or typica l random r ead operatio ns, ref er to the following two I/O rate cur ves (see Figures 5). Loc ate the typical I/O rate for a dr ive in your syste m o[...]

  • Page 36

    26 Barracuda 36ES2 Product Manual, Rev. B 6.4 En vironmental limits T emperatu re and hu midity values experi enced by the d rive must be such tha t cond ensation does not o ccur o n any drive par t. Altitude an d atmo spher ic pre ssure sp ecifica tions are referenced to a sta ndard day at 58.7 °F (14.8°C). Ma ximum wet bulb tempe rature is 86°[...]

  • Page 37

    Barracuda 36ES2 Product Manual, Rev. B 27 6.4.2 Relative h umidity The values below as sume t hat no con densat ion on the drive occur s. a. Operating 5% to 90% non -conden sing re lative humidity wi th a maxi mum gradient of 3 0% per hour . b . Non-operat ing 5% to 95% non -conden sing re lative humidity . 6.4.3 Effective a ltitude (s ea level) a.[...]

  • Page 38

    28 Barracuda 36ES2 Product Manual, Rev. B Figure 7. Recommended moun ting Z Y X Z Y X[...]

  • Page 39

    Barracuda 36ES2 Product Manual, Rev. B 29 6.4.4.2 Vibrat ion a. Operating —Nor mal The dri ve as installed for nor mal operation , shall com ply with the complete specifie d performan ce whil e subject ed to c ontinuous v ibration n ot exceeding 10-300 Hz @ 0.004 g 2/Hz PSD Vibration may be applied i n the X, Y , or Z a xis. b . Operating —Abno[...]

  • Page 40

    30 Barracuda 36ES2 Product Manual, Rev. B 6.5 Mechanical sp ecifica tions The following nominal di mensions ar e exclusive of the decorati v e front pa nel acce ssor y . Howe ver , dimen sions of the front pan el are shown in fig ure below . Refer to Figures 8 and 9 for detaile d mounting confi guration dimensions. S ee Secti on 8.3, “Dr ive moun[...]

  • Page 41

    Barracuda 36ES2 Product Manual, Rev. B 31 Figure 9. N mounting c onfiguration dim ensions F [1] D E P Mounting holes are 6-32 UNC 2B, three on each side and four on the bottom. Max screw penetration into side of drive is 0.15 in. (3.81 mm). Max screw tightening torque is 6.0 in-lb (3.32 nm) with minimum full thread engagement of 0.12 in. (3.05 mm).[...]

  • Page 42

    32 Barracuda 36ES2 Product Manual, Rev. B[...]

  • Page 43

    Barracuda 36ES2 Product Manual, Rev. B 33 7.0 Defect and err or management The dr ive, as delivered, co mplies w ith this specifi cation. T he read error rate and sp ecified storage c apacity are not depend ent upon use of de f ect m anagement routines by the host (in itiator). Defect and error manag ement in the SCSI system inv olves the dri v e i[...]

  • Page 44

    34 Barracuda 36ES2 Product Manual, Rev. B [1] These values are subje ct to cha nge. Settin g these retr y co unts to a value below the default setting c ould resu lt in an increas ed unrec ov ered error rate which m ay e xceed the value given in th is prod uct manual . A setti ng of zero (0) will result in th e dri v e not performi ng error recover[...]

  • Page 45

    Barracuda 36ES2 Product Manual, Rev. B 35 8.0 In stalla tion Note. Thes e dri v es ar e designed to be used only on s ingle-e nded (SE) or low voltage differential (L VD) bus- ses. Do no t install these dr ives on a high voltage di ff erenti al (HVD) bus. The first thi ng to do when ins talling a dr ive is to set the dr ive SCSI ID and set up cer t[...]

  • Page 46

    36 Barracuda 36ES2 Product Manual, Rev. B Figure 10. J6 ju mper header f or L W models SCSI ID = 0 (default) Jumper Plug (enlarged to show detail) J6 Drive Front Pin 1 Reserved A 2 A 1 A 0 [2] [1] Shipped with cover installed. Do not install jumpers; retain cover . 11 9 7 5 3 1 Drive Activity LED [4] [6] Dashed area is optional host circuitry (exte[...]

  • Page 47

    Barracuda 36ES2 Product Manual, Rev. B 37 Figure 11. J6 ju mper header f or N model A 2 A 1 A 0 SCSI ID = 0 (default) Jumper Plug (enlarged to show detail) J6 Drive Front SCSI ID = 1 SCSI ID = 2 SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6 SCSI ID = 7 L E D R E S R E S Reserved Pin 1 Shipped with cover installed. Do not install jumpers; retain c[...]

  • Page 48

    38 Barracuda 36ES2 Product Manual, Rev. B Figure 12. J5 jumper hea der (on L W models only) SCSI ID = 8 SCSI ID = 9 SCSI ID = 10 SCSI ID = 11 SCSI ID = 12 SCSI ID = 13 SCSI ID = 14 SCSI ID = 15 A 3 A 2 A 1 SCSI ID = 0 (default) SCSI ID = 1 SCSI ID = 2 SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6 SCSI ID = 7 A 0 J1-DC Power 68 Pin SCSI I/O Connec[...]

  • Page 49

    Barracuda 36ES2 Product Manual, Rev. B 39 Figure 13. J2 op tion select h eader (f or L W models) Figure 14. J2 op tion select h eader (f or N models) Delay Motor Start Enable Remote Motor Start Write Protect Parity Disable Term. Power to SCSI Bus S E D S M E W P P D R E S R E S T P 1 Jumper Positions Force single-ended bus mode (applies to ’LW’[...]

  • Page 50

    40 Barracuda 36ES2 Product Manual, Rev. B 8.1.1 Notes for Figures 14 thr ough 18 [1] Notes explainin g the func tions of th e various jumpers o n jump er header connector s J2, J 5, and J6 are given here and in Secti on 8.1. 2. The ter m “ default ” mean s as sta ndard OEM units are con figured w ith a jumper o n those pos ition s when shi pped[...]

  • Page 51

    Barracuda 36ES2 Product Manual, Rev. B 41 8.1.2 Functio n description [1] See Figur e 13 for pins used for T er mpower . [2] See Figur e 14 for pins used for T er mpower . J2 jumper installatio n Jumpe r function des cription TE (Appl ies only to the N models ) On With the jumpe r insta lled, the o nboard ( non-removable) term inator c ircuits are [...]

  • Page 52

    42 Barracuda 36ES2 Product Manual, Rev. B 8.1.3 Drive orientation The balan ced rotar y ar m actuator design of the drive allows it to be moun ted in any or ientat ion. All dr ive perfor- mance c haracter ization, howe ver , has b een do ne with the dr ive in hori zontal (dis cs lev el) a nd ver tical (dr ive on its side) ori entations, and these a[...]

  • Page 53

    Barracuda 36ES2 Product Manual, Rev. B 43 8.3 Drive mounting When mounti ng the dr ive using the bottom holes (x-y pl ane in Figure 7) care must be taken to ens ure that the dri v e is no t physically distor ted due to a st iff non- flat mo unting s urface . The allowable mounting surface stiff- ness is 80 l b/in (14.0 N/mm). Th e f ollowing eq uat[...]

  • Page 54

    44 Barracuda 36ES2 Product Manual, Rev. B[...]

  • Page 55

    Barracuda 36ES2 Product Manual, Rev. B 45 9.0 Interface requirements This sec tion p ar tiall y desc ribe s the inte rf ace requiremen ts as implemen ted on t he dr ives . 9.1 General d escription This se ction des cr ibes in es sentiall y gene ral ter ms the in terface require ments sup por te d by the Barracuda 36ES2. No attempt is made to descr [...]

  • Page 56

    46 Barracuda 36ES2 Product Manual, Rev. B Notes. [1] Extended message s (see the SCSI Inter fac e Pr oduct Ma nual, par t number 7578 9509). [2] Suppor ts all optio ns except qas_r eq and iu _req. 9.3 SCSI interface command s support ed T able 5 f ollowing li sts the SC SI interface comman ds that are suppor ted by the dr ive. OEM standard dr ives [...]

  • Page 57

    Barracuda 36ES2 Product Manual, Rev. B 47 Wr ite error counter pa ge (02h) Y Mode select (same pages as Mode Sense 1Ah) 15 h Y [2] Mode sel ect (10) (s ame pag es as Mode S ense 1A h) 55h Y Capaci ty Programming Y Mode sense 1Ah Y [2] Cachin g parame ters page ( 08h) Y Control mode p age (0Ah ) Y Disco nnect/re connect (02 h) (DTDC, DIMM no t used)[...]

  • Page 58

    48 Barracuda 36ES2 Product Manual, Rev. B [1] The dr ive can format t o any e ven number of b ytes per se ctor from 5 12 to 4, 096. [2] T ables 8 and 9 show how indivi dual bits are se t and wh ich are chang eable b y th e host . [3] W ARNING: A p ower loss dur ing fl ash programm ing can res ult in fir mware cor rupti on. This usuall y makes the d[...]

  • Page 59

    Barracuda 36ES2 Product Manual, Rev. B 49 T able 6 lists the St andard Inqui r y comman d data that the dr ive should retur n to the in itiator per the for mat given in the SCSI Inter fac e P roduct M anual, par t number 7578 9509, In quir y co mmand se ction. [] 1 03 means SCSI-3 ( Ultra160) im plemen ted. [] 2 02 means respon se data i n SCSI- 3 [...]

  • Page 60

    50 Barracuda 36ES2 Product Manual, Rev. B 9.3.1 Inquiry Vital Pr oduct data Instead of the st andard In quir y dat a shown in T able 6, the i nitiator can req uest sev eral Vi tal Produc t Data pages by settin g the Inqu ir y comm and EVPD b it to one. The SCSI Inter f ace Produ ct Manual , par t number 757895 09, list s the Vi tal Pr oduct Data pa[...]

  • Page 61

    Barracuda 36ES2 Product Manual, Rev. B 51 [1] “N” models suppor t T er minator Enable. Vital P roduct data pages C3h, D1h, and D2h are su ppor ted v endor-s pecific pages. De scrip tions of their us age are not available at this time. J umper settings page C2 h 0 P er iph eral quali fier/per iphe ral device type Y 1 P ag e code numbe r C2 2 Res[...]

  • Page 62

    52 Barracuda 36ES2 Product Manual, Rev. B 9.3.2 M ode Sense data The Mode Sen se command provides a means for the drive to repor t its operatin g parameters to the ini tiator . The dri ve maintains four sets of Mode parameter s, Def ault values, Sav ed v alue s, Current values and Change- able values. Default v alue s are har d coded in the dri v e[...]

  • Page 63

    Barracuda 36ES2 Product Manual, Rev. B 53 The following tables lis t the values of the data bytes ret ur ned by the dr ive in res ponse t o the Mode Sens e com- mand page s for SCSI-2/S CSI-3 im plemen tation (see the SCSI Interface Product Manual , par t num ber 75789509) . Definitio ns: DEF = De f ault value. Stand ard dr ives are ship ped co nfi[...]

  • Page 64

    54 Barracuda 36ES2 Product Manual, Rev. B T able 9: Mode se nse data, ST3 18438 and ST318418 v alues (SC SI-2/3 imple mentation) [1] Though byte 12 , bit 7 (A0) is s hown as chang eable, the FSW functi on gov er ned by that b it is not impl e- mented b y th is dr ive . B y t e s 0 00 10 20 30 40 50 60 70 80 91 01 11 2 1 31 41 51 61 71 81 92 02 12 2[...]

  • Page 65

    Barracuda 36ES2 Product Manual, Rev. B 55 9.4 SCSI b us conditions and miscellaneous features supported Asynchr onous SCS I bus conditions suppor ted by the drive are lis ted below . These c ondition s cause the SCSI device to perform cer tain actions an d can alte r the SCSI bus phase se quence. Other miscellane ous operatin g f eatu res suppor te[...]

  • Page 66

    56 Barracuda 36ES2 Product Manual, Rev. B Y P aramet er rounding Y P ow er manageme nt, SCSI-3 Y Queue taggi ng (up to 6 4 Que tags s upported) Y Read look ahead cro ssing cyl inder boundaries N Relativ e addressing—c ustomer uniq ue option s Y Reporting actual retry count in Extend ed Sense b ytes 15 , 16 and 1 7. Y Reset con dition Y RPS (rotat[...]

  • Page 67

    Barracuda 36ES2 Product Manual, Rev. B 57 9.5 Sync hr on ous dat a tran sfe r 9.5.1 S ynchron ous data transfer periods supported T able 11 and Se ction 9.5.2 lis t Synchr onous Data transfer periods s uppor ted b y the dr ive. The data transfer peri od to be use d by the dri v e and t he init iator is established by an exchange of me ssages duri n[...]

  • Page 68

    58 Barracuda 36ES2 Product Manual, Rev. B Figure 16. N model drive ph ysical inte rface (50-pin SCSI I/O connector) SCSI I/O Connector Pin 1 Pin 1 DC Power Connector J6 J1 Pin 1P 2P 3P 4P Power +12V +12V ret + 5V ret + 5V J1 4P 3P 2P 1P[...]

  • Page 69

    Barracuda 36ES2 Product Manual, Rev. B 59 Figure 17. L W model drive physi cal interface (68-p in J1 SCSI I/O connector) J5 Pin 1 68 Pin SCSI I/O Connector Pin 1P J1-DC Power J6 J1 Pin 1 J1-DC Power Pin 1P 2P 3P 4P Power +12V +12V ret + 5V ret + 5V J1 Pin 1 1P 2P 3P 4P J5 Pin 1 PCBA J2[...]

  • Page 70

    60 Barracuda 36ES2 Product Manual, Rev. B 9.6.2 SCSI inter face physical de scriptio n The dr ive models descr ibed by this product manual s uppor t the physical interface req uirement s of the Ultra160 SCSI Parallel Interface-3 (SPI -3) stan dards as defined in Am erican Nation al Standa rd docu ment X 3T10/1302 D re visi on 14, and operate compat[...]

  • Page 71

    Barracuda 36ES2 Product Manual, Rev. B 61 9.6. 4 M atin g con nector s P ar t nu mbers for the different type conne ctors t hat mat e with the various B arracuda 36 ES2 I/O connect ors ar e giv en in th e secti ons f ollo win g. 9.6.4.1 Mating co nnectors for N model drives N model dr ives require a no nshield ed cable with a 50-con ductor co nnect[...]

  • Page 72

    62 Barracuda 36ES2 Product Manual, Rev. B [1] Close d end type 50-pin con nector u sed. T er m inator s enabled. [2] Open end type (i n-line appl ication) connec tor use d. T er mina tors dis abled. [3] Host need not b e on the end of the dais y-chain. Anoth er device can b e on the end with the ter mi nator , the hos t ha ving no termin ator . [4][...]

  • Page 73

    Barracuda 36ES2 Product Manual, Rev. B 63 9.6.4.2 Mating c onnectors for L W model drives The nonsh ielded cable conn ector shall be a 68 conducto r connect or consisti ng of two rows of 34 male contacts with ad jacent c ontacts 0 .050 in ch (1.27 mm) apar t. Recommen ded mating flat c able connecto r par t num bers are: [1] See Figu re 21 . The dr[...]

  • Page 74

    64 Barracuda 36ES2 Product Manual, Rev. B [1] Close d end type 68-pin con nector u sed. T er m inator s enabled. [2] Open end type (in- line appl ication) connector used. [3] Host need not b e on the end of the dais y-chain. Anoth er device can b e on the end with the ter mi nator , the hos t ha ving no termin ator . [4] T otal in terface cable len[...]

  • Page 75

    Barracuda 36ES2 Product Manual, Rev. B 65 T able 13: “N” model, s ingle-end ed I/O , 50 con ductor , signal/co ntact assign ments *CA U TION: Connec tor con tact 25 must no t be con nected to ground at the h ost end or the drive end of th e cable. If the I/O cable should a ccidently be plugged in upsid e down, ter minator power on pin 26 will b[...]

  • Page 76

    66 Barracuda 36ES2 Product Manual, Rev. B T able 14: L W 68-conductor single-ended (SE) P cable sig nal/pin ass ignments [11] Note. A m inus sign pr eceding a signal na me indi cates that s ignal is active low . Notes [ ]: See page following T able 15. Signal name [1] Connector contact numbe r [3 ] Cable c onductor numbe r [2] Connector contact num[...]

  • Page 77

    Barracuda 36ES2 Product Manual, Rev. B 67 T able 15: L W 68-conducto r L VD P cable sig nal/pin ass ignments [11] Note. A m inus sign pr eceding a signal na me ind icates that s ignal is a ctive low . Notes [ ]: See page following this ta b le. Signal name [1] Connector contact numbe r [3 ] Cable co nductor numbe r [2] Connector contact numbe r [3][...]

  • Page 78

    68 Barracuda 36ES2 Product Manual, Rev. B Notes [ ] for T ables 13 through 15. [1] See Sec tion 9.6 .4.2 for detailed electr ic al character isti cs o f these s ignals. [2] The co nductor number refers to the condu ctor posi tion wh en using 0.025- inch ( 0.635 m m) center line flat ribbon cable. Other cables types may be used to i mplement equival[...]

  • Page 79

    Barracuda 36ES2 Product Manual, Rev. B 69 Output cha racteristic s Each signal (V s ) dr iven by L VD interface drivers shall have the f ollowing output ch aracteri stics whe n measure d at the d isc dr ive connector : Steady s tate Low lev el o utput voltage* = –.95 V = < V s = < –1.55 V ( signal n egatio n/logic 0 ) Steady s tate High l[...]

  • Page 80

    70 Barracuda 36ES2 Product Manual, Rev. B 9.7.1.1 Single-ended drivers/receivers f or N models F or “N” mo dels whic h use singl e-ended dr ivers and receivers, typica l circuits are shown in Figu re 24. T er mi na- tor circ uits (see Note [1]) ar e to be en abled only whe n the di sc dr ive is first or last in the dai sy-chain . T ra nsmitter [...]

  • Page 81

    Barracuda 36ES2 Product Manual, Rev. B 71 A stub len gth of no mo re than 0.1 me ter (0.33 ft ) is allowed off the m ainline i ntercon nection wit h any conne cted equipmen t. The stu b length i s measure d from the transceiver to the connection to the m ainline SCSI bus. Single-en ded I/O cable pin as signment s for L W drives are shown in T able [...]

  • Page 82

    72 Barracuda 36ES2 Product Manual, Rev. B 9.8 T ermi nator requi rements N models hav e active, per manently mounted LS I ter min ator circui ts on boar d the PCB. All sing le initiat or/si ngle targ et (non-da isy-cha in) app licatio ns requir e that the Initiator an d disc dr ive be ter mi- nated. Daisy-ch ain appl ications requir e that on ly th[...]

  • Page 83

    Barracuda 36ES2 Product Manual, Rev. B 73 9.10 Disc driv e SCSI timin g T able 17: Disc drive SCSI timing Descript ion W avef orm symbol [1] Wav e f o r m table [1 ] T ypical timing T arget Select T ime (n o Arbitration ) T00 N/A <1 µ s T arget Select Ti me (with A rbitration) T01 4.5 -1,2 1.93 µ s T arget Select to Comman d T02 4.5 -1 3.77 µ[...]

  • Page 84

    74 Barracuda 36ES2 Product Manual, Rev. B Notes. [1] See the SCSI Inte rf ace Produ ct Manual, par t number 757 89509, tim ing examples sec tion. [2] Maximum S CSI async hronous interface transfer rate is given in Se ction 4.2. 3 of this m anual. [3] Synchron ous T ransfer P eriod is deter mined by negotiations between an Initi ator and a Dr ive. T[...]

  • Page 85

    Barracuda 36ES2 Product Manual, Rev. B 75 10.0 Seagate T e chnolog y support services Online Service s Internet www .seagate .com for informa tion abo ut Seagate products and ser vices. W or ldwide suppor t is av ailable 24 hours d aily by e-m ail for y our d isc or tap e ques tions. Presal es Suppo r t: Disc: www .seagat e.com/suppor t/email/ema i[...]

  • Page 86

    76 Barracuda 36ES2 Product Manual, Rev. B Custome r Service (C SO) W arrant y Service Seagate offers worldwi de custom er suppor t f o r Seagate dr ives. Seagate direct OEM, Distri bution and System Integrator cus tomers s hould c ontact th eir Sea gate ser vice center repres entative for warranty informa tion. Other cus tomers should c ontact the [...]

  • Page 87

    Barracuda 36ES2 Product Manual, Rev. B 77 Spain 9 00-98 31 24 Sweden 0 207 90 073 Switzer land 0 800-8 3 84 11 T ur ke y 00 800- 31 92 91 40 United Kingd om 0 800-783 5177 F AX Services—All European Countri es Presales /T echni cal Sup por t /W arranty Ser vice 31-20-653- 3513 Africa/Middle East Support Ser vices F or pres ales, technic al suppor[...]

  • Page 88

    78 Barracuda 36ES2 Product Manual, Rev. B[...]

  • Page 89

    Barracuda 36ES2 Product Manual, Rev. B 79 Inde x Symbol s +5 and + 12 volt s upplies 21 Numerics 50 pin I/O connec tor 65 68 conduc tor con nector 63 68 pin co nnecto r 62, 6 4 A AC power 21 access time 8 access orie s 7 acousti cs 29 activity ind icator 68 activity L ED 74 actuator 6, 42 actuator assembl y 5 address 10 air circul ation 42 air clea[...]

  • Page 90

    80 Barracuda 36ES2 Product Manual, Rev. B defect /error man agement 3 3 delayed motor sta rt option 21, 6 8 delayed start 41 depot repair 14 depot rep air phil osophy 14 diagnost ics 22 differen tiating fea tures 5 DIFFSEN S 41 dimensions 30 disable read ahe ad 11 disc access 10 disc dr ive terminat ion 72 disc me dia 8 disc rota tional speed 8 dis[...]

  • Page 91

    Barracuda 36ES2 Product Manual, Rev. B 81 host/driv e operati onal inter face 13 hot plug 15 humidity 26, 27 I I/O cable 65 identifie d defec t 33 idle conditio n 24 initiator terminat ion 72 Input char acterist ics 69 inquiry c omman d 49 inquiry v ital p roduct data 50 insta llation 35 install ation gui de 4, 7 insta llation ins tructio ns 35 ins[...]

  • Page 92

    82 Barracuda 36ES2 Product Manual, Rev. B option select header 57 option select jumper 35 option s 7 orientat ion 9 , 27, 42 out-of-pla ne deflec tion 43 out-of-pla ne distortion 43 Output c haracteri stics 69 output vol tage 70 P package size 2 7 package test speci fication 4 package d 27 parity 41 parity ch ecking 41 parity error 41 partitio n or[...]

  • Page 93

    Barracuda 36ES2 Product Manual, Rev. B 83 SCSI Ultra16 0 interfa ce 5 SCSI-2/SCS I-3 53 SE 68 Seagate s upport s ervice 3 5 sect or 10 sect or in terle ave 8 sect or siz e 7 sect or siz es 9 seek error 1 3 seek pos itio ning error 13 segme nt 10 segment n umber 10 self-c ontain ed 10 Self-Mo nitorin g Analys is a nd Reporting Tech nology. See S.M .[...]

  • Page 94

    84 Barracuda 36ES2 Product Manual, Rev. B write error 13 unrecover able 13 wri te op erati on 10 write prote ct 41 write retr y count 33 X X3T10/1 143D 72 Z zoned bit recor ding (Z BR) 6[...]

  • Page 95

    [...]

  • Page 96

    Seagate T echnolog y LLC. 920 Disc Dri ve, S cotts V alley , California 950 66-4544, USA Publication Number : 100 182971 , Rev . B , Pri nted in US A[...]