Seagate BARRACUDA 4LP ST32171N/W/WC/WD/DC manual

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Con ten ts Prefac e .. ... . . . .. .... ... . . ... . ... ... . . ... . .. .. . ... ... . .. .. . .. .... . . ... . .. .. . .. .... ... . . . .. .... . 1 El e ctr o s tatic discharge pr o t e c tio n . . . .. . . . .. . . . .. . . . . .. . . . .. . . . .. . . . .. . . . . . .. . . . .. 1 I mpo r tant s a fety inf ormati o n a n d p r e c autions .[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 1 Pref ace This manual co n t ains infor mation for u s er s of the Seaga te® Bar racu da 4 L P SCSI di s c drives. It p r o v i d es s u pport s er vices, perf ormance s pecifi cations , an d init ial setup inf ormati o n . A d d i - tiona l i nform ation i s available in the Bar racu da 4LP Pro duc[...]

2 Barracuda 4 L P Install ation Guide, Re v . B • T urn of f the powe r before r emov in g or install ing the DC power cable. • Do not remove any cir cuit boards f rom t h e drive. • Never u se an ohmmet e r on any cir c ui t boards. • W h e n installi n g the drive on a carr ier or t r a y , discha rge th e carr ier or t ray pr ior to i n [...]

Bar racud a 4 L P Installat ion Guide, R ev . B 3 stacke d verti c al ly , p ay special a tt ention t o t h e top w h e re t em- perat ure s are usually highest. • Foll o w the preca ut ions listed a bo ve in “ Electr o st a tic disch arge pr ote c t ion.” • Do not remove a ny circuit boards f r om the drive. Retur n t he enti re dri ve f o[...]

4 Barracuda 4 L P Install ation Guide, Re v . B This unit is a co m p onent par t and as su c h is not mea nt to c ompl y wi th FCC or similar nati onal requir e m e nt s a s a stand-al o n e unit . Engineering radiat e d emissions te s t re s ul ts a re available t h ro ug h the Seag at e Saf ety Depart ment to a s sist t he subs ystem designe r .[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 5 Beach te n Sie i n jede m Fall die fol g enden W a rn-und V o r sich t- shinweise: • Beach ten Sie alle W arn- und V or sichtshinweise in d i e s e m Handbu ch. • T ref f e n Sie beim Betr ieb, b e i der I n stal lation o d er bei der Entf ernung der Ei n h ei t angemes sene Sicherheit s vorkehr[...]

6 Barracuda 4 L P Install ation Guide, Re v . B • Di e v o r monti e r t e K o pf- u nd F e stplatteneinhe i t (HDA) nicht au s dem L aufwer k neh m en! Falls die HDA b eschä dig t is t, s chicke n Si e d a s gesamte L aufwer k z u r Reparat u r ein. • Di e HDA i st nich t v o r Or t reparierb a r u nd darf nich t a u seinan- dergenommen werde[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 7 magnetische St r a h l u n g s i n d für Design er von Unter systemen auf Anfr ag e v o n d er Seaga t e-Sicherheit s abteil u n g erhältl ich . E ur o p ean Uni on C om p l i ance I f this mode l has th e CE Marking, i t compli e s wi t h the Europea n Union requir em e nt s of t h e Electr omag [...]

8 Barracuda 4 L P Install ation Guide, Re v . B T echn ical sup po rt services If you nee d assistanc e ins t alli ng your dr ive, cons ul t you r dealer . Dealer s are f am il i ar with thei r unique sy s t em c o nf igurati ons an d can h el p you w it h system co n f lict s and other technical issu es. I f you n e ed additional assistance wi th [...]

Bar racud a 4 L P Installat ion Guide, R ev . B 9 SeaBO A R D ® SeaBOARD i s a c o m put er bull e t in board system ( BBS) that con- t a i n s inform ation abou t Seaga te’ s disc and tape d riv e p r od u cts and is av ai lable 2 4 hours daily . S e t y o ur c o m m un i cations soft - war e to eight data bi ts, no pari ty , and on e stop bi t[...]

1 0 Barracuda 4L P Install ation Gui d e, R ev . B S eagate T e chn ology F AX s ervi ce s SeaF A X ® Y ou can u s e a touch-tone teleph one t o a c cess Sea gate’s auto- mat ed F AX system to receive techn ic a l s u p port in f ormati o n b y return F AX. T h i s se r vice is available 24 h our s d ai ly . S eag ate t e chn ical sup port F AX [...]

Bar racud a 4 L P Installat ion Guide, R ev . B 1 1 Befor e c a l ling, note your s ystem confi g ur ation and dri ve model number (ST xxx x ). T her e are s e veral technical s upport phon e numbers available for var ious Se a gate p r od u cts. SeaT D D ™ 4 08-944-912 1 Using a telecommunications d evice for t h e deaf ( TDD), y ou c a n send q[...]

1 2 Barracuda 4L P Install ation Gui d e, R ev . B Gen e r a l des c r i ptio n Bar racu da 4L P SCSI disc drive s a r e high-speed , ra n dom- a c cess digi tal- dat a storage dev ic e s. Th e d rive i s a com ponen t for inst alla t i on in a n e ncl os ure desi gned for the dr i ve. T h is is often a rack w i t hi n the syst em or an exter n al [...]

Bar racud a 4 L P Installat ion Guide, R ev . B 1 3 T able 1. Drive charact e r ist ics I nterf a c e Ul traSCSI [ 1] Capac ity Format ted [ 2 ] Unform att ed ST3 4371 4.35 Gb yt e [ 2] 5.31 Gbyte ST3 2171 2.16 Gb yt e [ 2] 2.65 Gbyte ST3 4571 4.55 Gb yt e [ 2] 5.54 Gbyte ST3 2271 2.26 Gb yt e [ 2] 2.77 Gbyte Recording C y l inders ( u ser) 5,178 R[...]

1 4 Barracuda 4L P Install ation Gui d e, R ev . B [2 ] St an da rd facto ry un it s are fo rm att ed 51 2 da ta byte s p e r secto r wit h spa rin g eq ui vale nt t o eig ht y spa re sect ors p er e i g h t cyli nd er r eg io n . Sp a res a re l oca ted a t th e e n d of ea ch spa rin g re g io n. [3 ] In clu de s co nt rol ler ov e rhe ad . T abl[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 1 5 T able 2b. DC p o w er r equir ements ( Amps) [1] Measured wi t h an a ve r a ge reading DC a mm eter . Instanta- neous + 1 2V c u r rent p eaks w i l l ex c eed th e se values. [ 2 ] A – 10 % d r o op is permi s sible duri n g init ial star t of the s pindle but m u s t return t o ±5% befor e [...]

1 6 Barracuda 4L P Install ation Gui d e, R ev . B [ 5 ] See “Conduc t ed n oi s e i mmunity” in the Barr a c uda 4LP Prod- uct Manu al. Th e s p ecif ied voltage tolerance is inclusive of ripple, noise, and tra n sient respon se. [6] Operat ing c ondit ion is d efined as random se e k read opera- tions with a block c o unt of 64. General Notes[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 1 7 Init ial s etu p in fo rmatio n The general infor mation b e gi nning on thi s pa g e a p pl i es to all of the Barr a cuda 4LP dr ive models. Af t e r r ea d ing the g eneral in f or- mat ion t opics, r ef er to t he ap pr o pr iate d r ive-spec i fic section l isted below for a d d i tional info[...]

1 8 Barracuda 4L P Install ation Gui d e, R ev . B SC SI ID ju mper s Each de v i c e o n the SCSI chain must h a ve a u ni q ue SCSI I D. The host s ystem’s SCSI co n t roll er usually u ses t h e ID that h a s th e highes t p r iori ty interr u p t in t h e SCSI I /O s y st e m . T his is always ID7. ID0 is l o w e st prior ity i n an 8- bit I [...]

Bar racud a 4 L P Installat ion Guide, R ev . B 1 9 the c ase, c hange the I D so that e ac h d e vice on the SCSI chain has its own unique I D. Als o chec k yo ur s ystem or contr o l ler user ’ s m a nual to ensure t h a t you have not viol a t e d i t s SCSI ID numbering reco m men dati on s. Dri ve term i nati on If yo u are installi ng a Bar[...]

2 0 Barracuda 4L P Install ation Gui d e, R ev . B For i n f ormat ion about how to t er minate y o ur d r ive, r e f er to t he appropri ate dri v e- specific s e ct ion. Fi gu r e 2. SCSI bus t erminat ion T erm i na tor po wer Y ou u s uall y wi ll not n ee d to chang e t his option and c an n o r mall y l eave the d r ive c onfi g u r e d as it[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 2 1 Figur es 3a, 3 b, 3c, and 3d s h ow t y p i c al drive conn ecti o n s. T h e following t able lists t h e m ax i mum cable lengths and n u m b er of device s w i th s in g le-end ed I/O circ uits allowed on a daisy -c hain cable f or < 1 0 and < 20 M transfer s/s ec I /O d a t a tra n s f e[...]

2 2 Barracuda 4L P Install ation Gui d e, R ev . B Fi gur e 3 a . Fift y pin I/ O conne ct ion t o dri v e Fi g ur e 3b. Si x t y-eight pin c onnecti on to drive Pin 1 HDA Pin 1 HDA[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 2 3 [ 1] “ X” mea ns u p t o 6 or th e max im um al l o w ab le n um ber of d ev ic es on th e SCSI bu s. Se e T a b le 4 a n d sy s t e m d ocu me n t ati o n . Fi gu r e 3c. Mul tiple dr ive conne ct ion t o host adapter Host Adapter PCB Pin 1 (check your adapter for Pin 1 location) [...]

2 4 Barracuda 4L P Install ation Gui d e, R ev . B [1 ] Do n ot mi x “W” an d “ WD” m o de l d rive s on th e d a i sy ch ai n . [2 ] “X ” me a ns up to 15 or th e m axim u m a ll owa bl e n u m b er o f d evices o n th e SCSI bu s. Se e T a b le 4 a n d sy s t e m d ocu me n t ati o n . [ 3 ] Exte rn al ter m i n a to r . Fi gu r e 3d.[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 2 5 Not e. This drive mo d el plugs directly i nto a ba c kplane c on nec- tor and t her efore uses no cab le s . Fi gu r e 3e. Dr ive model “ W C” or “DC” w it h si n g l e 80- pin I/O and power conn ect o r[...]

2 6 Barracuda 4L P Install ation Gui d e, R ev . B P ro vidin g ade qu ate cool i n g The en c l o sure d esign must ensure adeq uate cooling for t h e dr iv e . The maximum ambient t emperatur e is 50 ° C. The drive ’s product m a nual (7776 7491) d e scri b es how to evalu- ate the air - f low design. The evaluation consists of e n suri n g th[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 2 7 Kü hl un g des S ystem s D ie G ehäuseko nstr ukt i on mu ß eine a usr eiche nde Kühl ung d e s L auf w er k es g ew ährl e i st en . Die U m ge bun gste mp era t ur da rf maximal 50 ° C betr agen. Die Pr odukt handb uch Bar racuda 4LP (Doku men t 7776 7491) en th al ten Anw eisung en zur B [...]

2 8 Barracuda 4L P Install ation Gui d e, R ev . B . Fi gu r e 4. Suggested air f low Abbil du n g 4. Em pfohlener Lu f ts t romver lauf Above unit Über der Einheit Under unit Unter der Einheit Above unit Über der Einheit Under unit Unter der Einheit Note. Air flows in the direction shown (back to front) or in reverse direction (fr[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 2 9 M ou nti ng the d riv e an d co nne ctin g cable s Do not touc h the co nnector pins o r any c o m p onents on t h e con- t rol board wit h o ut o b serving stati c- disch a r g e pr e cautions. Al wa ys handle the d rive by the frame o nl y . The dr ive may b e moun ted in an y orien t a t ion (h[...]

3 0 Barracuda 4L P Install ation Gui d e, R ev . B 1. Bef estigen Sie d a s Laufwerk m it vier 6- 32-UN C-Schr aube n am Geh äuse de s H ost -Syst em s. D ie bei den Se i t en de s Lau fwe rk es sin d mit je weil s zwei Bef es ti g ungsl öch er n ver s ehen, die Unt ersei te d es Laufwerk e s weist v ier weit ere Befesti g u ngslöch er auf. G em[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 3 1 defi ned i n IEC 950. Figure 5 pr o v i d es t h e pin inf ormati on for the D C power connec t o r . T o co n nect t h e DC power cable to t h e dr ive, simply i nsert the c a b l e end int o the drive’ s D C power c onnec tor . 4. Schließen Sie da s SCSI- Kabe l a n den SCSI- Stec kverbinder [...]

3 2 Barracuda 4L P Install ation Gui d e, R ev . B Not e. Signal ground on the powe r contr o l board (PCB) and t he head and disc assembly (HDA) are c onnec te d t o gether in th is dr i v e a nd you cann ot sepa r ate t he m . The equipment in whi ch y ou have mou nte d t he drive is conne cte d dire c t ly to the HDA and PCB w it h o ut el ect r[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 3 3 t em ei nb a u en . D ie d a rau s u. U . res u lt ie ren de ve r s tä rk t e elektr omag net isc he Strahlung fäll t i n den Zuständigke i ts - bereich des Systemdes ig n er s. 5. Replace the host s ystem’s co ver . 5. Setzen S i e d a s Geh äuseo bert eil d e s H o s t -Sys tems wieder auf[...]

3 4 Barracuda 4L P Install ation Gui d e, R ev . B Fi g ur e 6. Mount ing confi gu r atio n dimensions A F D E L [1] [3] B G [1] Mounting holes three on each side, 6-32 UNC.  Max screw length into side of drive 0.15 in.  (3.81 mm). Screw tightening torque 6.0 in-lb  (.675 NM) max with minimum thread  engagement o f 0.12 in. (3.05 mm).?[...]

Bar racud a 4 L P Installat ion Guide, R ev . B 3 5 F orm atti ng th e d ri v e W arni n g . Form att i n g a dri v e erases all u s e r data. Be sure that you understand t his p r inciple b e f ore form atting a n y hard di sc dri v e. I t is not neces sary to form at a dri v e that previously ha s b e en used t o store data, unless your i ntentio[...]

3 6 Barracuda 4L P Install ation Gui d e, R ev . B N dri v es N/ ND d ri ves secti on S etting the S CSI I D jum pe rs Use th e J6 c o n nector to s e t th e SCSI ID ( s ee Fi g ur e 7). T o chan ge the SCSI ID, inst a l l j umpe rs on t h e ap pro pr iate pi n s a s shown in t he i l lus t rati o n . Fi g ur e 7. Set ting the SCSI ID on model N dr[...]

Bar racu da 4LP I n s tallati o n Guide, R e v . B 3 7 N dri v es T erm i na tin g th e dri ve “N ” mode l d r ive s are t ermi nated wi t h permanently m ou nt e d IC acti v e t ermi nators. If you install o ne of th ese dri v es and it is not on t h e e n d of the SCSI bus, disable the t ermi nators by r emov in g t h e jumper “TE” f r om[...]

3 8 Barracuda 4L P Install ation Gui d e, R ev . B N dri v es T erm i na tor po wer There ar e three poss i ble ter minator p o w er ( TP ) configurat ions f or “ N” model dr ives ( s e e F i g u r e 9). Y o u will n ot normally n eed to chan ge t his option a nd c an l eave th e drive configured as i t w a s shipped f r o m t h e factory . Fi [...]

Bar racu da 4LP I n s tallati o n Guide, R e v . B 3 9 N dri v es O th er app l i cab le j um p er opti on s Several oth e r j um p e r opti o ns ar e a v ai lable as il lustrat e d. Fi gur e 10. Addit ional jumper opti o n s Enable parity check of  SCSI bus. Disable parity check. J2 Pin 1 Reserved Parity Check option Write protect = Off  (en[...]

4 0 Barracuda 4L P Install ation Gui d e, R ev . B W/WD drives W/ WD d ri ves secti on S etting the S CSI I D jum pe rs Use the J 6 jumpe r block to set the SCSI ID ( Figure 1 1). T o chan ge the SCSI ID , i n st a l l j umpe rs on t h e ap pro pr iate pi n s a s shown i n the il l ust rati o n . Optional conn ecti o n s to swit chi n g cir - cuit [...]

Bar racu da 4LP I n s tallati o n Guide, R e v . B 4 1 W/ WD dr iv es Fi g ur e 12. Usi n g J 1 -Auxill ary connector fo r model “W” and “WD” dr ive al ternat e ID s e l e c t and LED connec tion J1-DC Power J1 68 Pin SCSI I/O Connector Drive HDA Rear SCSI ID = 8 SCSI ID = 9 SCSI ID = 10 SCSI ID = 11 SCSI ID = 12 SCSI ID = 13 SCSI [...]

4 2 Barracuda 4L P Install ation Gui d e, R ev . B W/WD drives T erm i na tin g th e dri ve “W” model drives are termi n a t e d wit h permanently mo u nt e d IC acti v e t ermi nators. If you install o ne of th ese dri v es and it is not on t h e e n d of the SCSI bus, disable the t ermi nators by r emov in g t h e jumper “TE” f rom pin s [...]

Bar racu da 4LP I n s tallati o n Guide, R e v . B 4 3 W/ WD dr iv es T erm i na tor po wer There ar e three poss i ble ter minator p o w er ( TP ) configurat ions fo r “W ” mode l d riv es (s ee Fig ure 14 ). Y o u will n o t norm al ly n e e d to c h a nge this opt ion and can l e ave t h e dr i v e c o nf igured as it was shipped f r om t he[...]

4 4 Barracuda 4L P Install ation Gui d e, R ev . B W/WD drives O th er app l i cab le j um p er opti on s Ot h e r opti on jumpers ar e a v ai l ab l e as il lu s t rat ed bel ow . Fi gur e 15. Addit ional jumper opti o n s Enable parity check of  SCSI bus. Disable parity check. J2 Pin 1 Reserved Parity Check option Write protect = Off  (enab[...]

Bar racu da 4LP I n s tallati o n Guide, R e v . B 4 5 WC/ DC d ri ves W C/DC d rive s se ctio n S etting the S CSI I D jum pe rs The SCSI I D for “WC” an d “DC” m odel drives is norm a l ly set over the SCSI bu s by th e host s y stem using c onnec to r c o nta cts 39 ( I D0), 40 (ID2) , 79 ( I D1 ) , and 80 (I D 3 ) . Users need not in s [...]

4 6 Barracuda 4L P Install ation Gui d e, R ev . B WC/ DC d riv es Ap pl ica bl e j u m p er op tio n s Opt ion jumpers a r e av a i lable as i llustr ate d below . Fi gu r e 16. Jumper opti ons Enable parity check of SCSI bus. Disable parity check. Parity Check option Write protect = Off  (enables writing) Write protect = On  (disables writi[...]

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S eagate T ech no l o gy , Inc. 92 0 Di sc Dri ve, S cotts V a l ley , CA 95066-45 44, US A Publicati o n Number: 7 7 767492 , Rev . B , Pr inted i n U S A[...]