Seagate ST34501N manual

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Contents Pref ace......... ........... ................. ........... ........... ........... ............ ....... 1 Electros tati c disch arg e protectio n ....... ...... ........... ..... ............ ..... .. 2 Important saf ety inf ormation and pre cautions................. ........... .. 3 Wichtig e Sicherhe itshinw eise ............. .........[...]

Chee tah 4LP Instal lati on Guide, R ev . B 1 Pref ace This manual conta ins infor mati on for user s of the Seaga te® Cheeta h 4L P SCSI di sc driv es. It pro vide s s upp ort ser vices , p er- f or man ce speci ficati ons, an d initi al setu p inf or ma tion. Add itiona l infor matio n is av ailable in t he Cheetah 4 LP Produ ct Ma n ual (part n[...]

2 Che etah 4L P Installa tion Gui de, Re v . B Electrostatic discharge protection Caution. R emo v al of ci rcuit b oards b y pers onnel not pe rform- ing depo t repai r will damag e compon ents a nd ma y v oid the w arranty . All driv e el ectron ic as semb lies are sens itiv e to static ele ctricit y , due t o the elec trostati cally s ensiti v e[...]

Chee tah 4LP Instal lati on Guide, R ev . B 3 Important safety inf ormation and precautions Caution. Us e f orced-air v entila tion when bench-tes ting th e dri ve to ensu re pr op er co oling of dr ive compo nent s. Use proper s af ety te chniques f or saf e, reliab le oper atio n of this unit. The procedures in t his man ual and la bels on the un[...]

4 Che etah 4L P Installa tion Gui de, Re v . B • Do no t separ ate th e head and di sc a ssemb ly (HD A) from th e PCB . Return the entire driv e f or depot repai r if t he HD A is defective. • Do not a ttempt to di sassem b le the HD A. It is not field repair- ab le. If the sealed HD A is open ed b y personnel n ot per f orming depot rep air ,[...]

Chee tah 4LP Instal lati on Guide, R ev . B 5 Wichtige Sicherheitshinweis e V orsic ht. Beim T este n des Lauf werk s auf de m Prüfti sch ist F remdbelüftun g v orzusehen, um eine a usreic hende Kühlun g der Lauf werkk omponen ten si cherz ustellen . V erwenden Sie gee ignete Si cherhe its- um den si cheren , zuv er- lässig en Betrieb diese r E[...]

6 Che etah 4L P Installa tion Gui de, Re v . B • T reffen Sie beim Betrieb , bei der Install ation od er bei der Entf er nun g der Einheit ange mess ene Sich erheits v orkehru n- gen. • W enn e ine Ei nheit unt er Span nung steh t, gehen Sie be i der F ehlerdiagnose be sonder s v orsichti g v or . Schalten Sie die Einheit a us , be v or Sie mit[...]

Chee tah 4LP Instal lati on Guide, R ev . B 7 digen hat e ine Be schä digung der K omponen ten un d Er lösch en des Gara n tiean spru chs zur Folge. Als T eilk ompo nente i st dies es Lau fwe rk für di e Ins tallati on un d den Betrieb in Übereinstimmung mit UL 1950, EN60950, CSA C22.2 950-M89 u nd VDE 0805 v orgesehen. Seagate is t ständ ig b[...]

8 Che etah 4L P Installa tion Gui de, Re v . B Regulatory agency compli ance Electr omagnetic susce ptibility As a comp onent as semb ly , the drive is not required to meet an y suscepti bility perf ormance requirem ents . It is the respon sibil ity of those inte gratin g the drive w ithin t heir syste ms to perfor m tho se test s required and de s[...]

Chee tah 4LP Instal lati on Guide, R ev . B 9 Electr omagnetic compli ance f or the Europea n Union If this mo del has the CE Marking it com plies with the Euro pean Union requi rements o f the Electro magne tic Com patib ility D irec- tiv e 89 /336/EEC o f 03 Ma y 1989 as am ended b y Directiv e 92/ 31/EEC of 28 April 199 2 and Direct ive 93/68/EE[...]

10 Chee tah 4LP Instal lati on Guide, R ev . B Seagate technical support ser vices If y ou need assi stance in stalli ng y our drive , consul t y our deal er . Deale rs are f amiliar wi th their uniq ue sys tem confi gur ations an d can he lp you wit h system confli cts a nd othe r techni cal i ssues. If yo u need addi tional assist ance w ith y ou[...]

Chee tah 4LP Instal lati on Guide, R ev . B 11 Seagate CompuSer ve f orum Onlin e techn ical s uppor t f or Sea gate pr oducts is av ailable on Comp uServe . T o access our technic al supp or t f orum, type go seagat e . This f orum pro vi des inf or mation si mi lar to that f oun d on SeaBO ARD . In addition, you ca n ty pe qu estions or b row se [...]

12 Chee tah 4LP Instal lati on Guide, R ev . B F AX service s SeaF AX ® Y ou can use a to uch-to ne telep hone to acce ss Seag ate’ s auto- mated F AX sy stem to rece ive techn ical sup port inf ormation b y return F AX. This service is a v ail able 24 hou rs daily . Seagate tec hnical suppo rt F AX Y ou can F AX questions or comm ents to tec hn[...]

Chee tah 4LP Instal lati on Guide, R ev . B 13 Direct-support ser vices Seagate tec hnical suppo rt F or one-on-one help , yo u can ta lk to a tec hnica l supp or t specia l- ist du ring loca l b usi ness hours . Bef ore callin g, note yo ur sy stem configu r ation and driv e model n um ber (ST xxxx ). SeaTDD ™ 4 05-936 -1687 Using a telec ommun [...]

14 Chee tah 4LP Instal lati on Guide, R ev . B Customer serv ice centers Seag ate dir ect OEM, Distr ibuti on, and System s Integra tor cus - tomers s hould conta ct their Seagate service represen tativ e for wa rranty inf ormat ion. Ot her cus tomers shoul d conta ct their p lace of pu rchase . Seaga te off ers compr ehens iv e custo mer s upport [...]

Chee tah 4LP Instal lati on Guide, R ev . B 15 General description Cheeta h 4LP SCSI disc driv es are hig h-spee d, ra ndom-acc ess digital -dat a stor age de vices . The dri ve is a component for installat ion in an enclosu re designed for the drive. This is o ften a rack within the system or an e xte rnal enclo sure de signe d to hous e one or mo[...]

16 Chee tah 4LP Instal lati on Guide, R ev . B T a ble 1. Drive chara c teris tics Char acteristi cs of the v ar ious driv es co vered b y this man ual are given in t he followin g tables. Interf ace type: SCSI F ast-20 ( also c alled Ultra SCSI 1 ) Cyli nders (use r acce ssab le): 6,526 Disk rota tion: 10,033 r/m in ±0.5% A vg. latency: 2.99 msec[...]

Chee tah 4LP Instal lati on Guide, R ev . B 17 T able 1a. Additiona l drive c haract eristics Legend f or f ollow ing tab le listing oth er driv e c harac teristics : A = ca pacit y , unf or matted , Gb ytes B = ca pacit y , f ormatted, G byt es 1 C = n umber of read/write da ta head s D = ma x. sy nchronou s SCSI interf ace tran sf er rate, M byte[...]

18 Chee tah 4LP Instal lati on Guide, R ev . B T able 2. DC po wer requ irem ents (Amps ) 1 Measu red with an a ver age re ading DC ammete r . Instanta- neous + 12V current peaks will e xceed th ese v alues. 2 A –10% to leran ce is permissib le du ring initi al start of the spi n- dle b ut m ust return to ±5% bef ore reaching 10,0 00 RPM. Th e ?[...]

Chee tah 4LP Instal lati on Guide, R ev . B 19 5 See “Co nducted n oise immun ity” in th e Cheetah 4 LP Product Manual . The s peci fied volta ge to leranc e is i nclus ive of ri pple, noise , and tran sient respon se . 6 At pow er-up , the motor current re gulato r limits the +12V c ur- rent to an a v erage val ue of les s than v alue sho wn i[...]

20 Chee tah 4LP Instal lati on Guide, R ev . B Init ial se tup i n formatio n The gener al i nf or m ation be ginni ng on this page applie s to all of the Ch eetah 4L P driv e mo dels . After re ading the gene ral inf or- mation topics , refer to th e appropri ate driv e-sp ecific s ectio n listed be low f or addition al inf orm ation about conf ig[...]

Chee tah 4LP Instal lati on Guide, R ev . B 21 SCSI ID jumpers Each de vice on th e SCSI chain m ust hav e a u nique S CSI ID . The host s ystem’ s SCSI contr oller us ually use s the ID that ha s the high est priority inte rrupt in the SCSI I/O system. Thi s is alw a ys ID7 . ID0 is l ow est p riority in an 8-bit I/O system . ID8 i s low est pri[...]

22 Chee tah 4LP Instal lati on Guide, R ev . B the cas e, chan ge the ID s o that eac h de vice on the SCSI chai n has its o wn uniq ue ID . Also c heck y our sy stem o r cont roller user’ s manu al to en sure that y ou hav e not violated its SCSI ID numbe r ing recom menda tions. Drive termination If y ou a re ins talli ng a Cheetah driv e in a [...]

Chee tah 4LP Instal lati on Guide, R ev . B 23 Figure 2. SCSI bus termina tion T erminator po wer Y ou usual ly w ill not ne ed to c hange this opti on and can no rmally leave the dr ive confi gure d as it was s hippe d from th e factor y . For inf ormation a bout ho w to c hange the terminator pow er option on yo ur driv e , ref er to the app ropr[...]

24 Chee tah 4LP Instal lati on Guide, R ev . B Figures 3a, 3b , 3c, and 3 d sho w typical driv e connec tions . The f ollowing tab le lists the maxi mum cabl e lengths and nu mber of de vic es wit h sin gle-en ded I/ O ci rcuits a llo wed on a dais y-chai n cab le f or 5 and 20 Mb ytes/sec I/O data tr ansf er rates . 1 See sys tem docum entati on. [...]

Chee tah 4LP Instal lati on Guide, R ev . B 25 Figure 3a. 50-pin I/O connectio n to drive Figure 3b. 68-pin I/O connection to dri ve[...]

26 Chee tah 4LP Instal lati on Guide, R ev . B [1] “X” means up to 6 or the maximum allowab le number of de vic es on the SCSI bus . See system documentation. Figure 3c. Multiple d rive conn ection to host adapter Host Adapter PCB Pin 1 (check your adapter for Pin 1 location) “N” Model Drive SCSI ID 1 SCSI ID 0 SCSI ID 7 2 through X SCSI de[...]

Chee tah 4LP Instal lati on Guide, R ev . B 27 [1] “X” means up to 15 or the maximum allowab le number of devices on the SCSI bus . See system documentation and T able 4. [2] External ter minator. Used only on end “WD” driv e. Figure 3d. Multiple-d rive conn ection to host adapter Host Adapter PCB Pin 1 (check your adapter for Pin 1 locatio[...]

28 Chee tah 4LP Instal lati on Guide, R ev . B Note. This driv e mo del pl ugs direc tly i nto a b ack plane conne c- tor and th eref ore uses no ca b les. Figure 3e . Drive mode l “WC” or “DC” with single 80-pin I/O and po wer co nnector J2 J6 80-pin SCSI I/O Connector Pin 1[...]

Chee tah 4LP Instal lati on Guide, R ev . B 29 Pro v iding adequate cooling The e nclosure desi gn mus t ensu re ade quate c ooling f or the drive . The maxim um ambient tem pera ture is 50 ° C. The d rive’ s product man ual (83 32912 0) desc ribes ho w to e val u- ate the air-flow desi gn. The e valuat ion con sists of ens uring that the cas e [...]

30 Chee tah 4LP Instal lati on Guide, R ev . B Kühlung des Systems Die Gehäusekonstr uktion m uß eine ausr eichende Kü hlung des Laufwerk es ge währleisten. Die Umgeb ungstem peratur darf maxima l 50 ° C betragen. Die Produkthandb uch Cheetah 4LP (Dokument 83329120) enthalt en A nweisun gen z ur B eur te ilung der Luft stro mkonstr uk- tion. [...]

Chee tah 4LP Instal lati on Guide, R ev . B 31 . Figure 4. Suggested air flo w Abbildung 4 . Empf ohlener Lufts trom verlauf Above unit Under unit Note. Air flows in the direction shown (back to front) or in reverse direction (front to back) Above unit Under unit Note. Air flows in the direction shown or in reverse direction (side to side)[...]

32 Chee tah 4LP Instal lati on Guide, R ev . B Mounting the drive and connecting cables Do no t touch th e connec tor pi ns or any c omponen ts on the co n- trol b oard wit hout ob serving stat ic-dis charg e preca utions . Alw ay s han dle the driv e by th e frame only . The driv e may be moun ted in an y orientatio n (horizon tally , verti- cally[...]

Chee tah 4LP Instal lati on Guide, R ev . B 33 1. Bef estigen Sie das Laufwerk mit vier 6-32-UNC-Schrauben am Gehäuse de s Host-Systems. D ie beiden Sei ten des Lauf werk es sind mi t je weils zw ei Bef est igungs löc hern verseh en, die Unterseite des Laufwerkes weist vier w eitere Bef esti gungslöc her auf . Gemessen von der Außenflä che des[...]

34 Chee tah 4LP Instal lati on Guide, R ev . B defined in IEC 950. Figure 5 provid es the p in inf or mation f or the DC p ower conn ect or. T o con nect the DC power cable to the driv e, si mply insert the cable end into the driv e’s DC pow er connector . 4. Schließ en Sie da s SCSI-Ka bel an d en SCSI-Stec kverbinder des Laufw er k es an. Das [...]

Chee tah 4LP Instal lati on Guide, R ev . B 35 Note. Signal grou nd on the pow er control board (PCB) and the head an d di sc as s em b l y ( HD A) are con ne cte d to get her i n this driv e and you ca nnot se para te them. The equipme nt in whic h yo u ha v e mounte d the driv e is conne cted directl y to the H D A and PCB withou t elec trically [...]

36 Chee tah 4LP Instal lati on Guide, R ev . B elektrom agnet ische Strah lung fällt in den Zuständig k eits- bereich des Sy stem designers . 5. R ep lace t he hos t syst em ’ s cov er . 5. Setz en Sie das Ge häuse oberteil des Host-S ystems w ieder auf.[...]

Chee tah 4LP Instal lati on Guide, R ev . B 37 Figure 6. Moun ting confi guration dimen sions A F .050 in. (1.27mm) minimum clearance L D G E C [3] [1] B H M K J J2 [4] [2] J6 LED 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 e[...]

38 Chee tah 4LP Instal lati on Guide, R ev . B Formatting the drive W arning. F ormatting a driv e erases all user dat a. Be sure th at yo u unders tand thi s principle be f or e f ormatting an y hard disc drive . It is no t necessary to f ormat a drive that pr e viousl y has been used t o store d ata, unl ess yo ur inte ntion is t o era se all us [...]

Cheeta h 4LP Inst allati on Guide , Rev . B 39 N drives N drives sectionb Setting the SCSI ID jumpers Use the J6 conne ctor to s et the SCSI ID (s ee Figure 7) . T o change the SCSI ID , install jumpers on the appro priate pins as sho wn i n the illu strat ion. Figure 7. Setting the SCSI ID on model “N ” drives J6 J2 Pin 1 End SCSI ID = 0 (defa[...]

40 Chee tah 4LP Instal lati on Guide, R ev . B N dri ves T er min at ing t he d ri ve “N” mod el dr ives are t ermi nate d with p erm anent ly moun ted IC active te rmi nators. If y ou inst all one of thes e drives an d it is not on the end o f the SCSI b us , disa b le the terminators b y removin g the jump er “T E” from pi ns 15 and 16 o [...]

Cheeta h 4LP Inst allati on Guide , Rev . B 41 N drives T erminator po wer There are three po ssib le ter minat or po wer ( TP ) confi gurat ions f o r “N” model d rive s (see Fi gure 9 ). Y ou will not n ormally need to change this opti on an d can leav e the driv e c onfig ured as it w as shippe d from the f actory . Figure 9. Setting termina[...]

42 Chee tah 4LP Instal lati on Guide, R ev . B N dri ves Other applicable jumper options Sev eral ot her j umper opti on s are available as illu strat ed. Figure 10. Additiona l jumper o ptions T E D S M E W P P D R E S T P 2 T P 1 J2 SCSI I/O Connector DC Power Connector J2 Pin 1 Drive Front J6 J1 Pin 1 Pin 2 J2 Jumper (enlarged to show detail) En[...]

Cheeta h 4LP Inst allati on Guide , Rev . B 43 W/WD dri ves W/WD dr ives section Setting the SCSI ID jumpers Use t he J6 ju mper b lock to set th e SCSI ID (Figur e 11). T o change the SCSI ID , install jumpers on the appro priate pins as sho wn i n the il lustr ation . Opti onal connecti ons t o s witching c ir- cuits in hos t equip ment a re prov[...]

44 Chee tah 4LP Instal lati on Guide, R ev . B W/WD dri ves Figure 12. Model “ W” and “WD” driv e alternat e ID sel ect and LE D connect ion SCSI ID = 0 SCSI ID = 1 SCSI ID = 2 SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6 SCSI ID = 7 SCSI ID = 8 SCSI ID = 9 SCSI ID = 10 SCSI ID = 11 SCSI ID = 12 SCSI ID = 13 SCSI ID = 14 SCSI ID = 15 J1-[...]

Cheeta h 4LP Inst allati on Guide , Rev . B 45 W/WD dri ves T er min at ing t he d ri ve “W” model driv es are ter minated w ith permanently mounted IC active te rmi nators. If y ou inst all one of thes e drives an d it is not on the end o f the SCSI b us , disa b le the terminators b y removin g the jum per “TE” from pi ns 15 a nd 16 o f c[...]

46 Chee tah 4LP Instal lati on Guide, R ev . B W/WD dri ves T erminator po wer There are three po ssib le ter minat or po wer ( TP ) confi gurat ions f o r “W” model driv es (see F igure 14 ). Y ou will not normally need to chan ge thi s opt ion an d can le a v e the driv e co nfigured a s it wa s shippe d fr om the f actory . There are two pos[...]

Cheeta h 4LP Inst allati on Guide , Rev . B 47 W/WD dri ves Other applicable jumper options Other o ption jum pers ar e av ailab le as ill ustr ated be low . Figure 15. Additiona l jumper o ptions T E D S M E W P P D R E S T P 2 T P 1 J2 SCSI I/O Connector DC Power Connector J2 Pin 1 Drive Front J6 J1 Pin 1 Pin 2 J2 Jumper (enlarged to show detail)[...]

48 Chee tah 4LP Instal lati on Guide, R ev . B WC/DC drive s WC/DC drives section Setting the SCSI ID jumpers The SCSI ID f or “WC” and “DC” model driv es is nor mal ly set ov er the SCSI b us b y the host system using conn ector c ontact s 39 (ID0), 40 (ID2 ), 79 (ID1), and 80 (ID3). T er min at ing t he d ri ve “WC” and “D C” mode[...]

Cheeta h 4LP Inst allati on Guide , Rev . B 49 WC/DC drives Applicable jumper options Option jump ers are av ailabl e as i llustr ated belo w . Figure 16. Jumper option s Enable parity check of SCSI bus (default). Disable parity check. Parity Check option Write protect = Off (enables writing – default) Write protect = On (disables writing) Write [...]

50 Chee tah 4LP Instal lati on Guide, R ev . B All drives All drives (LED c onnections) Drive Acti ve indicator The d rive Ac tiv e LED indicato r conne ction s are s how n belo w . Figure 17. Drive Active LED indicat or connec tions J6 Reserved Activity LED Reserved The shaded pins are shipped with a cover installed. Do not install jumpers on thes[...]

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Seagate T e chnolog y , Inc. 920 Disc Dri ve, Scott s V alley , CA 950 66-4544, USA Pub licati on Num ber: 83329110, Re v . B, Printed in USA[...]