Manuale d’uso / di manutenzione del prodotto ST32271N/W/WC/WD/DC del fabbricante Seagate
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Con tents Prefac e . .. . ... . .. . .... ..... . ...... ..... . .... . ... . .. . .... ..... . ...... ..... . .... . ... ........ . ... . 1 Electr ostatic discharge protection ................................................ 1 Imp ortant safety informatio n an d pre cautions .
Barracuda 4LP Installation Guide, Rev . B 1 Preface This manual contains infor mation for u sers of the Seaga te® Barracuda 4LP SCSI disc drives. I t p r ovides su pport services, performance s pecifi cations, a nd initial setup inf ormati on. Ad di- tional i nformation is available in the Barracuda 4LP Product Manual (part number 77767491).
2 Barracuda 4LP Installation Guide, Rev . B • Tu r n of f the powe r before removing or installing the DC power cable. • Do not remove any cir cuit boards f rom t h e drive.
Barracuda 4LP Installation Guide, Rev . B 3 stacke d verti cally , pay s pecial attention to the top whe r e t em- perature s are usually highest. • Follow the precautions l isted ab o ve in “Electr ostatic disch ar ge prote ction.” • Do not remove any circuit boards from the drive.
4 Barracuda 4LP Installation Guide, Rev . B This unit is a component part and as such is not meant to comply with FCC or similar national requirem e nt s a s a stand-alone unit. Engineering radiated emissions te st re sults a r e available throu gh the Seag ate Safety Depart ment to a s sist the subs ystem designe r .
Barracuda 4LP Installation Guide, Rev . B 5 Beach ten Sie in jedem Fall die folg enden Wa rn-und V orsich t - shinweise: • Beach ten Sie alle Warn- und V or sichtshinweise in diesem Handbu ch. • Tref fe n Sie beim Betrieb, bei der Installation o d er bei der Entfernung der Ei n h ei t angemes sene Sicherheitsvorkehrun- gen.
6 Barracuda 4LP Installation Guide, Rev . B • Die vormontierte Kopf- und Fe stpl atteneinheit (HDA) nicht a us dem L aufwer k neh m en! Falls die HDA b eschä dig t ist, schicke n Sie das g esamte Laufwerk zur Reparatur ein.
Barracuda 4LP Installation Guide, Rev . B 7 magnetische Strahlung sind für Designer von Untersystemen auf Anfra ge von d er Seaga te-Sicherheit sabteilu ng e r hältl ich.
8 Barracuda 4LP Installation Guide, Rev . B T echnical sup p ort services If you nee d assistance inst alli n g your dr ive, cons ult you r dealer . Dealers are familiar with their unique s ys t em co nf igurations and can help you with system con f lict s and other technical issu es.
Barracuda 4LP Installation Guide, Rev . B 9 SeaBO ARD ® SeaBOARD is a c omputer bulletin board system ( BBS) that con- tain s information abou t Seagate’ s disc and tape driv e p r oducts and is available 24 hours daily . S et your communications soft - ware to eight data bi ts, no pari ty , and one stop bit (8 - N-1).
10 Barracuda 4 LP Installation Gui de, Rev . B Seag ate T e chn ology F AX servic es SeaF AX ® Y ou can us e a touch-tone telephone to ac cess Sea gate’s auto- mated F AX system to receive technical support informati on b y return F AX. T his s ervice is available 2 4 hours d ai ly .
Barracuda 4LP Installation Guide, Rev . B 1 1 Before c alling, not e your system configuration and dri ve model number (ST xxx x ). T her e are se veral technical s upport phon e numbers available for v ar ious Sea gate prod ucts.
12 Barracuda 4 LP Installation Gui de, Rev . B Gen eral des criptio n Barracuda 4LP SCSI disc drives are high-speed , random-ac cess digital- dat a storage devices. The d r ive is a com ponen t for i nstallation in a n enclosure designed for the drive.
Barracuda 4LP Installation Guide, Rev . B 13 T able 1. Drive charact eristics Interf ace UltraSCSI [ 1] Capac ity Form at ted [2] Unformatt ed ST3 4371 4.35 Gbyte [2] 5.31 Gbyte ST3 2171 2.16 Gbyte [2] 2.65 Gbyte ST3 4571 4.55 Gbyte [2] 5.54 Gbyte ST3 2271 2.
14 Barracuda 4 LP Installation Gui de, Rev . B [2] St andard factor y unit s are fo rmatted 5 1 2 da ta byte s per secto r wit h spa r in g equiva l e nt to eight y spa re sect ors per eight c yli n d er reg i on . Spa res are loca ted a t the end of each sparin g regio n.
Barracuda 4LP Installation Guide, Rev . B 15 T able 2b. DC p ower r equir ements (Amps) [1] Measured with an av e r ag e reading DC amm eter . Instanta- neous +12 V cur rent p eaks w ill e xc eed t hese values. [2] A –1 0% droo p is permi ssible during init ial star t of the spindle but m ust return to ±5% befor e reach i ng 7,200 RPM.
16 Barracuda 4 LP Installation Gui de, Rev . B [5] See “Conducted noise immunity” in the Barra cuda 4LP Prod- uct Manu al . The sp ecif ied voltage tolerance is inclusive of ripple, noise, and transient respon se. [6] Operating condition is defined as random s eek re ad opera- tions with a block count of 64.
Barracuda 4LP Installation Guide, Rev . B 17 Init ial setu p in f o r mation The general information beginning on thi s page ap pl ies to all of the Barracuda 4LP drive models.
18 Barracuda 4 LP Installation Gui de, Rev . B SC SI I D ju mpers Each device o n the SCSI chain must h ave a unique SCSI ID. The host s ystem’s SCSI c ont roller usually u ses t he ID that h as the highes t pr iori ty interr u pt in t he SCSI I/O s ystem.
Barracuda 4LP Installation Guide, Rev . B 19 the c ase, change the ID so that e ac h de vice on t he SCSI chain has its own unique ID . Al so check yo ur s ystem or controller user ’s manual to ensure tha t you have not violate d i t s SCSI ID numbering reco m me ndations.
20 Barracuda 4 LP Installation Gui de, Rev . B For informat ion about how to ter minate your drive, refer to the appropriate dri ve-specifi c section. Figure 2. SCSI bus t ermination T erm ina tor po wer Y ou u sually wi ll not need to chang e this opti on and c an n ormally leave the d r ive config ured as it was shipped f r om the factory .
Barracuda 4LP Installation Guide, Rev . B 21 Figures 3a, 3b, 3c, and 3d show typical drive conn ectio ns. The following table lists t he ma x i mum cable lengths and n u m ber of device s wi th s in g l e-end ed I /O c ircuits allowed on a daisy -chain cable for < 1 0 and < 20 M transfer s/sec I/O d ata tran sfer rates.
22 Barracuda 4 LP Installation Gui de, Rev . B Figur e 3a . Fifty pin I/O connection t o dri ve Figure 3b. Si xty-eight pin connection t o drive Pin 1 HDA Pin 1 HDA.
Barracuda 4LP Installation Guide, Rev . B 23 [ 1 ] “X” means up to 6 or th e maxim um allo wab l e num b er of dev ices on the SCSI bu s. See T able 4 and system d ocu me ntati on.
24 Barracuda 4 LP Installation Gui de, Rev . B [1] Do not mix “W” and “WD” mo de l d rive s on t h e daisy ch ai n. [2] “ X ” mea ns up to 15 or the m axim um a ll owa ble n um ber o f d evices o n the SCSI bu s. See T able 4 and system d ocu me ntati on.
Barracuda 4LP Installation Guide, Rev . B 25 Note. This drive model plugs d i rectly into a backplane connec- tor and t her efore uses no cables. Figure 3e.
26 Barracuda 4 LP Installation Gui de, Rev . B Pro vid ing ade qu ate coolin g The enclosure design must ensure adeq uate cooling f or th e driv e. The maximum ambient t emperatur e is 50 ° C. The drive’ s product m anual (7776 7491) de scribes how to evalu- ate the air - f low design.
Barracuda 4LP Installation Guide, Rev . B 27 Kü hlun g des System s Die Gehäuseko nstr uktion mu ß eine ausreiche nde Kühlung de s Lauf wer k es gew ährlei sten .
28 Barracuda 4 LP Installation Gui de, Rev . B . Figure 4. Suggested air flow Abbild ung 4. Em pfohlener L uftstromver lauf Above unit Über der Einheit Under unit Unter der Einheit Above unit Über der Einheit Under unit Unter der Einheit Note.
Barracuda 4LP Installation Guide, Rev . B 29 Mou nti ng the driv e and conne ctin g cabl es Do not touch the c onnector pins or any components on the con- trol board wit h o ut o b serving stati c- discha r ge precautions. Alw ays handle the d r ive by the frame only .
30 Barracuda 4 LP Installation Gui de, Rev . B 1. Befestigen Sie d as Laufwer k m i t vier 6-32-UN C-Schr aube n am Geh äuse de s Host-System s. Die bei den Seiten de s Laufwe rkes si nd mit je weils zwei Befes t ig ungsl öcher n versehen, die Unterseite des Laufwerkes weist v i e r weit ere Befestig u ngslöch er auf.
Barracuda 4LP Installation Guide, Rev . B 31 defined i n IEC 950. Figure 5 pr o vides the pin inf ormati on for the DC power connec tor . T o connect the DC power cable to the drive, simply i nsert the ca ble end into the drive’s DC power connec t or .
32 Barracuda 4 LP Installation Gui de, Rev . B Note. Signal ground on the powe r contr ol board (PCB) and the head and disc assembly (HDA) are c onnec ted to gether in this d rive and you cann ot sepa r ate th em.
Barracuda 4LP Installation Guide, Rev . B 33 tem ei nba uen . D ie d arau s u. U. res ult ie rende ve rs tä rkt e elektromagnetisc he St rahlung fällt in den Zuständigkeits - bereich des Systemdes i g ners. 5. Replace the host system’s co ver . 5.
34 Barracuda 4 LP Installation Gui de, Rev . B Figure 6. Mount ing confi guration 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.
Barracuda 4LP Installation Guide, Rev . B 35 Form atting th e d rive Warning. Formatting a drive erases a l l user data. Be sure that you understand this principle b e f ore form atting any hard disc dri ve. It is not neces sary to form at a dri ve that previously has been used to store data, unless your intention is to e r ase all user da t a.
36 Barracuda 4 LP Installation Gui de, Rev . B N dri ves N/ND d ri ves secti on Settin g the SCS I ID ju m pe rs Use th e J6 co n nector to s et the SCSI ID (see Figure 7). T o chan ge the SCSI ID, i nstall j umpers on t h e appro pr iate pi ns as shown in th e i llust rati o n.
Barracuda 4LP I n s t allati on Guide, Re v . B 37 N dri ves T erm i na tin g the dri v e “N” model drive s are termi nated with permanently mou nt ed IC active termi n at o rs.
38 Barracuda 4 LP Installation Gui de, Rev . B N dri ves T erm ina tor po wer There are three possi ble terminator pow er ( TP ) configurat ions for “N” model dr ives ( se e F i g u r e 9). Y o u will not normally n eed to chan ge t his opti on a nd can leave the drive configured as it w as shipped from the factory .
Barracuda 4LP I n s t allati on Guide, Re v . B 39 N dri ves O ther app licab le jump er opti on s Several oth er jump er options are a vailable as il lustrat ed. Figur e 10. Addit ional jumper opti o ns Enable parity check of SCSI bus. Disable parity check.
40 Barracuda 4 LP Installation Gui de, Rev . B W/WD drives W/WD drives secti on Settin g the SCS I ID ju m pe rs Use the J 6 j umpe r block t o set the SCSI ID (Figure 1 1). T o chan ge the SCSI ID, i nstall j umpers on the a p propr iate pin s a s shown in the illust rati on.
Barracuda 4LP I n s t allati on Guide, Re v . B 41 W/WD dr iv es Figure 12. Usi ng J1-Auxillary connector for model “W” and “WD” drive al ternat e ID s ele ct and LED connec tion J1-DC Power J.
42 Barracuda 4 LP Installation Gui de, Rev . B W/WD drives T erm i na tin g the dri v e “W” model drives are termi n a t e d wit h permanently mounted IC active termi n at o rs.
Barracuda 4LP I n s t allati on Guide, Re v . B 43 W/WD dr iv es T erm ina tor po wer There are three possi ble terminator pow er ( TP ) configurat ions for “W ” model dr ives (see Fig ure 14). Y ou will n ot norm ally ne ed to ch a nge this opt ion and can leave the drive configured as it was shipped from the factory .
44 Barracuda 4 LP Installation Gui de, Rev . B W/WD drives O ther app licab le jump er opti on s Oth er option jumpers ar e availa ble as illu strated bel ow . Figur e 15. Addit ional jumper opti o ns Enable parity check of SCSI bus. Disable parity check.
Barracuda 4LP I n s t allati on Guide, Re v . B 45 WC/DC drives W C/DC d rive s sectio n Settin g the SCS I ID ju m pe rs The SCSI I D f or “WC” and “DC” m odel drives is normally set over the SCSI bus by th e host system using c onnec tor co nta cts 39 (ID0), 40 (ID2), 79 (ID1), and 80 (ID3).
46 Barracuda 4 LP Installation Gui de, Rev . B WC/DC d rive s Ap pl ica ble jum p er op tio ns Option jumpers are a v ailable as illustr ated below . Figure 16.
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Seag ate T ech nolo gy, Inc. 92 0 Disc Drive, Scotts V al ley, CA 95066-45 44, US A Publicatio n Number: 77 767492 , Rev . B, P r inted in U SA.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Seagate ST32271N/W/WC/WD/DC è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Seagate ST32271N/W/WC/WD/DC - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Seagate ST32271N/W/WC/WD/DC imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Seagate ST32271N/W/WC/WD/DC ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Seagate ST32271N/W/WC/WD/DC, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Seagate ST32271N/W/WC/WD/DC.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Seagate ST32271N/W/WC/WD/DC. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Seagate ST32271N/W/WC/WD/DC insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
