Seagate ST19171N инструкция обслуживания

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Con tents Prefac e . . ........ . . . . ...... . ... . . ........ . . ........ . . . . ........ . . . .. ....... . .. ....... . . . .. ..... 1 Electr ostatic discharge protection ............................. ................... 1 Imp ortant safety informatio n and p re cautions . ............................. 2 Wi c h t ige Si cherheitshinweise ..[...]

Barracuda 9 Install ation Guide, Rev. A 1 Preface This manual contains infor mation for users of the Seaga te® ST1917 1 Barracud a™ 9 SCSI disc drives. I t provides support services, perfor mance specifications, an d initial setup infor ma- tion. Additional informat ion is a v ail able in the Barra cuda 9 Prod- uct Manu al (part number 8 33 2903[...]

2 Barracuda 9 Installation Guide, Re v . A • Turn off the power before removing or installi n g the DC power cable. • Do not remove any circuit boards f rom th e drive. • Never use an ohmmeter on any cir cuit boards. • When i nstalling t he drive on a carr ier or t ray, discharge the carrier or tray prior to insert ing it i nto the system. [...]

Barracuda 9 Install ation Guide, Rev. A 3 Always obse rve the following war nings and p re cautions: • Perform all maintenance by followin g the procedures i n thi s manual. • Follow all cautio ns a nd war nings i n the proce dures. • Use sound safety practices when operating or repair ing the unit. • Use caution when troubleshooting a unit[...]

4 Barracuda 9 Installation Guide, Re v . A As a component, this drive is d esigned to be installe d and op er- ated in acc or d ance with UL19 50, EN60950 , CSA C2 2. 2 950- M89 , and VDE0805. Seaga t e take s all reas onable steps to ensure that its pro ducts are certifiable to currently a ccepted standards. Typical applica- tions of these disc dr[...]

Barracuda 9 Install ation Guide, Rev. A 5 aratur d e r Einhe it. Ei nige Verfahren erfordern Spez i a l- werkzeug e; diese müs sen zur sa c hgemäßen Aus führung der Wartungsarbeiten und aus Siche rheitsgründen den Empfehlun- gen entspreche nd verwendet werden. Die V e r fahren in dies em Han dbuch und die Au fklebe r auf dem Gerät enthalten W[...]

6 Barracuda 9 Installation Guide, Re v . A • Wenn eine Einheit unter Spann ung steht, gehen Sie bei der Fehlerdiagnose besonders vorsichtig vor. Schalten Sie die Einheit aus, bevor Si e mit den Reparatur arbeiten beginnen . • Tragen Sie Si cherheits s chuhe , wenn Sie schwere T ei le aus- bzw. einbauen. • Wenn das Laufwerk in einem Einba uges[...]

Barracuda 9 Install ation Guide, Rev. A 7 Als Te i l komponente ist dieses Lauf werk für die Inst allation und den Betr ieb in Über einstimmung mit UL 1 950 , EN60950, C S A C22.2 950-M89 u nd VDE0 805 vorgeseh en. Seagate ist ständig b em üht , die Zulassungsfähigkeit von Sea gate-Pro dukten im Rah m e n der ge genw ärtig g eltenden Standard[...]

8 Barracuda 9 Installation Guide, Re v . A Eur op ean Uni on Compl iance If this mode l has the CE Marking, it complies w it h the Europea n Union requirem ents of the Electr omag neti c Compati bili ty Direc- tive 89/336/EEC of 03 May 1989 as amended by Di r ective 92/ 31/EEC of 28 Apri l 1 992 and Directive 93/68/EEC of 22 July 1993. Seaga te use[...]

Barracuda 9 Install ation Guide, Rev. A 9 Tec h n ical support s ervices Seaga t e Tec hnology provides tech ni c al s upport l it eratur e and diagnos t ic utilities to authorized distributors. Please c ontact your dealer for technical supp ort and installation troubleshoo ting. Pro d uct technical su pport is available f or all Sea gate products [...]

10 Barracuda 9 Installation Guide, R ev. A SeaT DD: (40 8) 438-5 382 TDD is a telecommunication device f or the deaf where two peo- ple can communicate using a keyb oard conn ected to th e phone line. A TDD device is required to access this se r vice, which is available from 8:00 A . M . to 5:00 P . M . PST, Monday through Friday. SeaBO ARD The Sea[...]

Barracuda 9 Install ation Guide, Rev. A 1 1 Gen eral des criptio n Barracuda 9 SCSI disc drives a r e h i gh-speed, random-ac cess digital- dat a storage dev ic es. The d r ive is a com ponent f or installa t ion in an e nclosure designed for the drive. Th i s is often a rack w ithin the system or an external enclosure desig ned to hous e on e or m[...]

12 Barracuda 9 Installation Guide, R ev. A Characteris t ics ST1917 1 Interface Ul t r aSCSI 1 Capac ity Unformatted 11.7 Gbytes Formatt ed 2 9 .1 Gbyt es Recording Cylinders ( u ser) 5,273 Re a d/writ e data heads 20 Se rvo hea ds Embedded Seek tim e 3 Avera ge read 9 .0 m sec Average writ e 10.5 msec Disc r otatio n RPM 7,200 Average latenc y 4.1[...]

Barracuda 9 Install ation Guide, Rev. A 1 3 DC power r equir ements 1 Measured with an average reading DC ammeter. Instanta- neous +12 V cur rent p eaks w ill e xc eed t hese values. Single-e nded Diffe r enti al +5 V 11 ± 5% +12V ± 5% 2 +5V 11 ± 5% +12V ± 5% 2 Voltage regulation 5 Amps Maximum operating current 1 1.02 0.83 TBD TBD Maximum star[...]

14 Barracuda 9 Installation Guide, R ev. A 2 A –10% toleranc e i s permissible during ini tial start of the spin- dle but must return to ±5% before reaching 7 , 200 RPM. The ±5% must be maintained after the drive sign ifies that its power-up seque nce has been co m p l e ted and that the drive is able to accept selection by the host initiator. [...]

Barracuda 9 Install ation Guide, Rev. A 1 5 11 No termin ator power. See 1 1. 7.3.4 in the Barracuda 9 P r oduct Manual. 12 All power-saving features are e nabled; ASA II code o nly. 13 Seeking is defined as a third-stroke s eek at OD. The com- mand is issued every 20 msec. 14 Read t r ack is defin ed as repeat reads of t r ac k 15 with a duty cycl[...]

16 Barracuda 9 Installation Guide, R ev. A Init ial setu p info rmation The general information beginning on thi s page ap pl ies t o all of the Barr acuda 9 drive models. A fter r eading the gene ral informa- tion topics, r efer to t h e appropr iate dri ve-specific s e ct ion listed below for addit ional information about configur ing and install[...]

Barracuda 9 Install ation Guide, Rev. A 1 7 SC SI I D ju mpers Each device o n the SCSI chain must h a ve a unique SCSI ID. The host system’s SCSI co nt roll er usually uses the highe s t-num- bered ID available; therefore the lower-numbered SCSI IDs are normally used fo r other SCSI devices such as this Barracuda disc drive. Note. Most SCSI cont[...]

18 Barracuda 9 Installation Guide, R ev. A The top example in Figure 2 s h ows an inter nal hard disc at one end of the SCSI bus with the SCSI co n t roller at t he other e n d (b oth are terminated). The bottom example shows two add i tional SCSI devices conne ct e d externall y—this means the SCSI con- troll er is no longer on the end of the SC[...]

Barracuda 9 Install ation Guide, Rev. A 1 9 Term inato r pow er You usually w ill not n eed t o change this option and ca n n ormally leave th e drive configured as it wa s shipped from the factory. For informati o n about h ow to chan ge the term inator power o ption on your drive, refer to the app ropriat e drive-specific section. I/O circuits an[...]

20 Barracuda 9 Installation Guide, R ev. A traveled b y a i r that is h e at ed by the dri ve and by other nearb y heat sources. Figure 3 shows two design approache s with one or more fans used t o generate air flow. The air- flow patterns can be created by the fans either pus hing or drawing a ir. The ov e rall flow pattern can be dir ected from f[...]

Barracuda 9 Install ation Guide, Rev. A 2 1 Kü hlun g des System s Die Gehäuseko nstr uktion mu ß eine ausreiche nde Kühlung de s Lauf werk es gewähr lei sten. Die Um gebun gste mpera tur da rf maximal 50 ° C betr agen. Die Produ kthandbu ch Barracuda 9 (Dok ument 83329 030) enth alten Anweisung en zur Beurte i l ung der Luftst romkonstruk- t[...]

22 Barracuda 9 Installation Guide, R ev. A . Figure 3. Suggested air flow Abbild ung 3. Empfohlener Luftst romverlauf SEAGATE SEAGATE 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 (front[...]

Barracuda 9 Install ation Guide, Rev. A 2 3 Mou nti ng the driv e and conne ctin g cabl es Do not touch the c onnector pins o r any components on the con- trol board wit hout observing static- discha r ge pr ecautions. Alw ays handle the drive by the frame only. The drive m ay be mounted in a ny orientation (horizontall y, verti- cally, and any com[...]

24 Barracuda 9 Installation Guide, R ev. A 1. Befestigen Sie d as Laufwer k m i t vier 6-32-UN C-Schr aube n am Geh äuse des Host- Systems. Die bei den Seiten de s Laufwe rkes si nd mit je weils zwei Befes t i gungs löcher n versehen, die Unterseite des Laufwerkes weist v i er weit ere Befestig u ngslöch er auf. Geme ssen von der Außenfläch e [...]

Barracuda 9 Install ation Guide, Rev. A 2 5 defined i n IEC 950. Figure 4 pro v i des the pin inf ormation for the DC power conne ct or. To connec t the DC powe r cable to the driv e , simply insert the c able end into the dri ve’s DC power connec tor. 4. Schließen Sie da s SCSI- Kabe l an den SCSI-Steckverbinder des L aufwerke s an. Da s Kabel [...]

26 Barracuda 9 Installation Guide, R ev. A Note. Signal ground on the powe r contr ol board (PCB) and the head and disc assembly (HDA) are c onnec te d to gether in this d rive and you cann ot sepa r ate th e m . The equipment in which you have mounte d t he drive is conne ct e d dire c t ly to the HDA and PCB wit hout el ectrically isolating shoc [...]

Barracuda 9 Install ation Guide, Rev. A 2 7 tem ein ba uen . D ie da rau s u. U. resu lt ie rende ver st ärk te elektromagnetisc he St rahlung fällt in den Zuständigke its- bereich des Systemdes i g n er s . 5. Replace the host system’s cover. 5. Setzen Sie da s Geh äuseo berteil d e s Host -Systems wieder auf. Form atting the d rive Warning.[...]

28 Barracuda 9 Installation Guide, R ev. A N driv es N/ND d rives section Settin g the SCS I ID jumper s Use the J6 connector to set the SCSI ID (s e e Fi g ur e 5). To chan ge the SCSI I D, i n st all j umpers on t h e ap propr iate pin s a s shown in th e i llust rati o n . Figur e 5. Set ting the SCSI ID A 2 A 1 A 0 SCSI ID = 0 (default) SCSI[...]

Barracuda 9 Installation Guide, Rev. A 29 N driv es Term inati ng the d riv e ST1917 1N dr ives are terminated with p e rmanently mounted IC active termi n at o r s. If you install one of these drives and i t is not on th e end of the SCSI bus, disable the termi nators by r emov i n g the jumpe r f r om pins 15 and 16 o f c onnector J2 (see F ig ur[...]

30 Barracuda 9 Installation Guide, R ev. A N driv es Term inato r pow er There are thr ee possible terminator power configuratio n s for ST1917 1N drives ( see Figure 7). You will not normally need to chan ge t his option and c an leave the drive configured a s it was shipped from the factory. Figur e 7. Setting term inator power jumpers Term. Powe[...]

Barracuda 9 Installation Guide, Rev. A 31 N driv es O ther app licab le jump er opti on s Several oth e r jump e r options are a v ai lable as illustrat ed. Figur e 8. Addit ional jumper optio n s Enable parity check of  SCSI bus (default). Disable parity check. J2 Pin 1 Reserved Parity Check option Write protect = Off  (enables writing – ?[...]

32 Barracuda 9 Installation Guide, R ev. A W/WD drives W/ WD dri ves secti on Settin g the SCS I ID jumper s Use the J6 jumper block to set the SCSI ID (Figure 9). To chan ge the SCSI ID, install j umpe rs on the appro pr iate pi ns as shown in the ill u st rati o n. Optional conn ecti ons to switchi ng cir- cuits in host equipment a r e provided o[...]

Barracuda 9 Installation Guide, Rev. A 33 W/WD driv es Figure 10. Using the J1 auxil iary jumper block A 3 A 2 A 1 A 0 DC Power Connector 68 Pin SCSI I/O Connector J1 Auxiliary Pin 1 J1 Auxiliary Drive HDA (rear view, PCB facing downward) Pin 1 PCB Pin 12 1P 2P 3P 4P Pins 2, 4, 6, and 8 are driven low  for 250 ms after PWR ON and reset [...]

34 Barracuda 9 Installation Guide, R ev. A W/WD drives Term inati ng the d riv e ST1917 1W d rives a r e terminate d w ith permanently mounted IC active termi n at o r s. If you install one of these drives and i t is not on th e end of the SCSI bus, disable the termi nators by r emov i n g the jumper f rom pins 15 a nd 1 6 of conn ector J2 . If you[...]

Barracuda 9 Installation Guide, Rev. A 35 W/WD driv es Term inato r pow er There are thr ee possible terminator power configuratio n s for ST1917 1W drives (see F ig ure 12) . You wi ll not no r mally n eed to chan ge t his option and c an leave the drive configured a s it was shipped from the factory. There are two possi ble terminator power confi[...]

36 Barracuda 9 Installation Guide, R ev. A W/WD drives O ther app licab le jump er opti on s Oth er option jumpers ar e a vail ab l e as illu s t rated bel ow. Figure 13. Additional jumper opti ons Enable parity check of  SCSI bus (default). Disable parity check. J2 Pin 1 Reserved Parity Check option Write protect = Off  (enables writing – [...]

Barracuda 9 Installation Guide, Rev. A 37 WC/DC drives W C/DC d rive s sectio n Settin g the SCS I ID jumper s The SCSI ID for WC and DC dri ves is normally s et over th e SCSI bus by the host system using co n nector co nt acts 39 (ID0), 40 (ID2), 79 (ID1) , and 80 ( ID3). Term inati ng the d riv e ST1917 1W C a nd ST1917 1DC drives do not have in[...]

38 Barracuda 9 Installation Guide, R ev. A WC/DC d riv e s Ap plica bl e jump er op tio ns Option jumpers are available as i llustrated below. Figure 14. Jumper opti ons Enable parity check of SCSI bus  (default). Disable parity check. Parity Check option Write protect = Off  (enables writing – default) Write protect = On  (disables writ[...]

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Seag ate Tech no logy, I nc . 92 0 Disc Dri ve, Scotts Valley, CA 95066-4544, USA Publicatio n Number: 83 329020 , Rev. A, Pr inted in USA[...]