Seagate ST118273LW Installation Guide

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8 Barracuda 18 Installation Guide, Rev. CElectromagnetic compliance for the European UnionIf this model has the CE Marking it complies with the Europe

Barracuda 18 Installation Guide, Rev. C 9Seagate Technology support servicesPresales supportTo determine which Seagate products are best suited for yo

10 Barracuda 18 Installation Guide, Rev. Cdrives and tape drives. This service is available 24 hours dailyand requires a touch-tone phone. Internation

Barracuda 18 Installation Guide, Rev. C 11FAX servicesSeaFAX®You can use a touch-tone telephone to access Seagate’s auto-mated FAX system to receive t

12 Barracuda 18 Installation Guide, Rev. CDirect-support servicesTechnical supportFor one-on-one help, you can talk to a technical support special-ist

Barracuda 18 Installation Guide, Rev. C 1312:15 P.M. and 1:30 P.M. to 6:00 P.M. (central time) Mondaythrough Friday.Customer service centersSeagate di

14 Barracuda 18 Installation Guide, Rev. CSwitzerland 0 800-83 84 11Turkey 00 800-31 92 91 40United Kingdom 0 800-783 5177Location Phone number FAX nu

Barracuda 18 Installation Guide, Rev. C 15General descriptionBarracuda 18 SCSI disc drives are high-speed, random-accessdigital-data storage devices.

16 Barracuda 18 Installation Guide, Rev. CTable 1. Drive characteristicsInterface UltraSCSI [1]CapacityFormatted [2] 18.21 Gbyte [2]Max. data blocks 2

Barracuda 18 Installation Guide, Rev. C 17Table 2a. DC power requirements (Amps)Notes for this table follows Table 2c.ST118273N/W/WCVoltage +5V +12VRe

ContentsPreface...1Electrostatic discharge protection ...

18 Barracuda 18 Installation Guide, Rev. CTable 2b. DC power requirements (Amps), differential (HVD)Notes for this table follows Table 2c.ST118273WDVo

Barracuda 18 Installation Guide, Rev. C 19Table 2c. DC power requirements (Amps), multimode (SE/LVD)[1] Measured with an average reading DC ammeter. I

20 Barracuda 18 Installation Guide, Rev. C[5] See “Conducted noise immunity” in the Barracuda 18 Prod-uct Manual. The specified voltage tolerance is i

Barracuda 18 Installation Guide, Rev. C 21Initial setup informationThe general information beginning on this page applies to all ofthe Barracuda 18 dr

22 Barracuda 18 Installation Guide, Rev. CSCSI ID jumpersEach device on the SCSI chain must have a unique SCSI ID.The host system’s SCSI controller us

Barracuda 18 Installation Guide, Rev. C 23the case, change the ID so that each device on the SCSI chainhas its own unique ID. Also check your system o

24 Barracuda 18 Installation Guide, Rev. CFor information about how to terminate your drive, refer to theappropriate drive-specific section.Figure 2.

Barracuda 18 Installation Guide, Rev. C 25Figures 3a, 3b, 3c, and 3d show typical drive connections. Thefollowing tables list the maximum cable length

26 Barracuda 18 Installation Guide, Rev. C[1] For environments where all elements of the bus (cables, device inter-faces, environmental noise and othe

Barracuda 18 Installation Guide, Rev. C 27Figure 3a. Fifty pin I/O connection to driveFigure 3b. Sixty-eight pin connection to drive

Barracuda 18 Installation Guide, Rev. C 1PrefaceThis manual contains information for users of the Seagate®Barracuda 18 SCSI disc drives. It provides s

28 Barracuda 18 Installation Guide, Rev. C[1] “X” means up to 6 or the maximum allowable number of devices onthe SCSI bus. See Table 4a and system doc

Barracuda 18 Installation Guide, Rev. C 29[1] Do not mix “W,” “WD,” and “LW” model drives on the daisy chain.[2] “X” means up to 15 or the maximum all

30 Barracuda 18 Installation Guide, Rev. CNote. This drive model plugs directly into a backplane connec-tor and therefore uses no cables.Figure 3e. Dr

Barracuda 18 Installation Guide, Rev. C 31Providing adequate coolingThe enclosure design must ensure adequate cooling for thedrive. The maximum ambien

32 Barracuda 18 Installation Guide, Rev. CKühlung des SystemsDie Gehäusekonstruktion muß eine ausreichende Kühlung desLaufwerkes gewährleisten. Die Um

Barracuda 18 Installation Guide, Rev. C 33.Figure 4. Suggested air flow Abbildung 4. Empfohlener LuftstromverlaufNote. Air flows in the direction sho

34 Barracuda 18 Installation Guide, Rev. CMounting the drive and connecting cablesDo not touch the connector pins or any components on the con-trol bo

Barracuda 18 Installation Guide, Rev. C 351. Befestigen Sie das Laufwerk mit vier 6-32-UNC-Schraubenam Gehäuse des Host-Systems. Die beiden Seiten des

36 Barracuda 18 Installation Guide, Rev. Cthe DC power connector. To connect the DC power cable tothe drive, simply insert the cable end into the driv

Barracuda 18 Installation Guide, Rev. C 37Note. Signal ground on the power control board (PCB) and thehead and disc assembly (HDA) are connected toget

2 Barracuda 18 Installation Guide, Rev. C• Turn off the power before removing or installing the DC powercable.• Do not remove any circuit boards from

38 Barracuda 18 Installation Guide, Rev. Celektromagnetische Strahlung fällt in den Zuständigkeits-bereich des Systemdesigners.5. Replace the host sys

Barracuda 18 Installation Guide, Rev. C 39Figure 6. Mounting configuration dimensionsFDAE[3]CG[1]BJ[4] LHM [6][6] NJ2J6 LEDKS [8][2]RP [5]InchesABCDEF

40 Barracuda 18 Installation Guide, Rev. CFormatting the driveWarning.Formatting a drive erases all user data. Be sure thatyou understand this princip

Barracuda 18 Installation Guide, Rev. C 41N drivesN/ND drives sectionSetting the SCSI ID jumpersUse the J6 connector to set the SCSI ID (see Figure 7)

42 Barracuda 18 Installation Guide, Rev. CN drivesTerminating the drive“N” model drives are terminated with permanently mounted ICactive terminators.

Barracuda 18 Installation Guide, Rev. C 43N drivesTerminator powerThere are four possible terminator power (TP) configurations for“N” model drives (se

44 Barracuda 18 Installation Guide, Rev. CN drivesOther applicable jumper optionsSeveral other jumper options are available as illustrated.Figure 10.

Barracuda 18 Installation Guide, Rev. C 45W/WD/LW drivesW/WD drives sectionSetting the SCSI ID jumpersUse the J6 jumper block to set the SCSI ID (Figu

46 Barracuda 18 Installation Guide, Rev. CW/WD/LW drivesFigure 12. Using J5 connector for model “W,” “WD,” and “LW” drive alternate ID select and LED

Barracuda 18 Installation Guide, Rev. C 47W drivesTerminating the drive“W” model drives are terminated with permanently mounted ICactive terminators.

Barracuda 18 Installation Guide, Rev. C 3• Follow the precautions listed above in “Electrostatic dischargeprotection.”• Do not remove any circuit boar

48 Barracuda 18 Installation Guide, Rev. CW/WD drivesTerminator powerThere are four possible terminator power (TP) configurations for“W” model drives

Barracuda 18 Installation Guide, Rev. C 49W/WD/LW drivesOther applicable jumper optionsOther option jumpers are available as illustrated in Figures 15

50 Barracuda 18 Installation Guide, Rev. CLW drivesFigure 16. Additional jumper option for “LW” drivesA jumper here forces single-ended I/O operation.

Barracuda 18 Installation Guide, Rev. C 51WC/LC drivesWC/DC drives sectionSetting the SCSI ID jumpersThe SCSI ID for “WC” and “LC” model drives is nor

52 Barracuda 18 Installation Guide, Rev. CWC drivesApplicable jumper optionsOption available for all models are selected by jumpers as illus-trated in

Barracuda 18 Installation Guide, Rev. C 53LC drivesFigure 18. Jumper options for “LC” drivesEnable parity check of SCSI bus.Disable parity check.Parit

54 Barracuda 18 Installation Guide, Rev. CLC drivesFigure 19. Additional jumper option for “LC” drivesSEDSMEWPPDRESRESRESPin 1J2J2 Jumper Plug(enlarge

4 Barracuda 18 Installation Guide, Rev. Cthrough the Seagate Safety Department to assist the subsystemdesigner.Wichtige SicherheitshinweiseVorsicht. B

Seagate Technology, Inc.920 Disc Drive, Scotts Valley, CA 95066-4544, USAPublication Number: 77767513, Rev. C, Printed in USA

Barracuda 18 Installation Guide, Rev. C 5• Treffen Sie beim Betrieb, bei der Installation oder bei derEntfernung der Einheit angemessene Sicherheitsvo

6 Barracuda 18 Installation Guide, Rev. CAls Teilkomponente ist dieses Laufwerk für die Installation undden Betrieb in Übereinstimmung mit UL 1950, EN

Barracuda 18 Installation Guide, Rev. C 7Regulatory agency complianceElectromagnetic susceptibilityAs a component assembly, the drive is not required