Seagate BARRACUDA 2LP ST31250W/WD/WC/DC Guía de instalación

BARRACUDA 2LPDisc DriveST31250N/NDST31250W/WD/WC/DCST32550N/NDST32550W/WD/WC/DCInstallation Guide

• Befolgen Sie die oben unter “Electrostatic DischargeProtection” angegebenen Sicherheitsmaßnahmen.• Nehmen Sie keine Platinen aus dem Laufwerkgehäuse

geltenden Standards zu gewährleisten. Zu den typischenAnwendungen dieser Festplattenwerke zählenSystemeinbau durch den Kunden und die Konstruktionvon

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Barracuda 2LP Installation Guide, Rev. E 13Figure 1. Barracuda 2LP disc drive (N/ND model shown)SCSI I/OConnectorDC Power ConnectorGeneral descriptio

14 Barracuda 2LP Installation Guide, Rev. ECharacteristics ST31250 ST32550Interface Fast SCSI-21Fast SCSI-21CapacityUnformatted 1,205.3 Mbytes 2,541.3

Barracuda 2LP Installation Guide, Rev. E 151Can also be operated according to SCSI-1 protocol.2Standard factory units are formatted as follows:512 dat

16 Barracuda 2LP Installation Guide, Rev. EDC power requirementsSingle-ended Differential+++++5V11+++++12V+++++5V11+++++12VVoltage regulation5±±±±± 5%

Barracuda 2LP Installation Guide, Rev. E 171Measured with an average reading DC ammeter. Instanta-neous +12V current peaks will exceed these values.2A

ContentsPreface ... 1Electrostatic discharge protection ... 1Im

18 Barracuda 2LP Installation Guide, Rev. E11No terminator power. See Section 11.7.3.4 in the Barra-cuda 2LP Product Manual.12All power-saving feature

Barracuda 2LP Installation Guide, Rev. E 19Initial setup informationThe general information beginning on this page applies toall of the Barracuda 2LP

20 Barracuda 2LP Installation Guide, Rev. E*This mounting procedure does not apply to WC or DCmodel drives. To mount a WC or DC drive, plug the drivei

Barracuda 2LP Installation Guide, Rev. E 21Also check your system or controller user’s manual toensure that you have not violated its SCSI ID numberin

22 Barracuda 2LP Installation Guide, Rev. EFor information about how to terminate your drive, referto the appropriate drive-specific section.Terminat

Barracuda 2LP Installation Guide, Rev. E 23Providing adequate coolingThe enclosure design must ensure adequate cooling forthe drive. The maximum ambie

24 Barracuda 2LP Installation Guide, Rev. EKühlung des SystemsDie Gehäusekonstruktion muß eine ausreichendeKühlung des Laufwerkes gewährleisten. DieUm

Barracuda 2LP Installation Guide, Rev. E 25Figure 3. Suggested air flowAbbildung 3. Empfohlener LuftstromverlaufAbove unitÜber der EinheitUnder unit

26 Barracuda 2LP Installation Guide, Rev. EMounting the drive and connecting cablesDo not touch the connector pins or any components onthe control boa

Barracuda 2LP Installation Guide, Rev. E 27Installation des Laufwerkesund Anschluß der KabelBeachten Sie beim Handhaben und Anfassen derAnschlußstifte

Barracuda 2LP Installation Guide, Rev. E 1PrefaceThis manual contains information for users of theSeagate® ST31250 and ST32550 Barracuda™ 2LP SCSIdisc

28 Barracuda 2LP Installation Guide, Rev. E2. Verify that all connections between the drive and thehost system are correctly installed.2. Prüfen Sie,

Barracuda 2LP Installation Guide, Rev. E 29Das Laufwerk wird über einen 4-poligen, neben demSCSI-Anschluß befestigten Steckverbinder mitGleichstrom ve

30 Barracuda 2LP Installation Guide, Rev. ENote. Signal ground on the power control board (PCB)and the head and disc assembly (HDA) are con-nected tog

Barracuda 2LP Installation Guide, Rev. E 31Systemgehäuse nicht an die HDA/PCB-Erdunganschließen wollen, müssen Sie das Laufwerk aufnichtleitende Weise

32 Barracuda 2LP Installation Guide, Rev. EEnabling write cacheWrite caching is a feature that allows the drive to transferwrite data to its own cache

Barracuda 2LP Installation Guide, Rev. E 33Figure 5. Setting the SCSI IDJ4SCSI ID = 1SCSI ID = 2SCSI ID = 3SCSI ID = 4SCSI ID = 5SCSI ID = 6SCSI ID =

Figure 6. Terminating the drive34 Barracuda 2LP Installation Guide, Rev. EJ2Pin 1Pin 1Pin 6J1Pin 1Pin 2Pin 6Disable SCSI terminatorEnable SCSI termi

Terminator powerThere are four possible terminator power configurationsfor ST31250N and ST32550N drives (see Figure 7). Youwill not normally need to c

36 Barracuda 2LP Installation Guide, Rev. EN/ND drivesSynchronizing spindlesUse pins 5 and 6 on the J4 connector to attach the spindlesync cable. See

N/ND drivesOther applicable jumper optionsSeveral other jumper options are available as illustrated.J2J4Remote LED connector*J4Pin 1Pin 1ReservedGND

2 Barracuda 2LP Installation Guide, Rev. E• Ground yourself to the drive whenever the drive elec-tronics are or will be exposed. Connect yourself togr

38 Barracuda 2LP Installation Guide, Rev. EW/WD drivesSetting the SCSI ID jumpersUse the J5 connector to set the SCSI ID (Figure 10). Tochange the SCS

W/WD drivesTerminating the driveST31250W and ST32550W drives are terminated withpermanently mounted IC active terminators. If you installone of these

40 Barracuda 2LP Installation Guide, Rev. EW/WD drivesTerminator powerThere are four possible terminator power configurationsfor ST31250W and ST32550W

Barracuda 2LP Installation Guide, Rev. E 41W/WD drivesSynchronizing spindlesUse pins 11 and 12 on the J5 connector to attach thespindle sync cable. Se

42 Barracuda 2LP Installation Guide, Rev. EW/WD drivesOther applicable jumper optionsOther option jumpers are available as illustrated below.J2Pin 1En

J2J4J4Pin 1Pin 1(front view of J4)Pin 2Pin 1SCSI ID = 0Fault LED pin (+)SCSI ID = 1Vendor UniqueSCSI ID = 2SSREF (+)SCSI ID = 3Unit Active LED pin (+)

44 Barracuda 2LP Installation Guide, Rev. EWC/DC drivesSetting the SCSI ID jumpersThe SCSI ID for WC drives is normally set over the SCSIbus by the ho

Barracuda 2LP Installation Guide, Rev. E 45WC/DC drivesApplicable jumper optionsOption jumpers are available as illustrated below.J2Pin 1Enable parity

46 Barracuda 2LP Installation Guide, Rev. EFigure 15b. Additional jumper optionsJ2J4J4Pin 1Pin 1(front view of J4)Pin 2Pin 1SCSI ID = 0Fault LED pin (

Barracuda 2LP Installation Guide, Rev. E 3The procedures in this manual and labels on the unitcontain warnings and cautions that must be carefullyread

Seagate Technology, Inc.920 Disc Drive, Scotts Valley, CA 95066-4544, USAPublication Number: 83328920, Rev. E, Printed in USA

• Ensure that the internal temperature of the rack orcabinet does not exceed the limits defined for the drivewhen the drive is mounted in an equipment

Typical applications of these disc drives include cus-tomer packaging and subsystem design. Safety agen-cies conditionally certify component assemblie

werden. Wir empfehlen die Verfahren in diesem Handbuchals effektive Methoden zur Wartung und Reparatur derEinheit. Einige Verfahren erfordern Spezialw

persönliche Sicherheit noch die Leistung der Einheitgefährdet.Beachten Sie in jedem Fall die folgenden Warn-undVorsichtshinweise:• Führen Sie alle War