BARRACUDA 2, 2HPDisc DriveST12450W/WDInstallation Guide
8 ST12450W/WD Installation Guide, Rev. B• Befolgen Sie die oben unter “Electrostatic DischargeProtection” angegebenen Sicherheitsmaßnahmen.• Nehmen Si
ST12450W/WD Installation Guide, Rev. B 9geltenden Standards zu gewährleisten. Zu den typischenAnwendungen dieser Festplattenwerke zählenSystemeinbau d
10 ST12450W/WD Installation Guide, Rev. BTechnical support servicesSeagate Technology provides technical support litera-ture and diagnostic utilities
ST12450W/WD Installation Guide, Rev. B 11SeaTDD: (408) 438-5382TDD is a telecommunication device for the deaf wheretwo people can communicate using a
12 ST12450W/WD Installation Guide, Rev. BGeneral descriptionBarracuda 2, 2HP SCSI disc drives are high-speed,random-access data storage devices. Two-h
SCSI I/OConnectorDC PowerConnectorJ4J01J5Figure 1. Barracuda 2, 2HP disc driveST12450W/WD Installation Guide, Rev. B 13
14 ST12450W/WD Installation Guide, Rev. BCharacteristics ST12450W/WDInterface Fast & Wide SCSI-21Cache typeMulti-segmented 1,024 KbytesCapacityUnf
ST12450W/WD Installation Guide, Rev. B 15DC power requirementsSingle-ended Differential+++++5V+++++12V+++++5V+++++12VVoltage regulation5±±±±± 5%±±±±±
16 ST12450W/WD Installation Guide, Rev. B2A –10% tolerance is permissible during initial start of thespindle but must return to ±5% before reaching 7,
ST12450W/WD Installation Guide, Rev. B 1711No terminator power. See Section 11.7.3.4 in the Barra-cuda 2, 2HP Product Manual.12Seeking is defined as a
ContentsPreface ... 1Electrostatic discharge protection... 1Imp
18 ST12450W/WD Installation Guide, Rev. BSetting the SCSI ID jumpersEach device on the SCSI chain must have a unique SCSIID. The host system’s SCSI co
ST12450W/WD Installation Guide, Rev. B 19DC PowerConnectorSCSI I/OConnectorSCSI ID = 8SCSI ID = 9SCSI ID = 10SCSI ID = 11SCSI ID = 12SCSI ID = 13SCS
20 ST12450W/WD Installation Guide, Rev. BTerminating the driveIf you are installing a Barracuda 2, 2HP drive in a systemthat has other SCSI devices in
ST12450W/WD Installation Guide, Rev. B 21ST12450W (single-ended) drives are terminated withpermanently mounted active IC terminators. If you installan
22 ST12450W/WD Installation Guide, Rev. BTerminator powerST12450W drives may be configured in four differentways (see Figure 5); however, you usually
ST12450W/WD Installation Guide, Rev. B 23Changing other applicable jumper optionsBarracuda 2, 2HP drives are designed for use in a varietyof systems.
24 ST12450W/WD Installation Guide, Rev. BFigure 6b. Additional jumper optionsJ4EDTRESPARReserved for future use.Reserved (RES)Enable motor start. This
ST12450W/WD Installation Guide, Rev. B 25Synchronizing spindlesin multiple drive configurationsIf you are installing two or more Barracuda drives, you
26 ST12450W/WD Installation Guide, Rev. BFigure 8 illustrates a typical synchronized spindleconfiguration.After connecting each drive with spindle syn
ST12450W/WD Installation Guide, Rev. B 27Providing adequate coolingThe enclosure design must ensure adequate coolingfor the drive. The maximum ambient
ST12450W/WD Installation Guide, Rev. B 1PrefaceThis manual contains information for users of theSeagate® ST12450W/WD Barracuda™ SCSI discdrives. It p
28 ST12450W/WD Installation Guide, Rev. BKühlung des SystemsDie Gehäusekonstruktion muß eine ausreichendeKühlung des Laufwerkes gewährleisten. DieUmge
ST12450W/WD Installation Guide, Rev. B 29Figure 9. Suggested air flowAbbildung 9. Empfohlener LuftstromverlaufAbove unitÜber der EinheitUnder unitUn
30 ST12450W/WD Installation Guide, Rev. BMounting the drive and connecting cablesDo not touch the connector pins or any components onthe control board
ST12450W/WD Installation Guide, Rev. B 31Installation des Laufwerkesund Anschluß der KabelBeachten Sie beim Handhaben und Anfassen derAnschlußstifte u
32 ST12450W/WD Installation Guide, Rev. B2. Verify that all connections between the drive and thehost system are correctly installed.2. Prüfen Sie, ob
ST12450W/WD Installation Guide, Rev. B 33oder gedrückt werden und es darf den Luftstrom zurKühlung des Systems nicht behindern.Das Laufwerk wird über
34 ST12450W/WD Installation Guide, Rev. BNote. Signal ground on the power control board (PCB)and the head and disc assembly (HDA) are con-nected toget
ST12450W/WD Installation Guide, Rev. B 35Systemgehäuse nicht an die HDA/PCB-Erdunganschließen wollen, müssen Sie das Laufwerkauf nichtleitende Weise (
36 ST12450W/WD Installation Guide, Rev. BFormatting the driveWarning. Formatting a drive erases all user data. Besure that you understand this princip
2 ST12450W/WD Installation Guide, Rev. B• Ground yourself to the drive whenever the drive elec-tronics are or will be exposed. Connect yourself togrou
Seagate Technology, Inc.920 Disc Drive, Scotts Valley, CA 95066-4544, USAPublication Number: 83328890, Rev. B, Printed in USA
ST12450W/WD Installation Guide, Rev. B 3read and followed to minimize or eliminate the risk ofpersonal injury. The warnings point out conditions orpra
4 ST12450W/WD Installation Guide, Rev. B• Ensure that the internal temperature of the rack orcabinet does not exceed the limits defined for the drivew
ST12450W/WD Installation Guide, Rev. B 5dards. Typical applications of these disc drives includecustomer packaging and subsystem design. Safetyagencie
6 ST12450W/WD Installation Guide, Rev. Bvorgenommen werden. Wir empfehlen die Verfahren indiesem Handbuch als effektive Methoden zurWartung und Repara
ST12450W/WD Installation Guide, Rev. B 7persönliche Sicherheit noch die Leistung der Einheitgefährdet.Beachten Sie in jedem Fall die folgenden Warn-un
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