Seagate ST34520N/W/WC/LW/LC, ST39140N/W/WC/LW/LC manual Multiple-drive connection to host adapter

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Medalist Pro Installation Guide, Rev. B

“W” Model

Drive

SCSI ID X (or last drive) [2]

SCSI ID 1

SCSI ID 0

“LW” Model

Drive

[1]

[3]

Additional

SCSI devices

Pin 1

(check your

adapter for Pin 1 location)

SCSI ID 7

Host

Adapter

PCB

[1]Do not mix “W” and “LW” model drives on the daisy chain.

[2]“X” means up to 15 or the maximum allowable number of devices on the SCSI bus. See Table 4a and system documentation.

[3]External terminator may not be furnished with drive.

Figure 3d. Multiple-drive connection to host adapter

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Contents ST39140N/W/WC/LW/LC Contents Handling precautions PrefaceElectrostatic discharge protection Important safety information and precautions Medalist Pro Installation Guide, Rev. B Wichtige Sicherheitshinweise Medalist Pro Installation Guide, Rev. B Page Electromagnetic compliance Regulatory agency complianceElectromagnetic susceptibility Electromagnetic compliance for the European Union Australian C-TickSeagate Technology support services Presales Support Customer Service CSO European Support Services Africa/Middle East Support Services SeaFAX General description Drive characteristics RPMDCX DC power requirements Amps for LW/LC Models ST39140 ST34520Medalist Pro Installation Guide, Rev. B Dimensions of the drive General information Drive modelsScsi ID jumpers Drive termination Terminator power Circuits and data path widthsInterconnect characteristics for single-ended I/O circuits Interconnect characteristics for LVD I/O circuits Fifty pin I/O connection to drive Multiple drive connection to host adapter Multiple-drive connection to host adapter Medalist Pro Installation Guide, Rev. B Providing adequate cooling Kühlung des Systems Suggested air flow Abbildung 4. Empfohlener Luftstromverlauf Mounting the drive and connecting cables Installation des Laufwerkes und Anschluß der KabelMedalist Pro Installation Guide, Rev. B DC power connector Abbildung 5. Gleichstromanschluß Hinweis Page Mounting configuration dimensions Formatting the drive Quick reference desktop system notesSetting the Scsi ID jumpers Setting the Scsi ID on model N drivesTerminating the drive Terminating the driveSetting terminator power jumpers Other applicable jumper options Additional jumper optionsLW drives Host Alternate Enable Scsi terminator Disable Scsi terminator Model only Terminator power Additional jumper options for W/LW drives Additional jumper option for LW drives WC/LC drives Applicable jumper options Jumper optionsLC drives Additional jumper options for LC drives Page