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Troubleshooting Symptom Charts/Hard Drive - 17
Hard Drive
Single internal hard
drive does not
operate; drive
doesn’t spin
1 Replace hard drive. If problem resolved, reinstall SCSI
device driver and system software.
2 Replace power supply.
No internal SCSI
drives operate
1 Verify there are no duplicate SCSI device addresses.
2 Disconnect external SCSI devices and check for proper
termination. Only last device in SCSI chain should be
terminated.
3 Replace SCSI data cable.
4 Replace power supply.
5 Replace logic board. Retain customer's DIMMs.