
Troubleshooting operational problems 15-13
Administration problems
Standard 1.0 Option 11 EC Installation and Maintenance Guide November 1999
3 Ensure that the power supply is functioning correctly
by examining the status of the LEDs as described in
“Power supply description” on page 5-3.
4 Verify that all SCSI cable connections are secure.
5 Ensure that the disk drives are securely seated in
their correct MSU slot.
6 Replace the tape unit.
7 If the backup was unsuccessful, substitute a
replacement tape drive or disk drive, and attempt the
backup again.
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