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Troubleshooting Symptom Charts/System - 6
Clicking, chirping,
or thumping
1 Remove all PCI cards and test the unit. If problem does not
occur with cards removed, begin replacing them one at a
time to determine which card is causing the problem.
Replace problem card with known-good card.
2 Remove hard drive. If problem no longer occurs, replace
hard drive with a known-good drive.
3 Replace power supply.
4 Replace logic board. Retain customer's DIMMs.
5 Replace floppy drive cable.
6 Replace floppy drive.