Dell 390 Personal Computer User Manual


 
If the problem persists, the system board is faulty.
LED
Power Button
Problem DescriptionA possible coin cell battery failure has occurred.
Troubleshooting StepsRemove the coin cell battery for one minute, reinstall
the battery, and restart.
LED
Power Button
Problem DescriptionA possible processor failure has occurred.
Troubleshooting StepsRe-seat the processor.
LED
Power Button
Problem DescriptionMemory modules are detected, but a memory failure has
occurred.
Troubleshooting
Steps
If two or more memory modules are installed,
remove the modules, then re-install one module and
re-start the computer. If the computer starts
normally, continue to install additional memory
modules (one at a time) until you have identified a
faulty module or reinstalled all modules without
error.
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