Dell 390 Personal Computer User Manual


 
add the peripheral cards back one by one until you find
the bad one.
LED
Power Button
Problem DescriptionPower connector not installed properly.
Troubleshooting StepsRe-seat the 2x2 power connector from the power
supply unit.
LED
Power Button
Problem DescriptionPossible peripheral card or system board failure has
occurred.
Troubleshooting
Steps
Remove all peripheral cards from the PCI and PCI-E
slots and re-start the computer. If the computer boots,
add the peripheral cards back one by one until you find
the bad one.
LED
Power Button
Problem DescriptionA possible system board failure has occurred.
Troubleshooting
Steps
Disconnect all internal and external peripherals,
and re-start the computer. If the computer boots,
add the peripheral cards back one by one until you
find the bad one.
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