Dell OptiPlex 3010 (Mid 2012) - Manual (Page 43)

Problem
Description BIOS may be corrupt or missing.
Troubleshooting
Steps The computer hardware is operating normally but the BIOS may be corrupt or missing.
LED
Power Button
Problem
Description A possible 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
Description Power connector not installed properly.
Troubleshooting
Steps Re-seat the 2x2 power connector from the power supply unit.
LED
Power Button
Problem
Description Possible 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
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