Dell PRECISION 530 - Manual (Page 200)

200 Solving Problems
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D i a g n o s t i c L i g h t C o d e s D u r i n g P O S T
Light Pattern Cause Action
Possible BIOS failure, and the computer is in
the recovery mode.
Run the BIOS Recovery Utility , and restart the
computer to retest.
If the problem is still not resolved, perform the
procedure in " Reset Corrupted BIOS Settings ."
Possible microprocessor failure. Perform the procedure in " Microprocessor
Problems ."
Possible memory failure. Perform the procedure in " System Memory
Problems ."
Possible expansion card failure or conflict. Perform the procedure in " Expansion-Card
Problems " and see " Hardware Conflicts ."
Possible video card failure. Reseat the video card, and restart the computer
to retest. For instructions on removing and
installing an expansion card, see " Removing an
Expansion Card ."
If the problem is not resolved, perform the
procedure in " Expansion-Card Problems ."
If the problem is still not resolved, contact Dell
for technical assistance.
Possible diskette drive or hard drive failure. Perform the procedures in " Diskette Drive
Problems " and " Hard Drive Problems ."
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