Dell Precision U3525, Краткое руководство пользователя, Страница: 32 / 204

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Quick Reference Guide
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Light Pattern Problem Description Suggested Resolution
A possible BIOS failure has occurred; the
computer is in the recovery mode. Run the BIOS Recovery utility, wait for
recovery completion, and then restart
the computer.
A possible processor failure has occurred. Reinstall the processor and restart the
computer. For more information on
reinstalling the processor, see your
User’s Guide .
Memory modules are detected, but
a memory failure has occurred.
1
Reseat the memory modules.
2
Restart the computer.
3
Run the Dell Diagnostics.
4
If the problem persists, contact Dell.
A possible expansion card failure has
occurred.
1
Determine if a conflict exists by
removing a card (not the graphics
card) and then restarting the
computer. For more information
on removing a card, see your
User’s
Guide .
2
If the problem persists, reinstall the
card that you removed, remove a
different card, and then restart the
computer.
3
Repeat this process for each card.
If the computer starts normally,
troubleshoot the last card you
removed for resource conflicts (see
"Resolving Software and Hardware
Incompatibilities").
4
If the problem persists, contact Dell.
For more information on contacting
Dell, see your
User’s Guide .
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