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Quick Reference Guide 33
yellow
green
yellow
yellow
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.
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 removed
from the computer for resource
conflicts (see your
User’s Guide
).
4
If the problem persists,
contact Dell
.
yellow
green
yellow
green
A possible graphics card failure
has occurred.
• If the computer has a graphics card,
remove the card,
reinstall it
, and then
restart the computer.
• If the problem still exists, install a
graphics card that you know works and
restart the computer.
• If the problem persists or the
computer has integrated graphics,
contact Dell
.
yellow
green
green
yellow
A possible floppy or hard drive failure
has occurred.
Reseat all power and data cables and
restart the computer.
yellow
green
green
green
A possible USB failure has occurred. Reinstall all USB devices, check cable
connections, and then restart
the computer.
Light Pattern Problem Description Suggested Resolution
= yellow
= green
= off
ABCD
ABCD
ABCD
ABCD