48 Setup and Quick Reference Guide
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System Messages
If an error occurs during start-up, a message may be reported on the
monitor identifying the problem. If a system message is displayed, look it up
under "System Messages" in the User’s Guide for suggestions on resolving
any problems. The system messages are listed alphabetically.
green
yellow
yellow
green
Possible system board resource and/or hardware failure.
green
yellow
green
green
Possible system board resource and/or hardware failure.
green
green
yellow
yellow
Possible expansion card failure or conflict.
yellow
green
green
green
Possible USB failure.
green
green
green
green
Normal operating condition after POST.
Diagnostic Light Codes During POST (continued)
Light Pattern Cause
= yellow
= green
= off
A
B
C
D
A
B
C
D
A
B
C
D
A
B
C
D
A
B
C
D