Dell Precision 340 Setup and Quick Reference Guide - Page 48

User's Guide, for suggestions on resolving

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www.dell.com | support.dell.com 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 (continued) Light Pattern A B C D A B C D A B C D A B C D A B C D = yellow = green = off Cause green Possible system board resource and/or hardware failure. yellow yellow green green Possible system board resource and/or hardware failure. yellow green green green Possible expansion card failure or conflict. green yellow yellow yellow Possible USB failure. green green green green Normal operating condition after POST. green green green 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. 48 Setup and Quick Re ference Guide

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48
Setup and Quick Reference Guide
www.dell.com | support.dell.com
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