Quick Reference Guide
31
Diagnostic Light Codes During POST
yellow
off
yellow
off
A processor and/or VRM
mismatch exists.
Perform the procedure in "Processor Problems" in the
User’s Guide
.
green
yellow
yellow
off
A possible VRM 0 failure
has occurred.
Contact Dell for technical assistance.
yellow
green
yellow
green
A possible VRM 1 failure
has occurred.
Perform the procedure in "Processor Problems" in the
User’s Guide
.
green
green
yellow
off
A possible VRM 0 and VRM 1
failure has occurred.
Contact Dell for technical assistance.
Light Pattern
Problem Description
Suggested Resolution
= yellow
= green
= off
A B C D
A B C D
A B C D
A B C D
Light Pattern
Problem Description
Suggested Resolution
yellow
yellow
green
yellow
A possible processor failure has occurred. Reinstall the processor and restart
the computer.
A B C D
= yellow
= green
= off
Summary of Contents for Precision T3912
Page 4: ...4 Contents ...
Page 40: ...40 Quick Reference Guide w w w d e l l c o m s u p p o r t d e l l c o m ...
Page 46: ...46 目录 ...
Page 55: ...快速参考指南 55 注 如果您的计算机已 安装声卡 请将扬声器 连接至此卡 4 连接扬声器 LINE OUT 5 连接电源电缆 然后开启计算机和显示器的电源 ...
Page 59: ...快速参考指南 59 注 如果您的计算机已安装声卡 请将扬声器连接至此卡 4 连接扬声器 LINE OUT 5 连接电源电缆 然后开启计算机和显示器的电源 ...
Page 86: ...86 目次 ...
Page 120: ...120 クイックリファレンスガイド w w w d e l l c o m s u p p o r t d e l l c o m ...
