Error Messages; Diagnostic Lights - Dell Precision Workstation 380 Guía De Referencia Rápida

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Code
Cause
3-4-2
Screen retrace failure
3-4-3
Search for video ROM failure
4-2-1
No timer tick
4-2-2
Shutdown failure
4-2-3
Gate A20 failure
4-2-4
Unexpected interrupt in protected mode
4-3-1
Memory failure above address 0FFFFh
4-3-3
Timer-chip counter 2 failure
4-3-4
Time-of-day clock stopped
4-4-1
Serial or parallel port test failure
4-4-2
Failure to decompress code to shadowed memory
4-4-3
Math-coprocessor test failure
4-4-4
Cache test failure

Error Messages

NOTE:
If the message is not listed, see the documentation for either the operating system or the program
that was running when the message appeared.
If an error occurs during start-up, a message may be displayed on the monitor identifying the
problem. See "Error Messages" in the User's Guide for suggestions on resolving any problems.

Diagnostic Lights

CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product Information Guide.
To help you troubleshoot a problem, your computer has four lights labeled "1," "2," "3," and "4" on
the front. The lights can be off or green. When the computer starts normally, the lights flash. After
the computer starts, all four lights display solid green briefly and then turn off to indicate normal
operation. If the computer malfunctions, the pattern of the lights identify the problem.
Light Pattern
Problem Description
The computer is in a normal off
condition or a possible pre-BIOS failure
has occurred.
NOTE:
a short time if the computer is in a normal
operating condition after POST.
The diagnostic lights turn off after
Suggested Resolution
Plug the computer into a working
electrical outlet and press the power
button.
Quick Reference Guide
37

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