Dell OptiPlex GX400 User Manual download pdf (Page 21)

Solving Problems

Dell provides a number of tools to help you if your system does not perform

as expeeted. For the latest troubleshooting information available for your

system, see the Dell support website at support.dell.com. You ean also find

deseriptions of Dell troubleshooting tools in the seetion titled “Getting

Help” in your online User’s Guide.

If eomputer problems oeeur that require help from Dell, write a detailed

deseription of the error, beep eodes, or diagnosties light patterns; reeord

your Express Serviee Code and Serviee Tag Number below; and then

eontaet Dell from the same loeation as your eomputer.

See “Finding Information and Assistanee” on page 5 for an example of the

express serviee eode and serviee tag numbers.

Express Serviee Code:

___________________________

Serviee Tag Number: ___________________________

Your eomputer ineludes the following tools that ean help you solve a

problem:

D ELL Diagnostics— The Dell Diagnostics test various components in your

computer and help to identify the cause of computer problems. For more

information, see

"Running the Dell Diagnostics" on page 22.

S YSTEM Lights— Located on the front of the computer, these lights can help

troubleshoot a computer problem. For more information, see your User’s Guide.

D IAGNOSTIC Lights— Located on the back of the computer, these lights can

help troubleshoot a computer problem. For more information, see your User’s

Guide.

S YSTEM Messages— The computer reports these messages to warn you of

current or possible failure. For more information, see your User’s Guide.

B EEP Codes— A series of audible beep codes emitted by your computer can

help identify a problem. For more information, see your User’s Guide.

20 I Setup and Quick Reference Guide

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Dell OptiPlex GX400 User Manual Page 21