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Dell OptiPlex 745c (Early 2007) User Manual

Page 26

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26

Quick Reference Guide

A possible graphics card failure has occurred.

• If the computer has a graphics card,

remove the card, reinstall it, and then
restart the computer.

• If the problem still exists, install a

graphics card that you know works and
restart the computer.

• If the problem persists or the computer

has integrated graphics, contact Dell.
For information on contacting Dell, see
your online

User’s Guide.

A possible floppy or hard drive failure has
occurred.

Reseat all power and data cables and
restart the computer.

A possible USB failure has occurred.

Reinstall all USB devices, check cable
connections, and then restart the
computer.

No memory modules are detected.

• If you have one memory module

installed, reinstall it and restart the
computer. For information on
reinstalling memory modules, see your
online

User’s Guide.

• If you have two or more memory

modules installed, remove the modules,
reinstall one module, and then restart
the computer. If the computer starts
normally, reinstall an additional module.
Continue until you have identified a
faulty module or reinstalled all modules
without error.

• If available, install properly working

memory of the same type into your
computer.

• If the problem persists, contact Dell. For

information on contacting Dell, see your
online

User’s Guide.

Light Pattern

Problem Description

Suggested Resolution

book.book Page 26 Wednesday, March 14, 2007 11:21 AM