Troubleshooting 139
12
Troubleshooting
Dell Diagnostics
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions in the
Product Information Guide
.
When to Use the Dell Diagnostics
If you experience a problem with your computer, perform the checks in
Lockups and Software Problems (see "Lockups and Software Problems" on
page 149 ) and run the Dell Diagnostics before you contact Dell for technical
assistance.
It is recommended that you print these procedures before you begin.
NOTICE: The Dell Diagnostics works only on Dellâ„¢ computers.
NOTE: The Drivers and Utilities media is optional and may not ship with your
computer.
Start the Dell Diagnostics from your hard drive or from the Drivers and
Utilities media.
Starting the Dell Diagnostics From Your Hard Drive
The Dell Diagnostics is located on a hidden diagnostic utility partition on
your hard drive.
NOTE: If your computer does not display a screen image, see
"Contacting Dell
"
on page 263
.
NOTE: If the computer is connected to a docking device (docked), undock it. See
the documentation that came with your docking device for instructions.
1
Ensure that the computer is connected to an electrical outlet that is
known to be working properly.
book.book Page 139 Tuesday, August 28, 2007 10:20 AM
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