Dell Diagnostics - Dell XPS One A2420 Setup Manual

but incorrectly configured, you can use the
Hardware Troubleshooter to resolve the
incompatibility.
To start the Hardware Troubleshooter:
1. Click Start → Help and Support.
Type hardware troubleshooter in
2.
the search field and press <Enter> to start
the search.
In the search results, select the option that
3.
best describes the problem and follow the
remaining troubleshooting steps.

Dell Diagnostics

If you experience a problem with your
computer, perform the checks in "Lockups and
Software Problems" on page 35 and run the
Dell Diagnostics before you contact Dell for
technical assistance.
NOTE: Dell Diagnostics works only on Dell
computers.
NOTE: The Drivers and Utilities media
is optional and may not ship with your
computer.
See the System Setup section in the Service
Manual to review your computer's configuration
information, and ensure that the device that
you want to test displays in the system setup
program and is active.
Start the Dell Diagnostics from your hard drive
or from the Drivers and Utilities media.
Starting 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 cannot display a
screen image, see "Contacting Dell" on
page 53.
1. Ensure that the computer is connected to an
electrical outlet that is known to be working
properly.
2. Turn on (or restart) your computer.
Using Support Tools
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