Dell Studio Desktop D540 (Late 2008) - Manual (Page 33)

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Using Support Tools
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 26 and run the
Dell Diagnostics before you contact Dell for
technical assistance.
It is recommended that you print these
procedures before you begin.
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 43.
Ensure that the computer is connected to an 1.
electrical outlet that is known to be working
properly.
Turn on (or restart) your computer.
2.
When the DELL 3. ™ logo appears, press <F12>
immediately. Select Diagnostics from the
boot menu and press <Enter>.
NOTE: If you wait too long and the operating
system logo appears, continue to wait until
you see the Microsoft ® Windows ® desktop;
then, shut down your computer and try again.