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Using Support Tools
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, contact Dell (see
“Contacting Dell” on page 74).
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 DELL3.
™
logo appears, press <F12>
immediately. Select Diagnostics from the
boot menu and press <Enter>. This may
invoke the Pre‑Boot System Assessment
(PSA) on your computer.
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.
NOTE: If you see a message stating that no
diagnostics utility partition has been found,
run the Dell Diagnostics from the
Drivers
and Utilities
disc.
If PSA is invoked:
The PSA will start running tests.a.
If the PSA completes successfully, the b.
following message is displayed: “No
problems have been found
with this system so far.
Do you want to run the
remaining memory tests? This
will take about 30 minutes
or more. Do you want to
continue? (Recommended).”