Dell Inspiron N4010, Setup Manual

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56
Using Support Tools
Dell Diagnostics
If you experience a problem with your
computer, perform the checks in “Lockups and
Software Problems” on page 49 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 disc
is optional and may not ship with your
computer.
Ensure that the device that you want to test
displays in the system setup program and is
active. Press <F2> during POST (Power On Self
Test) to enter the System Setup (BIOS) utility.
Start the Dell Diagnostics from your hard drive
or from the Drivers and Utilities disc.
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 75).
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>. 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.