Dell Diagnostics - Dell Precision M90 Mode D'emploi

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U S E A V I R U S - S C A N N I N G P R O G R A M T O C H E C K T H E H A R D D R I V E
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receive pop-up advertisements, or you are having problems connecting to the Internet, your computer
might be infected with spyware. Use an anti-virus program that includes anti-spyware protection (your
program may require an upgrade) to scan the computer and remove spyware. For more information, go to
support.dell.com and search for the keyword spyware.
U N T H E E L L I A G N O S T I C S
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condition is related to a software problem.

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" on page 17 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 Dell computers.
NOTE:
The Drivers and Utilities CD is optional and may not ship with your computer.
Enter system setup, review your computer's configuration information, and ensure that the device you
want to test displays in system setup and is active.
Start the Dell Diagnostics from either your hard drive or from the Drivers and Utilities CD (also known
as the ResourceCD).
Starting the Dell Diagnostics From Your Hard Drive
1 Turn on (or restart) your computer.
When the DELL™ logo appears, press <F12> immediately. Select Diagnostics from the boot
a
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
Press and hold the <Fn> key while powering the system on.
b
NOTE:
If you see a message stating that no diagnostics utility partition has been found, run the Dell
Diagnostics from the Drivers and Utilities CD.
2 See "Contacting Dell" in your User's Guide.
If you are experiencing slow computer performance, you frequently
—
See "Dell Diagnostics" on page 19. If all tests run successfully, the error
—
®
desktop. Then shut down your computer and try again.
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