Dell Vostro A840 Setup and Quick Reference Guide  - Page 42

Dell Diagnostics, When to Use the Dell Diagnostics, Starting the Dell Diagnostics From Your - review

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Troubleshooting Dell Diagnostics CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. When to Use the Dell Diagnostics If you experience a problem with your computer, perform the checks in Lockups and Software Problems (see "Lockups and Software Problems" on page 47) 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 Dell Drivers and Utilities media is optional and may not ship with your computer. 42 See your Service Manual at support.dell.com 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 Dell Drivers and Utilities media. Starting the Dell Diagnostics From Your Hard Drive NOTE: If your computer cannot display a screen image, see "Contacting Dell" on page 69. 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. 3 When the DELL™ logo appears, press immediately. Select Diagnostics from the start menu and press .

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Troubleshooting
42
Dell Diagnostics
CAUTION:
Before working inside your
computer, read the safety information that
shipped with your computer. For additional
safety best practices information, see the
Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
When to Use the Dell Diagnostics
If you experience a problem with your computer,
perform the checks in Lockups and Software
Problems (see "Lockups and Software Problems" on
page 47) 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 Dell
Drivers and Utilities
media
is
optional and may not ship with your
computer.
See your
Service Manual
at
support.dell.com
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 Dell
Drivers and Utilities
media.
Starting the Dell Diagnostics From Your
Hard Drive
NOTE:
If your computer cannot display
a screen image, see
"Contacting Dell" on
page 69
.
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.
3
When the DELL™ logo appears, press <F12>
immediately. Select
Diagnostics
from the
start menu and press <Enter>.