Running The Dell Diagnostics - Dell Latitude D800 Guide D'information

Running the Dell Diagnostics

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 "Getting Help" in your
User's Guide for the appropriate contact information).
Shut down the computer.
1
If the computer is connected to a docking device (docked), undock it.
2
See the documentation that came with your docking device for instructions.
Connect the computer to an electrical outlet.
3
NOTE: If you cannot see anything on your display, you can hold down the mute button and press
the power button (instead of F12) to begin the Dell Diagnostics. You do not need to highlight
Diagnostics and press
Assessment.
Turn on the computer. When the DELL™ logo appears, press
4
you wait too long and the Microsoft
you see the Windows desktop. Then shut down your computer and try again.
When the boot device list appears, highlight Diagnostics and press
5
The computer begins to run the Pre-boot System Assessment, a series of embedded
diagnostics that perform initial testing on your system board, keyboard, hard drive, and
display.
• During the assessment, answer any questions that appear.
• If a component failure is detected, the computer stops and beeps. To stop the
assessment and reboot to the operating system, press
next test, press
• If failures are detected during the Pre-boot System Assessment, write down the
error code(s) and contact Dell (see "Getting Help" in your User's Guide for the
appropriate contact information) before continuing on to the Dell Diagnostics.
• If you receive a message stating that no Diagnostics utility partition has been
found, follow the instructions on the screen to run the Dell Diagnostics from your
Drivers and Utilities CD.
If the Pre-boot System Assessment completes successfully, you receive the message
Booting Dell Diagnostic Utility Partition. Press any key to
continue
.
. The computer automatically runs the Pre-boot System
® ®
Windows
; to retest the component that failed, press
immediately. If
logo appears, continue to wait until
; to continue to the
Sy s tem I nf o r m a ti on G u id e
.
.
25