Dell Latitude D400 Information Manual page 24

Connect the computer to an electrical outlet.
3
NOTE: If you do not see anything on your display, hold down the mute button and press the
power button (instead of
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.
•
•
•
•
If the Pre-boot System Assessment completes successfully, you receive the message
Booting Dell Diagnostic Utility Partition. Press any key to
continue
Press any key to start the Dell Diagnostics from the Diagnostics utility partition on
6
your hard drive.
After the Dell Diagnostics loads and the Main Menu screen appears, click the button
7
for the option you want.
NOTE: The Service Tag for your computer is located in the title bar of each screen.
22
S y s t e m I n fo r ma t i o n Gu i d e
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 ; to retest the component that failed, press
If failures are detected during the Pre-boot System Assessment, write down the
error code(s) and contact Dell 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.
.
) to begin the Dell Diagnostics. You do not need to highlight
. The computer automatically runs the Pre-boot System
® ®
Windows logo appears, continue to wait until
immediately. If
.
; to continue to the
.