Dell 120L Laptop User Manual

Quick Reference Guide 19
Press and hold the <Fn> key while starting the computer.
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.
The computer runs the Pre-boot System Assessment, a series of initial tests of your system board,
keyboard, hard drive, and display.
During the assessment, answer any questions that appear.
If a failure is detected, the computer stops and beeps. To stop the assessment and restart the
computer, press <Esc>; to continue to the next test, press <y>; to retest the component that
failed, press <r>.
If failures are detected during the Pre-boot System Assessment, write down the error code(s) and
contact Dell (see "Contacting Dell" in your
User’s Guide
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 your hard drive.
Starting the Dell Diagnostics From the Drivers and Utilities CD
Insert the
Drivers and Utilities
Shut down and restart the computer.
When the DELL logo appears, press <F12> immediately.
If you wait too long and the Windows logo appears, continue to wait until you see the Windows
desktop. Then shut down your computer and try again.
NOTE: The next steps change the boot sequence for one time only. On the next start-up, the computer boots
according to the devices specified in the system setup program.
When the boot device list appears, highlight
and press <Enter>.
Select the
Boot from CD-ROM
option from the menu that appears and press <Enter>.
Ty p e
to start the menu and press <Enter> to proceed.
Run the 32 Bit Dell Diagnostics
from the numbered list. If multiple versions are listed, select
the version appropriate for your computer.
When the Dell Diagnostics
Main Menu
appears, select the test you want to run.