Starting the Dell Diagnostics From Your Hard Drive
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.
Shut down the computer.
Turn on the computer. When the DELL™ logo appears, press <F12> immediately.
If you wait too long and the operating system logo appears, continue to wait until you see the
Microsoft Windows desktop. Then shut down your computer and try again.
When the boot device list appears, highlight Diagnostics and press <Enter>.
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 <n>; 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 before continuing on to the Dell Diagnostics.
If the Pre-boot System Assessment completes successfully, you receive the message Booting
Dell Diagnostic Utility Partition. Press any key to continue.
NOTE: If you see a message stating that no diagnostics utility partition has been found, run the Dell
Diagnostics from your Drivers and Utilities CD.
Press any key to start the Dell Diagnostics from the diagnostics utility partition on your hard
Starting the Dell Diagnostics From the Optional Drivers and Utilities CD
Connect a CD drive to the system.
Insert the Drivers and Utilities CD.
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 system setup.
When the boot device list appears, highlight CD/DVD/CD-RW Drive and press <Enter>.
Select the CD/DVD/CD-RW Drive option from the CD boot menu.
Select the Boot from CD-ROM option from the menu that appears.
Quick Reference Guide