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Quick Reference Guide 23
3
Start the Dell Diagnostics in one of the following two ways:
a
When the DELL™ logo appears, press <F12> immediately. Select
Diagnostics from the boot menu and press <Enter>.
NOTE: 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.
NOTE: Before attempting option B, the computer must be powered down
completely.
b
Press and hold the <Fn> key while powering the computer on.
NOTE: If you see a message stating that no diagnostics utility partition has
been found, run the Dell Diagnostics from the Drivers and Utilities media.
The computer runs the Pre-boot System Assessment (PSA), a series of initial
tests of your system board, keyboard, display, memory, hard drive, etc.
• During the assessment, answer any questions that appear.
• If failures are detected during the Pre-boot System Assessment, write down
the error code(s) and see "Contacting Dell" in your online
User’s Guide
.
If the Pre-boot System Assessment completes successfully, you will receive
the message,
"Booting Dell Diagnostic Utility
Partition.Press any key to continue"
.
4
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 Media
1
Insert the
Drivers and Utilities
media.
2
Shut down and restart the computer.
When the DELL logo appears, press <F12> immediately.
NOTE: 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.
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.