Troubleshooting 87
Starting Dell Diagnostics From Your Hard Drive
1
Ensure that the computer is connected to an electrical outlet that is 
known to be working properly.
2
Turn on (or restart) your computer.
3
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: If you see a message stating that no diagnostics utility partition has 
been found, run the Dell Diagnostics from the Drivers and Utilities media 
(see "Starting Dell Diagnostics From the Drivers and Utilities Media
" 
on page 88
).
4
Press any key to start the Dell Diagnostics from the diagnostics utility 
partition on your hard drive.
  NOTE: The Quickboot feature changes the boot sequence for the current 
boot only. Upon restart, the computer boots according to the boot sequence 
specified in system setup.
5
At the Dell Diagnostics 
Main Menu
, left-click with the mouse, or press 
<Tab> and then <Enter>, to select the test you want to run (see "Dell 
Diagnostics Main Menu" on page 88).
  NOTE: Write down any error codes and problem descriptions exactly as they 
appear and follow the instructions on the screen.
6 After all tests have completed, close the test window to return to the 
Dell Diagnostics Main Menu.
7 Close the Main Menu window to exit Dell Diagnostics and restart the 
computer.
book.book  Page 87  Tuesday, November 27, 2007  10:29 AM