See your Service Manual at support.dell.com to review your computer’s configuration information, and ensure that the device that you want to test displays in the system setup program and is active.
Start the Dell Diagnostics from your hard drive or from the Drivers and Utilities media.
Starting the Dell Diagnostics From Your Hard Drive
NOTE: If your computer cannot display a screen image, see "Contacting Dell" on page 65.
1Ensure that the computer is connected to an electrical outlet that is known to be working properly.
2Turn on (or restart) your computer.
3When the DELL™ logo appears, press <F12> immediately. Select Diagnostics from the start 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, and 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.
4Press any key to start the Dell Diagnostics from the diagnostics utility partition on your hard drive, and follow the instructions on the screen.
Starting the Dell Diagnostics From the Drivers and Utilities Media
1Insert the Drivers and Utilities media.
2Shut 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
3When the boot device list appears, highlight
Troubleshooting
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