Dell OptiPlex 760 Manuel d'utilisateur télécharger pdf (Page 50)

50 Troubleshooting

Dell Diagnostics

CAUTION: Before you begin any of the procedures in this section, read the safety

information that shipped with your computer. For additional safety best practices

information, see the Regulatory Compliance Homepage at

www.dell.com/regulatory_compliance.

Starting the Dell Diagnostics From Your Hard Drive

Ensure that the computer is connected to a working electrical outlet.

Turn on (or restart) your computer.

When 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.

Press 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 Dell Drivers and Utilities Media

NOTE: The Dell Drivers and Utilities media is optional and may not ship with your

computer.

Insert the

Drivers and Utilities

media.

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 starts according to the devices specified in the

system setup program.

When the boot device list appears, highlight

CD/DVD/CD-RW

and

press <Enter>.

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Dell OptiPlex 760 Manuel d'utilisateur Page 50