Dell d400 - Latitude - Pentium M 1.3 GHz Manuale di servizio - Pagina 9

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4. Turn on the computer. When the DELL™ logo appears, press <F12> immediately. If you wait too long and the Microsoft® Windows® logo appears,

continue to wait until you see the Windows desktop. Then shut down your computer and try again.

5. When the boot device list appears, highlight Diagnostics and press <Enter>.

The computer begins to run the Pre-boot System Assessment, a series of embedded diagnostics that perform initial testing on your system board,

keyboard, hard drive, and display.

During the assessment, answer any questions that appear.

If a component failure is detected, the computer stops and beeps. To stop the assessment and reboot to the operating system, 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. See the User's Guide for contact information.

If you receive a message stating that no Diagnostics utility partition has been found, follow the instructions on the screen to run the Dell

Diagnostics from your Drivers and Utilities CD.

If the Pre-boot System Assessment completes successfully, you receive the message Booting Dell Diagnostic Utility Partition. Press any key to

continue.

6. Press any key to start the Dell Diagnostics from the Diagnostics utility partition on your hard drive.

7. After the Dell Diagnostics loads and the Main Menu screen appears, click the button for the option you want.

NOTE:

The Service Tag for your computer is located in the title bar of each screen.

Option

Function

Express Test Performs a quick test of devices. The test typically takes 10 to 20 minutes and requires no interaction on your part. Run Express Test first to

increase the possibility of tracing the problem quickly.

Extended

Performs a thorough check of devices. The test typically takes 1 hour or more and requires you to answer questions periodically.

Test

Custom Test

Tests a specific device. You can customize the tests to be run.

Symptom

Allows you to select tests based on a symptom of the problem you are experiencing. The option lists the most common symptoms.

Tree

8. If a problem is encountered during a test, a message appears, displaying the error code and a description of the problem. Write down the error code

and problem description and follow the instructions on the screen. If you cannot resolve the error condition, contact Dell. See the User's Guide for

contact information.

9. If you run a test from the Custom Test or Symptom Tree option, click the applicable tab described in the following table for more information.

Tab

Function

Results

Displays the results of the test and any error conditions encountered.

Errors

Displays error conditions encountered, error codes, and problem description.

Help

Describes the test and may indicate requirements for running the test.

Configuration Displays your hardware configuration for the selected device.

The Dell Diagnostics obtains your configuration information for all devices from the system setup program, memory, and various internal

tests and displays the information in the device list in the left pane of the screen (see the User's Guide for information on the system setup

program). The device list may not display the names of all the components installed on your computer or all devices attached to your

computer.

Parameters

Allows you to customize the test by changing the test settings.

10. When you have finished running a test, close the screen to return to the Main Menu screen. To exit the Dell Diagnostics and reboot the computer, close

the Main Menu screen.

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