Dell Latitude D400 System Information Guide - Page 24
Drivers and Utilities, diagnostics that perform initial testing on your system board, keyboard - windows 7 drivers
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www.dell.com | support.euro.dell.com 3 Connect the computer to an electrical outlet. NOTE: If you do not see anything on your display, hold down the mute button and press the power button (instead of ) to begin the Dell Diagnostics. You do not need to highlight Diagnostics and press Assessment. . The computer automatically runs the Pre-boot System 4 Turn on the computer. When the DELL™ logo appears, press 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 . 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 ; to continue to the next test, press ; to retest the component that failed, press . • 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. • 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. 22 Sys t em In for ma t ion Gu id e