Dell XPS M170 MXG051 XPS/Inspiron M170 Owners Manual - Page 59
Solving Problems, Dell™ Diagnostics, When to Use the Dell Diagnostics
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Solving Problems Dell™ Diagnostics CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. When to Use the Dell Diagnostics If you experience a problem with your computer, perform the checks in this chapter and run the Dell Diagnostics before you contact Dell for technical assistance. NOTICE: The Dell Diagnostics works only on Dell™ computers. Start the Dell Diagnostics from your hard drive. The Dell Diagnostics is located on a hidden diagnostic utility partition on your hard drive. NOTE: If your computer cannot display a screen image, see "Contacting Dell" on page 113. 1 Shut down the computer. 2 If the computer is connected to a docking device (docked), undock it. See the documentation that came with your docking device for instructions. 3 Connect the computer to an electrical outlet. 4 Turn on the computer. When the DELL™ logo appears, press immediately. 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 (see "Turning Off Your Computer" on page 83) and try again. 5 When the boot device list appears, highlight Diagnostics and press . The computer runs the Pre-boot System Assessment, a series of initial tests of your system board, keyboard, hard drive, and display. • During the assessment, answer any questions that appear. • If a failure is detected, the computer stops and beeps. To stop the assessment and restart the computer, press ; to continue to the next test, press ; to retest the component that failed, press . Solving Problems 59