Dell Precision M90 User Guide - Page 92
Troubleshooting - video board
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Back to Contents Page Troubleshooting Dell Precision™ M90 User's Guide Dell Technical Update Service Dell Diagnostics Dell Support Utility Drive Problems E-Mail, Modem, and Internet Problems Error Messages ExpressCard Problems IEEE 1394 Device Problems Keyboard Problems Lockups and Software Problems Memory Problems Network Problems Power Problems Printer Problems Scanner Problems Sound and Speaker Problems Touch Pad or Mouse Problems Video and Display Problems Dell Technical Update Service The Dell Technical Update service provides proactive e-mail notification of software and hardware updates for your computer. The service is free and can be customized for content, format, and how frequently you receive notifications. To enroll for the Dell Technical Update service, go to support.dell.com/technicalupdate. 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 Lockups and Software Problems and run the Dell Diagnostics before you contact Dell for technical assistance. It is recommended that you print these procedures before you begin. NOTICE: The Dell Diagnostics works only on Dell computers. NOTE: The Drivers and Utilities CD is optional and may not ship with your computer. Start the Dell Diagnostics from either your hard drive or from the Drivers and Utilities CD (also known as the ResourceCD). Starting 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, contact Dell. See Getting Help. 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. Diagnostics can be invoked one of two ways: a. Turn on the computer. When the DELL™ logo appears, press immediately. Select Diagnostics from the boot menu and press . 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. b. Press and hold the key while powering the system on. NOTE: If you see a message stating that no diagnostics utility partition has been found, run the Dell Diagnostics from the Drivers and Utilities CD. The computer runs the Pre-boot System Assessment, a series of initial tests of your system board, keyboard, hard drive, and display.