Dell Vostro 500 Owner's Manual - Page 90
Lockups and Software Problems
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Unexpected characters DI S A B L E T H E N U M E R I C K E Y P A D - Press to disable the numeric keypad if numbers are displayed instead of letters. Verify that the numbers lock light is not lit. Lockups and Software Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. The computer does not start CHECK THE AC ADAPTER - Ensure that the AC adapter is firmly connected to the computer and to the electrical outlet. The computer stops responding NOTICE: You might lose data if you are unable to perform an operating system shutdown. TURN THE COMPUTER OFF - If you are unable to get a response by pressing a key on your keyboard or moving your mouse, press and hold the power button for at least 8 to 10 seconds until the computer turns off, then restart your computer. A program stops responding or crashes repeatedly END THE PROGRAM - 1 Press simultaneously. 2 Click the Applications tab and select the program that is no longer responding. 3 Click End Task. NOTE: The chkdsk program may run when you restart the computer. Follow the instructions on the screen. C H E C K T H E S O F T W A R E D O C U M E N T A T I O N - If necessary, uninstall and then reinstall the program. Software usually includes installation instructions in its documentation or on a floppy disk or CD. 90 Troubleshooting