Dell XPS M140 MXC051 XPS M140 Owners Manual - Page 88
Unexpected characters, Lockups and Software Problems, The computer does not start up
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www.dell.com | support.dell.com TO VERIFY THAT THE PROBLEM IS WITH THE EXTERNAL KEYBOARD, CHECK THE INTEGRATED KEYBOARD - 1 Shut down the computer. 2 Disconnect the external keyboard. 3 Turn on the computer. 4 From the Windows desktop, click the Start button, point to Programs→ Accessories, and click Notepad. 5 Type some characters on the internal keyboard and verify that they appear on the display. If the characters appear now but did not with the external keyboard, you may have a defective external keyboard. Contact Dell. See "Contacting Dell" on page 145. RUN TH E KE Y BOA RD D I A GN O S TI CS T E S T S - Run the PC-AT Compatible Keyboards tests in the Dell Diagnostics (see page 77). If the tests indicate a defective external keyboard, contact Dell. See "Contacting Dell" on page 145. Unexpected characters DI SA BLE THE NU MERIC KEYP AD - 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 up 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 OF F - 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. 88 Solving Problems