Dell Inspiron 1100 Inspiron 5100 and 5150 Owner's Manual - Page 53
External Keyboard Problems, Unexpected Characters
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External Keyboard Problems NOTE: When you attach an external keyboard, the integrated keyboard remains fully functional. C H E C K T H E K EY B O AR D C AB L E - Shut down the computer (see page 40). Disconnect the keyboard cable and check it for damage. Firmly reconnect the cable. If you are using a keyboard extension cable, disconnect it and connect the keyboard directly to the computer. CHECK THE EXTERNAL KEYBOARD - 1 Shut down the computer (see page 40), wait 1 minute, and turn it on again. 2 Verify that the numbers, capitals, and scroll lock lights on the keyboard blink during the boot routine. 3 From the Windows® desktop, click the Start button, point to All Programs, point to Accessories, and click Notepad. 4 Type some characters on the external keyboard and verify that they appear on the display. If you cannot verify these steps, you may have a defective external keyboard. TO V E R I F Y T H A T T H E P R O BL E M I S W I T H T H E EX T E R N AL K E Y B O A RD , C H E C K T H E INTEGRATED KEYBOARD - 1 Shut down the computer (see page 40). 2 Disconnect the external keyboard. 3 Turn on the computer. 4 From the Windows desktop, click the Start button, point to Programs, point to Accessories, and click Notepad. 5 Type some characters on the external 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 page 126). Unexpected Characters D I 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. Using the Ke yboard and Touch Pa d 53