Dell Inspiron 5100 - Manual (Page 53)

Using the Keyboard and Touch Pad 53
External Keyboard Problems
NOTE: When you attach an external keyboard, the integrated keyboard remains fully
functional.
C HE 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.
C
HE C K T H E EX T E R NA L KE Y B OA R D —
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.
T
O V E R IF Y T H A T T H E P R O BL E M IS W I T H T H E EX T E R N AL K E YB O A RD , C HE C K T H E
IN T E G R AT E D KE Y BO A R D —
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 IS AB L E T H E N UM ER I C K E YP A D . P ress to disable the numeric keypad if numbers
are displayed instead of letters. Verify that the numbers lock light is not lit.