Dell PP06XA, TM373 owner manual External Keyboard problems, 122

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 E Y B O A R D C A B L E — Shut down the computer, disconnect the keyboard cable and check it for damage, then firmly reconnect the cable.

If you are using a keyboard extension cable, disconnect it and connect the keyboard directly to the computer.

C H E C K T H E E X T E R N A L K E Y B O A R D —

1Shut down the computer, wait 1 minute, and then turn it on again.

2Verify that the numbers, capitals, and scroll lock lights on the keyboard blink during the boot routine.

3From the Windows desktop, click Start →All Programs→ Accessories→Notepad.

4Type 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 B L E M I S W I T H T H E E X T E R N A L K E Y B O A R D , C H E C K T H E I N T E G R A T E D K E Y B O A R D —

1Shut down the computer.

2Disconnect the external keyboard.

3Turn on the computer.

4From the Windows desktop, click Start →All Programs→ Accessories→Notepad.

5Type 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 170).

R U N T H E K E Y B O A R D D I A G N O S T I C S T E S T S — Run the PC-AT Compatible

Keyboards tests in the Dell Diagnostics (see "Dell Diagnostics" on page 107). If the tests indicate a defective external keyboard, contact Dell (see "Contacting Dell" on page 170).

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Troubleshooting