
Troubleshooting: Dell Latitude D620 User's Guide
Keyboard Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety
instructions in the
Product Information Guide
.
Fill out the Diagnostics Checklist (see
Diagnostics Checklist
) as you perform the various checks.
NOTE:
Use the integrated keyboard when running Dell Diagnostics or the System Setup
program.
External Keyboard problems
Check the keyboard cable
Shut down the computer. Disconnect the keyboard cable and check it for
damage, and 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, 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
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 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
, point to
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
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