Dell PP22L Laptop User Manual


 
116 Troubleshooting
IF YOU HAVE PROBLEMS WITH AN IEEE 1394 DEVICE NOT PROVIDED BY DELL
Contact Dell or the IEEE 1394 device manufacturer
(see "Contacting Dell" on page 179).
Ensure that the IEEE 1394 device is properly inserted into the connector.
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" on page 178 as you perform the various
checks.
NOTE: Use the integrated keyboard when running the Dell Diagnostics or the
system setup program. When you attach an external keyboard, the integrated
keyboard remains fully functional.
External Keyboard problems
NOTE: When you attach an external keyboard, the integrated keyboard remains
fully functional.
C
HECK THE KEYBOARD CABLE 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.
CHECK THE EXTERNAL KEYBOARD
1
Shut down the computer, wait 1 minute, and then 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
Start
All Programs
Accessories
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.