Troubleshooting

Flowchart 2.18—Nonfunctioning Keyboard

Keyboard

not operating

properly.

Connect notebook

to good external

keyboard.

 

N

External

 

Replace

device

 

system

works?

 

board.

Y

Reseat internal

keyboard connector (if applicable).

N

Replace internal

OK? keyboard or cable.

Y

Y

Done

OK?

Done

N

Replace system board.

2–28

Maintenance and Service Guide