Troubleshooting
Flowchart 2.17—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.
Maintenance and Service Guide |