Toshiba Satellite A80 - 2.5 Keyboard Troubleshooting

2.5 Keyboard Troubleshooting 2 Troubleshooting Procedures
Satellite A80 / TECRA A3/S2 Series Maintenance Manual 2-15
2.5 Keyboard Troubleshooting
Perform external keyboard check
(Procedure 1)
START
Does the external
keyboard function ok?
Perform diagnostic check
(Procedure 2)
Was a keyboard
problem detected?
Perform connector and
replacement check
(Procedure 3)
Replace system board
END
Yes
No
Keyboard is not
faulty. Continue
troubleshooting-
refer to Figure 2.1
No
Yes
Figure 2-4 Keyboard troubleshooting process