Toshiba Satellite L500D - 2.5 Keyboard Troubleshooting

2TroubleshootingProcedures
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SatelliteL500D/ProL500DMaintenanceManual 17 
2.5 KeyboardTroubleshooting
P e rfo r m e x te rn a lk e y b o a r d c h e c k
(P r o c e d u re 1 )
S T A R T
D o e sth e e x te rn a l
k e y b o a rd fu n c tio n o k ?
P e rf o r m d ia g n o s tic c h e c k
(P r o c e d u re 2 )
W a s a k e y b o a rd
p ro b le m d e te c te d ?
P e rf o rm c o n n e c to ra n d
re p la c e m e n tc h e c k
(P r o c e d u re 3 )
R e p la c e s y s te m b o a rd
E N D
H I
J
K L
K ey b o a rd i sn o t
fa u lty .C o n tin u e
tro u b le s h o o ti n g -re f e r
to F ig u r e 2 .1
M N
O
K L


Figure2-4Keyboardtroubleshootingprocess