Toshiba Satellite PRO T230, Maintenance Manual

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2 Troubleshooting Procedures
Satellite/Satellite PRO T230
Series Maintenance Manual
14
2.4
Display Troubleshooting
P e r f o r m e x te r n a l d is p la y c h e c k
( P r o c e d u r e 1 )
S T A R T
D o e s th e e x te r n a l
d is p la y f u n c tio n o k ?
P e r f o r m d ia g n o s tic c h e c k
( P r o c e d u r e 2 )
N o
W a s a d is p la y
p r o b le m d e te c te d ?
P e r f o r m c o n n e c to r a n d
r e p la c e m e n t c h e c k
( P r o c e d u r e 3 )
R e p la c e s y s te m b o a r d
E N D
Y es
Y es
N o
D is p la y is n o t
f a u lty . C o n tin u e
tr o u b le s h o o tin g -
r e f e r to F ig u r e 2 .1
Figure 2-3 Display troubleshooting process