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2 Troubleshooting Procedures
2.4Display Troubleshooting
S T A R T
P e r f o r m e x t e r n a l d is p la y c h e c k
( P r o c e d u r e 1 )
D o e s th e e x te r n a l d is p la y f u n c ti o n o k ?
P e r f o r m d ia g n o s t ic c h e c k
( P r o c eNdou r e 2 )
Y e s
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 cYo ne sn e c t o r a n d
r e p l a c e m n t c h e c k
( P r o c e d u r e 3 )
R e p l a c e s y s t e m b o a r d
E N D
N o
D is p la y is n o t f a u lty . C o n ti n 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