Toshiba Satellite P755 Series, Maintenance Manual

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2Troubleshooting Procedures
Satellite A660/A665 Series Maintenance Manual 40
2.16 CRT Troubleshooting
P e r f o r m C R T c o n n e c tio n
c h e c k
( P r o c e d u r e 1 )
S T A R T
D o e s r e p la c e m e n t
C R T c a b le
f u n c tio n p r o p e r ly ?
P e r f o r m C R T s e t c h e c k
( P r o c e d u r e 2 )
R e p la c e s y s te m b o a r d
E N D
N o
R e p la c e C R T
c a b le
N o
C R T f u n c tio n in g o k ?
N O
U s e d if f e r e n t
C R T s e t
N o
C h e c k C R T
P o r t
c o n n e c tio n
Figure 2-15 CRT troubleshooting process
To determine if the computer’s CRT port is functioning properly, perform the following
procedures. Figure 2-15 outlines the process. Start with Procedure 1 and continue as
instructed.