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5-3 No RF Picture / Sound
Check IC901 #52, #53
No Picture
Yes
Check chroma inodule
H-out
Yes
Check Q402,Q401
Yes
Check
c/module, R405,R435
R424,R425,D411,
D401
No
Replace
Samsung Electronics
Yes (No Sound)
No
Replace
Check Sound module
No
Replace
Sound Module Replace
Check Tuois
SDA,SCL
Yes
Check Tuner SIF
output?
Yes
B+, 5V,8V
Yes
Troubleshooting
No
Replace
No
Replace
No
Check 8V, 5V
Power Line
5-3
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