Samsung DVD-V5450 Service Manual page 213

Troubleshooting
CHECK
Q811, R844
CHECK
C355
5-10
VIDEO MISSING IN
EE MODE
PLACE VCR IN STOP MODE
TUNER MODE OPERATION
IC301-61
VIDEO OUT
YES
IC802-13
VIDEO IN
YES
IC802-14
VIDEO OUT
YES
NO
CHECK
LINE OUT
YES
YES
IC301-48
(VCR Section)
NO
IC301-68 ; CLOCK
69 ; DATA VIDEO
YES
CHANGE IC301
NO
CHECK
IC802
NO
CHECK IC802
NO
CHECK TM BLOCK
NO
CHECK
IC601
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