Samsung VP-D451 Service Manual page 125

Digital video camcorder
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VIDEO MISSING
IN PLAY MODE
Q111 is Envelop
signal normal?
YES
IC301-3, 5Pin
is Y,C signal
normal?
YES
IC301-8, 14Pin
Is Y,C signal
normal?
YES
Is FPC VCR MAIN
to JACK board
normal?
YES
Is Video in/out
Terminal normal?
YES
END OF REPAIR
Samsung Electronics
NO
CHECK THE HEAD OF DRUM
Is Circuit
NO
around IC101,
IC201 normal?
YES
Repair the IC501 (MICOM)
NO
REPAIR THE IC301
NO
CHANGE THE FFC
NO
CHANGE THE VIDEO
IN/OUT JACK
NO
REPAIR THE
IC101, IC201
Troubleshooting
12-5

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