JVC HR-XVC20US Service Manual page 45

TROUBLESHOOTING GUIDE
RECORDING MECHANISM WORKS,
BUT NO VIDEO RECORD FROM
INPUT JACK OR TUNER
Check cricuit of video signal from
NO
Is there video signal at
VIDEO IN or
pin 30, 32 of IC 101?
TUNER to IC101.
YES
Is the voltage at pin 96
NO
NO
Is the BASE of
Change IC3001.
of IC3001 5V?
Q103 5V?
YES
YES
NO
Is there video signal
Change IC101.
at pin 26 of IC101?
YES
Check CYLINDER UNIT and
circuit around of CP101.
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