Toshiba SDV391U Service Manual page 89

RECORDING MECHANISM WORKS,
BUT NO VIDEO RECORD FROM
INPUT JACK OR TUNER
Is there video signal at
pin 30, 32 of IC 101?
YES
Is the BASE of
Q103 5V?
YES
Is there video signal
at pin 26 of IC101?
YES
Check CYLINDER UNIT and
circuit around of CP101.
TROUBLESHOOTING GUIDE
NO
Is the voltage at pin 96
NO
of IC3001 5V?
YES
NO
E-21
Check cricuit of video signal from
VIDEO IN or
TUNER to IC101.
NO
Change IC3001.
Change IC101.