Aiwa HV-GX950 K Service Manual page 44

RECORDING MECHANISM
WORKS, BUT NO VIDEO
RECORDED FROM
INPUT JACK OR TUNER
Does VIDEO signal
appear at pin 31 of
IC4001?
Yes
Check CYLINDER UNIT .
TROUBLESHOOTING GUIDE
No
E-21
Check the circuit from VIDEO
input jack to IC4001, from Tuner
Pack to IC4001.