TROUBLESHOOTING GUIDE
NO PLAYBACK PICTURE
OF AV JACK
Is there a voltage
Yes
Check loader block.
(beam current) at
JG019 and JG020 ?
No
Is there a signal at pins
Check IC2601
Yes
9, 10, 11, 12, 17 and 18
and peripheral circuit.
of IC2601?
NO
Is there video signal at
Yes
Check J8007
pins 158, 159, 161,
and peripheral circuit.
162 of IC4001?
No
Change IC4001.
E-31