Toshiba SD-V393SU2 - Page 93

TROUBLESHOOTING GUIDE
E-30
NO PLAYBACK PICTURE
OF AV JACK
Check loader block.
YES
NO
YES
Check CP2301
and peripheral circuit.
Check IC8003
and peripheral circuit.
NO
YES
Change IC4001.
Is there a voltage
(beam current) at
JG017 and JG018?
Is there a signal at pins
160, 162, 165 and 167
of IC4001?
Is there video signal at
pin 150 of IC4001?
NO