Toshiba SD-V393SU Service Manual page 78

Dvd video player & video cassette recorder
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TROUBLESHOOTING GUIDE
PLAYBACK PICTURE IS NOISY
(EVEN AFTER CLEANING HEADS)
Is noisy a wave of video
NO
Check CYLINDER.
signal at pin 26 of IC101?
YES
YES
Is noisy a wave of video signal
Check Q8004.
of EMITTER of Q8004?
NO
Check J8001.
E-15

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