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PLAYBACK PICTURE IS NOISY
(EVEN AFTER CLEANING HEADS)
IS NOISY A WAVE OF
VIDEO SIGNAL AT
PIN 35 OF IC4001 ?
YES
IS NOISY A WAVE OF
VIDEO SIGNAL AT PIN
17 OF IC1001 ?
NO
IS NOISY A WAVE OF
VIDEO SIGNAL AT
PIN 19 OF IC1001 ?
NO
IS NOISY A WAVE OF
VIDEO SIGNAL OF
EMITTER OF Q4201 ?
NO
CHECK J4201.
TROUBLESHOOTING GUIDE
NO
YES
YES
YES
E-15
CHECK CYLINDER.
CHECK IC4001.
CHECK IC1001.
CHECK Q4201.
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