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TROUBLESHOOTING GUIDE
PLAYBACK PICTURE JITTERS
VERTICALLY
No
Does tracking noise
appear in the picture ?
Yes
By adjusting the manual
tracking UP/DOWN
No
buttons, will the noise
j
Check P/B ENVELOPE.
disappear in the picture ?
Are GUIDE POSTS
the right height ?
Adjust GUIDE POST height.
Is PG SHIFTER
Yes
<{Is PB-Y waveform normal ?
Replace IC 1006.
Check PB-Y circuit.
35
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