JVC HR-XVC25US Service Manual page 40

AT PLAY, PICTURE JITTERS
NO
Does a noise on the picture
By adjusting the MANUAL
Is a height of GUIDE POST
Is a wave of PB-Y unusual?
1-36
TROUBLESHOOTING GUIDE
HORIZONTALLY
appear?
YES
TRACKING UP/DOWN
BUTTONS, will the line
disappear?
YES
maximum?
YES
Is PG SHIFTER
adjustment 6.5H?
YES
YES
Change IC101.
NO
NO
NO
NO
Check P/B ENVELOPE.
The height of GUIDE POST
readjust.
Adjust PG SHIFTER.
Change IC101
and peripheral circuit.