Toshiba SDV391U Service Manual page 80

AT PLAY, PICTURE JITTERS
HORIZONTALLY
NO
Does a noise on the picture
appear?
By adjusting the MANUAL
TRACKING UP/DOWN
BUTTONS, will the line
disappear?
Is a height of GUIDE POST
maximum?
Is PG SHIFTER
adjustment 6.5H?
Is a wave of PB-Y unusual?
Change IC101.
TROUBLESHOOTING GUIDE
YES
NO
YES
NO
YES
NO
YES
NO
YES
Check P/B ENVELOPE.
The height of GUIDE POST
Adjust PG SHIFTER.
and peripheral circuit.
E-12
readjust.
Change IC101