TROUBLESHOOTING GUIDE
PLAYBACK PICTURE JITTERS
HORIZONTALLY
Replace CYLINDER MOTOR.
PLAYBACKPICTURE SHAKES
Replace CYLINDER MOTOR.
Replace CYLINDER MOTOR.
No
Is FG output level at pin 5
of CP1002 about 5V?
Replace IC1001.
No
Is the voltage at pin 3 of
CP1002 1.2V?
In playback, is the voltage
at pin 3 of CP1002 about 1.2V?
When sloeing CYLINDER,is
the voltage 3.8V?
No
Yes
Replace CYLINDER MOTOR.
Replace IC1001.
No
No
Yes
Yes
5V
Is FG Pulse output level at
pin 5 of CP1002 about 5V?
5V
Yes
Yes
Does pin 11 of IC1001
output a 4.4Vp-p square
wave?
PLAYBACK PICTURE SHAKES
In playback, is the voltage at pin 3
of CP1002 about 1.2V ?
When slowing CYLINDER, is the
voltage 3.8V?
E-14
