TROUBLESHOOTING GUIDE
E-17
Yes
No
No
Yes
Replace CYLINDER UNIT.
Replace IC1001.
PLAYBACK PICTURE JITTERS
HORIZONTALLY
Is FG output level at pin
11 of CP1001 5Vp-p ?
Is the voltage at pin 12
of CP1001 3.6V ?
Replace CYLINDER UNIT.
AUTO TRACKING DOES NOT
OPERATE
By manual tracking, does
the DC level at pin 6 of
IC1001 change ?
No
Yes
No
Yes
CYLINDER UNIT.
Check CONTROL HEAD.
In auto tracking, is the
voltage at pin 6 of IC1001
more than DC1.85V ?
Replace IC1001.
