TROUBLESHOOTING GUIDE
Yes
No
No
Yes
Replace CYLINDER UNIT.
Replace IC1006.
PLAYBACK PICTURE JITTERS
HORIZONTALLY
Is FG output level at pin
11 of CP1001 5Vp-p ?
Is the voltage at pin 12
of CP1001 2.6V ?
Replace CYLINDER UNIT.
AUTO TRACKING DOES NOT
OPERATE
By manual tracking, does
the DC level at pin 28 of
IC1006 change ?
No
Yes
No
Yes
CYLINDER UNIT.
Check CONTROL HEAD.
In auto tracking, is the
voltage at pin 28 of IC1006
more than DC2.3V ?
Replace IC1006.
E-19
Summary of Contents for VTW21FQR
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