53
TV-13142
TV-13142W
TROUBLESHOOTING GUIDE
AUTO TRACKING DOES NOT
OPERATE
By manual tracking, does
the DC level at pin 6 of
IC1001 change ?
Yes
No
In auto tracking, is the
voltage at pin 6 of IC1001
more than DC1.85V ?
Yes
No
Replace IC1001.
Yes
No
Check CONTROL HEAD.
2.0Vp-p
Does the CTL PULSE
(about 2.0Vp-p) appear at
pin 97 of IC1001 ?
Check IC4001, connection of
CP4001 and CYLINDER UNIT.