Aiwa HV-FX-8100 Service Manual page 33

AUTO TRACKING DOES
NOT OPERATE
IN AUTO TRACKING, IS
THE VOLTAGE AT PIN 24
OF IC1001 MORE THAN
DC 1.56V ?
YES
CHANGE IC1001.
TROUBLESHOOTING GUIDE
DOES THE CTL PULSE
SIGNAL (ABOUT 1.0Vp-p)
NO
APPEAR AT PIN 7 OF IC1001 ?
E-10
NO
1.0Vp-p
YES
CHECK CONTROL HEAD.