Aiwa HV-FX-8100 Service Manual page 27

AUDIO SHAKES
IS AUDIO HEAD
SCRATCHED ?
NO
AT PLAYBACK, IS INPUT
ABOUT 0.4V AT PIN 9
OF IC1001 ?
YES
AT PLAYBACK, IS
PIN 3 OF CP1002
3V ?
YES
CHECK AUDIO BLOCK.
TROUBLESHOOTING GUIDE
YES
NO
NO
E-4
CHANGE AUDIO HEAD.
CHANGE CAPSTAN DD
UNIT.
CHECK IC1001.