Aiwa HV-FX5100 - Manual (Page 41)

TROUBLESHOOTING GUIDE
No
Yes
No
Yes
No
Yes
Replace IC1002.
No
Yes
Replace IC1002.
Does DD MOTOR rotate now?
If not, replace DD MOTOR.
In playback, check the
voltage at pin 3 of
CP1003 is 2V or at pin
62 of IC1002 is 2.5V ?
CAPSTAN DD MOTOR
NOT ROTATING
In playback is the
voltage at pin 5 of
CP1003 12V ?
Check POWER circuit.
Is the voltage at pin 8
of CP1003 5V ?
Check pins 77, 78 of IC1002
and peripheral circuit.
In playback, is the
voltage at pin 4 of
CP1003 2.5V ?
E-18