Vibrator Fail; Fm Function Fail - Motorola C168 Manual

1.1.6 Vibrator Fail

Vibrator does not work
Measure the signal
of Vibrator_on at R406

1.1.7 FM function Fail

FM function Failed
Check C703, C707, R708
is well mounted
Check I2C Signal at
Check U702 Pin 15 AFR
& Pin 16 AFL
Is AC Signal
Check Audio path
> 2.8V
YES
Defective U41
Faulting Finding Chart of "Vibrator failed"
YES
R705, R706
YES
YES
Faulting Finding Chart of "FM function faults"
NO
Defective U202
NO
Defective solder
C706, C707, R703
NO
Defective U201
NO
Defective U702
10