Vibrator Trouble - LG KF350 Service Manual

4.8 Vibrator trouble

Check Points
-Vibrator soldering
-IC is working correct
VIBRATOR
VIB_EN
VBAT
C100 1u
PIN3
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Only for training and service purposes
U100
SUY98005LT1G
R107
1
VIN
1K
VOUT
R109
2
GND
100K
VB101
1
2
VIB
Check the vibrator
soldering
- 79 -
4. TROUBLE SHOOTING
R108
3
10
C114
0.1u
Check the driver
IC(U100) of sub boarad
PIN1
VIB
LGE Internal Use Only