Vibrator Trouble - LG Prada KE850 Service Manual

5.8 Vibrator trouble

Check Points
-Vibrator contact
-IC is working correct
VIBRATOR
R105
VIBRATOR_EN
1K
Check the driver IC(U102)
Enable signal goes to
high then vibration
U102
SUY98005LT1G
1
VIN
R110
3
VOUT
2
15
GND
R112
100K
- 89 -
L101
56nH
L102
27nH
CLOSE TO
CONNECTOR
L103
33nH
1
CLOSE TO
L105
CONNECTOR
100nH
2
CN101
C107
1u
Check the contact is
clear, if there is
some obstacles
then remove them
Check line crack
5. Trouble shooting
VBAT
C101 C102
1u 27p