LG GD310 Service Manual page 81

5. TROUBLE SHOOTING
LGE Internal Use Only
START
Check Vibrator soldering
C100 of FPCB_Folder
is high?
Yes
Pin1 of U101(VIB_EN)
is high?
Yes
Pin3 of U101(VIB) is
high?
Yes
Replace Vibrator
Assemble
- 82 -
No Check FPCB_LCD
or
replace it
Check FPCB_LCD
No
or replace it
No
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