Vibrator - LG GU280 Service Manual

4. TROUBLE SHOOTING

4.15 Vibrator

Vibrator is operate when DC motor driver(audio amp) is enabled.
Operate the Vibrator
Wired Vibrator to FPCB
"VIB"?
VPWR above 3.2V
MOTOR_POWER_N
below 1V?
Change the FPCB
LGE Internal Use Only
Start
NO
YES
YES
And
NO
NO
working?
YES
END
[ FPCB(near receiver) ]
Solder the wire on to FPCB
Change vibrator or Change
the Main PCB
Change vibrator or Change
the Main PCB
+VPWR
- 74 - Copyright © 2009 LG Electronics. Inc. All right reserved.
MOTOR_POWER_N
Only for training and service purposes