LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4.21 Vibrator Trouble Shooting
z
Vibrator operation scheme is shown below
4. Trouble Shooting
- 99 -
NO
Check the wiring of
Vibrator
START
YES
Re-solder OUT100 & C101
NO
Check the voltage
of CN800Voltage is 2.7?
ABB(U101) has a problem.
Replace U101 or change the
board
YES
YES
Fix the wires or replace
the vibrator
NO
Check the voltage
of vibrator OUT100 & C101
Voltage is 2.7?
Vibrator has a problem.
Change Vibrator
Soldering check
Check the condition of CN801(Main)
If problem, Re-solder the CN801
NO
Check the soldering of CN801
YES
NO
Check the Main FPCB
YES
Change the Main FPCB
OUT100
OUT101
1u
C101
VIBRATOR
z
Vibrator Trouble
Summary of Contents for KM710
Page 1: ...Date May 2008 Issue 1 0 Service Manual Model KM710c Service Manual KM710c Internal Use Only ...
Page 173: ...Note ...
Page 174: ...Note ...