LG KS360 - Ear-MIC Jack Detection Trouble

LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
5. Trouble shooting
- 79 -
5.8 Ear-MIc Jack Detection trouble
START
Is the status of
FB202, FB203(TP1,2)
low?
Assemble
Resolder FB202,
FB2
03
Yes
No
No
Check the Ear-Jack detection.
Resoldering or
Replace CN20
0
The main board has a
problem
Replace Main PCB
Yes
Check the soldering
status of CN200
TP1
TP2
CN200