(1) Check the RF Key FPCB
(1) Check the RF Key FPCB
(2) Check the Output Signal of Main PCB
(2) Check the Output Signal of Main PCB
TWL6040
TP2
C825 output signal of Main MIC
LGE Internal Use Only
Main MIC
TP1
F-PCB Back side view
C829 output signal of SUB MIC
Main PCB Front side view
- 82 -
4. TROUBLE SHOOTING
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes