LG P705 Service Manual page 106

HEADSET_DETECT
LGE Internal Use Only
LGE Internal Use Only
VREG_MSME_1.8V
TP1
R721 R722
1M 1M
MIC_MODE
3.5PI_KEY_POLE_DET
EAR_SENSE
EAR_MIC
VREG_P3_2.85V
TP2
3 Pole
C751
4 Pole
1u
5
CAP
R723
2 1
MODE RES
2.2K
3 U700 8
SWD MIC
4 7
DET DET_IN
C752
220n
FB710
1800
TP4
- 106 - Copyright © 2012 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
DET SWD
L L
L H
TP3
EAR_MIC_3.5PI
R724
EAR_SENSE_3.5PI
10K
C753
39p
Only for training and service purposes