LG -P715 Service Manual page 104

MIC_1P
MIC_1N
MIC_BIAS1_1.8V
LGE Internal Use Only
MAIN MIC
TP2(FB100)
FB100
1800
ZD100
TP3(C2013,C2014)
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4. TROUBLE SHOOTING
R105
0
ZD101
C100
1u
GND
Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
MIC1
1
OUT
2
G1
3
G2
4
VDD
5
G3
6
G4
GND