LG -D175F Service Manual page 59

TP3(+VPWR)
+VPWR
TP2(RF OUT)
C1611 100p C1612 6.8p
DC block needed only if using MuRata B2 duplexer
LGE Internal Use Only
TP2(RF OUT)
<Main Bot>
TP3(+VPWR)
U1600
13
GND5
12
SKY77742-21
VCC
11
GND4
10
RFOUTLB
2
RFIN
3
VENHB PA0_ON_0
4
VENLB
PA0_ON_2
5
VMODE PA0_R_0
WTR_PDET_IN
- 59 - Copyright © 2014 LG Electronics. Inc. All right reserved.
3. TROUBLE SHOOTING
TP1(RF IN)
TP1(RF IN)
+VPWR
C1613 100p
Only for training and service purposes
WTR_TX3_OUT