LG -E445 Service Manual page 107

SW101
ANT
1
LGE Internal Use Only
C110
2
COMMON
G3 G4
3 4
C118
DNI
DCS_PCS_TX
GSM850_GSM900_TX
TP3
TP4
TP1
1.5n
L102
100n
GND12
25
GND13
26
GND14
27
GND15
28
GND16
29
GND17
30
GND18
31
GND
C144 100p
C145
C146
DNI
DNI
C137 100p
C139 C140
DNI DNI
TP5
C179 C180 C181
100p 100p 100p
- 107 - Copyright © 2013 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
GND6
16
TRX3
15
TRX2
14
U102
GND5
13
GND4
12
GND3
11
VBATT
10
TP2
ANT_SEL1
ANT_SEL2
ANT_SEL0
GSM_PA_EN
C138
100p
Only for training and service purposes