LG D686 Service Manual page 52

L104 2.2n
C111
L108
0.5p
100n
LGE Internal Use Only
TP1
1
GND1
2
GND2
3
GND3
4
GND4
5
GND5
6
GND6
7
GND7
8
GND8
29
PGND1
30
PGND2
31
PGND3
32
PGND4
33
PGND5
34
PGND6
TP2(B8)
L112
L110
12n 12n
TP2(B1)
44
PGND16
43
PGND15
42
PGND14
41
PGND13
22
TRX4
21
TRX3
U102
20
TRX2
19
TRX1
18
VRAMP
17
TXEN
16
MODE
15
GND9
40
PGND12
39
PGND11
38
PGND10
VBATT
C126 C127 C128
6.8p 1n 22u
TP4
TP5
C115 100p
C117 100p
C113 100p
TP2(B2)
L113
DNI
- 52 - Copyright © 2013 LG Electronics. Inc. All right reserved.
3. TROUBLE SHOOTING
TRX_B1
TP3
R103
1K
ANT_SEL0
1K
R104
ANT_SEL1
1K
R105
ANT_SEL2
TP2(B5)
TRX_B5_G850
TRX_B8_G900
TRX_B2_G1900
Only for training and service purposes