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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
6.8n
L118
1950MHz
FL104
5 3 2
4
1
IN
OUT
G1
G2
G3
897.5MHz
FL105
5 3 2
4
1
IN
OUT
G1
G2
G3
2.7n
C151
1p
L120
1732.5 MHz,2132.5 MHz
FL102
9
5
8
4
7
2
3
6
1
RX1
ANT
TX
GND1
GND4
GND2
RX2
GND3
GND6
43
R100
p5
1
41
1L
03
1
10
1
R
n2.
1
80
1L
DNI
L112
DNI
L115
n2.
1
50
1L
100p
C137
1950 MHz,2140 MHz
FL100
9
5
7
4
1
2
8
3
6
ANT
TX_IN
RX_OUT2
GND1
RX_OUT1
GND2
GND4
GND3
GND5
2.2u
C126
330p
C127
VBAT
4p
C105
100p
C135
330p
C125
DNI
L116
33p
C131
1732.5 MHz
FL103
5 3 2
4
1
IN
OUT
G1
G2
G3
2.7n
L117
1p
C33
0.5p
L119
DNI
L121
n1
00
1
C
DNI
L107
10p
C109
2.2u
C108
330p
C107
VBAT
4.7n
L103
330p
C106
4p
C110
n1
92
1
C
10n
L102
1.5n
L113
DNI
C103
33p
C150
p5
1
42
1
C
DNI
C112
1.8n
L104
DNI
C119
1.8n
C130
DNI
C118
33p
C117
5.1n
L106
33n
L110
100p
C121
DNI
C123
03
1
20
1
R
33p
C115
10p
C104
0.5p
C102
DNI
L100
100p
C136
897.5 MHz,942.5 MHz
FL603
9
5
8
4
7
2
3
6
1
RX1
ANT
TX
GND1
GND4
GND2
RX2
GND3
GND6
100p
C113
100p
C114
p5
1
11
1L
1n
L109
DNI
C156
U101
6
5
7
4
8
3
9
2
10
1
11
PGND
VCC1
VCC2
RFIN
RFOUT
VMODE_1
CPL_IN
VMODE_0
GND
VEN
CPL_OUT
p5
1
82
1
C
2.2n
C155
1n
C116
100p
C138
100p
C139
1.5n
C101
15n
C122
U801
51
8
7
9
6
10
5
11
4
12
3
13
2
14
1
RFIN_LOW
RFOUT_LOW
VMODE
GND3
VBP
VCC2
VCC1
GND2
VEN_LOW
RFOUT_HI
VEN_HI
GND1
RFIN_HI
CPL
D
N
G
P
DNI
C157
33p
C152
DNI
L151
0.5p
L150
33p
C153
2.2u
C154
DNI
L101
PWR_DET_IN
PRX_AWS_M
PRX_AWS_P
PRX_W900_P
TX_AWS
AWS_ON
W2100_ON
TRX_W2100
aws_dpx_tx_in
w900_dpx_tx_in
TX_W2100
TX_W900
PRX_W2100_M
PRX_W2100_P
W900_ON
R0
R0
TRX_W900
PRX_W900_M
TRX_AWS
Band8 : 900
Band 1 : 2100
RF WCDMA
Band 4 : AWS