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Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
6. CIRCUIT DIAGRAM
SW1100
G1
ANT
G2
R1108
10K
R1109
750KTOL=0.01
R1110
3.3M
8.2n
L1129
C1110
4.7u
C1163
100p
100p
C1164
VREG_L6_1V8
100p
C1160
L1136
DNI
DNI
L1137
C1145
3.9p
L1148
27n
DNI
L112
6
C1152
DNI
VREG_L14_2V75
CN1102
MBV62562001
FEED
MBV62562001
CN1103
FEED
SW101
4
3
2
1
ANT
COMMON
G3
G4
FL1105
IN
1
OUT
4
G1
2
G2
3
G3
5
DNI
L112
5
L1131
DNI
22n
L1135
22n
L1118
C1142
0.1u
6.3V
C1141
100
p
100p
C1143
L1144
2.7n
C1113
10u
L1127
10n
SFMG2BAD001
U1
4
5
3
6
2
7
1
8
GND4
VD
D
VCTR
L
RFIN
GND3
GND1
RFOUT
GND2
C1144 100p
L1146
8.2n
DNI
L1132
DNI
L1130
100p
C1159
L1120
DNI
FB1140
?
L1121
DNI
DNI
L1105
L1138
2n
FL1101
881.5MHz
IN
1
OUT
4
G1
2
G2
3
G3
5
L1108
DNI
100p
C1107
L1107
DNI
C1108 100p
100p
C1106
C1161
100p
100p
C1112
L1124
15n
15n
L1140
L1147
2.2n
L1106
DNI
22p
C1109
+VPA_BATT0
+VPA_BATT0
C1150 100p
C1149 100p
DNI
C1118
C1116
DNI
DNI
C1115
C1117
DNI
DNI
C1121
L1102
1.2n
2n
L1139
DNI
C1120
C1119
DNI
C1114
0.1u
FL1100
4
3
2
1
5
10
6
7
8
9
GSM1900_OUT
GND6
GND5
GSM1800_OUT
GND7
GND4
GSM1800/1900_IN
GND1
GND2
GND3
0
R1105
L1101
100n
C1101
18p
R1107
4.7K
8.2n
L1128
100p
C1165
U1100
EAT62073401
SKY77573-31
43
42
41
40
39
37
38
35
36
34
26
27
28
29
30
31
32
33
23
22
9
12
7
20
21
19
15
2
18
8
10
11
14
16
17
13
1
25
6
5
4
3
24
TRX1
GND3
VCC1
VCC2
GND4
GND17
GND1
GND11
GND14
GND13
GND12
GND9
GND8
GND6
RX
1
GND2
AN
T
SPDT_I
N
SPDT_OU
T
RX
2
GND5
GND10
GND7
GND15
GND16
NC1
VBATT
GND20
TRX4
GND19
TRX3
GND18
TRX2
NC2
RF_I
N
SPD
T
SW
0
SW
1
HB_E
N
LB_E
N
MODE
0
MODE
1
PGND
PA0_R_0
PA0_R_1
WTR_TX1_OUT
WTR_PRX_MB_3_IN
GNSS_ELNA_EN
WTR_PRX_LB_2_IN
WTR_GNSS_RF_IN_1
SPDT_SEL
ANT0_SW_SEL_0
ANT0_SW_SEL_1
ANT0_SW_SEL_2
ANT0_SW_SEL_3
RADIATION_PWR_ANT
TX_MODULE_TRX_2
TX_MODULE_TRX_1
TX_MODULE_TRX_4
EXT LNA + Filter
Single SIM => FL1105 DNI
B1
B8
G1800 RX
G1900 RX
WB5/B8 TRX,G850/900 RX
TRX3
W B2 TRX
G850/900 TX
G850/900 TX
G850/900 TX
G1800/1900 TX
G1800/1900 TX
G1800/1900 TX
G1800/1900 TX
W B1/B4 TRX
G850/900 TX
SPDT_SEL
for W7 CI (06/07)
For TMUS
Others
+VPWR
B5
B4
B2
B5
B1
B2
B2/B4/B5
GSM Quad
GSM Quad
G900 RX
+VPWR_BOOST_BYPASS
B1/B2/B5
G900 RX
Delete with resistor component(DNI or 0ohm)
GSM Quad
B1/B2/B8
G850
EAM62732801
EAM62732901
G900
SWAP the RX Filter
< 1-1-1-1_ANT_WCDMA_DUAL_DRX >
B2
B1
Use the port specified by the operator
B8
TRX_MODULE_TRX2
TRX_MODULE_TRX3
L
L
-
H
L
H
-
L
-
H
H
L
L
H
H
-
Place matching components near WTR
WFR2600
RX_LB1_IN
RX_LB2_IN
RX_MB1_IN
RX_MB2_IN
EU/GLOBAL
TMUS
ISRAEL
B2
ASIA
B8
B1
B4
B1
ANT3 (GPS,GNSS,DRX B8)
L
L
L
-
-
H
-
-
H
L
L
H
L
L
ANT1 (GSM Quad / WCDMA B1, B2, B4, B5, B8)
RX_G1800
RX_G1900
H
H
L
L
H
L
L
L
L
H
L
L
L
L
L
L
L
L
H
H
L
H
L
L
H
L
L
L
H
LB_LPM
H
L
L
H
L
L
H
L
L
H
L
L
L
H
L
L
L
L
H
L
L
TRX4
G900/850 RX
TRX2
TRX1
HB_ULPM
HB_LPM
HB_MPM
HB_HPM
LB_ULPM
LB_MPM
LB_HPM
PA0_R1
PA0_R0
ANT0_SW_SEL3
ANT0_SW_SEL2
ANT0_SW_SEL1
ANT0_SW_SEL0
Band
L
L
L
L
H
RX2
RX1
L
H
H
-
H
H
-
H
-
H
H
TRX_MODULE_TRX4
-
TRX_MODULE_TRX1
H
G850 RX,
G1800, G1900
TXM LOGIC(SPDT OFF)
Single SIM => DNI
option)
6. CIRCUIT DIAGRAM