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Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
DNI
C1005
HJ-ICT-06Y
ANT1005
1
C1001
12p
C1010
100p
SW1000
43
21
ANT COMMON
G3 G4
C1128
DNI
1
2
C1003
DNI
L1001
15n
C1076
1n
ANT1001
HJ-ICT-06Y
1
DNI
C1004
HJ-ICT-06Y
ANT1002
1
C1002
6.8p
C1008
100p
C1009
100p
3.3n
C1007
ANT1003
HJ-ICT-06Y
1
L1002
2n
ANT1006
L1040 10n
L1041
10n
2
1
L1026
DNI
2
1
FL1005
532
41
IN OUT
G1 G2 G3
L1028
0
21
1n
C1098
100n
L1027
ANT1004
R1011
110
R1007
91
R1008
91
21
R1013
130
R1006
130
R1012
130
21
L1037 100p
C1127
1.2p
L1015
4.7p
L1016
0.5p
c1104
8.2n
L1029
6.8n
L1031
6.8n
C1103
DNI
U1000
N13
K10
K9
K8
K7
K6
K5
K4
J10
J9
J8
J7
J6
J5
J4
H10
H9
H8
H7
H6
H5
H4
G10
G9
G8
G7
G6
G5
G4
F10
F9
F8
F7
F6
F5
F4
E10
E9
E8
E7
E6
E5
E4
D10
D9
D8
D7
D6
D5
D4
N7
N4
N1
M12
M11
M10
M9
M4 K12
H12
G12
F12
E2
C2
B11
B8
B7
B2
A13
A1
M5
M8
N8
M13
N12
N6
N3
M6
L12
G2L13
F13K13
F2A2
B10A12
B6G13
B1
A6D12
A5E12
H2D13
H1E13
F1
D2B12
D1C12
A11
B13
A3C13
N2J13
J12
M2
M1H13
L2
L1N11
N10
K1
K2N9
J2
J1A7
A8
G1A9
N5
E1B9
A10
B4
B3M3
B5C1
A4M7
RF_ON
TX_IP
TCXO
TX_IN
SBDT TX_QP
TX_QN
LB_RF_OUT1
LB_RF_OUT2 VTUNE1
VTUNE2
HB_RF_OUT1
VTUNE_GPS
HB_RF_OUT2
HB_RF_OUT3 PRX_QP
PRX_QN
WPRXLBP PRX_IP
PRX_IN
WPRXHBP
WPRXHBM
DRX_QP
DRX_QN
WDRXLB
DRX_IP
DRX_IN
WDRXHB1
WDRXHB2
NC
GCELL_INP
DAC_IREF
GCELL_INN
VDDA1_1
EGSM_INP
VDDA1_2
EGSM_INN
VDDA1_3
VDDA1_4
DCS_INP
VDDA1_5
DCS_INN VDDA1_6
GPCS_INP
VDDA2_1
GPCS_INN
VDDA2_2
VDDA2_3
GPS_IN VDDA2_4
PDET_IN
VDDA2_5
TX_RBIAS
VDDA2_6
WPRXSE1 VDDA2_7
WPRXSE2 VDDA2_8
VDDA2_9
VDDA2_10
VDDA2_11
VDDA2_12
WPRXSE2_OUT
WPRXSE1_OUT
WB_MX_INP
WB_MX_INM
VDD_MSM
GND1
GND2
GND3
GND4
GND5
GND6
GND7
GND8
GND9
GND10
GND11
GND12
VDDA1_7
WPRXLBM
GND13
GND14
GND15
GND16
VDDA1_8
VDDA2_13
GND28
GND18
GND40
GND45
GND21
GND55
GND61
GND17
GND30
GND19
GND44
GND48
GND59
GND23
GND26
GND32
GND39
GND46
GND52
GND54
GND62
GND24
GND31
GND38
GND43
GND49
GND22
GND60
GND27
GND35
GND41
GND20
GND51
GND57
GND64
GND29
GND34
GND37
GND42
GND50
GND56
GND65
GND25
GND33
GND36
GND47
GND53
GND58
GND63
GND66
DNI
C1108
C1064 4.7u
C1075
0.1u
C1036 0.1u
R1020
12
C1038
10u
0.1uC1037
C1033 4.7u
FL1003
2140MHz
52
4
31
IN
OUT
_OUT
G1 G3
7.5nC1040
FL1007
75
8
4 9
2
3
16
ANT RX1
TX
GND1
GND5GND2
RX2
GND3 GND4
FL1004
532
41
IN
OUT
G1 G2 G3
1.5n
c1085
DNI
C1137
C1019 1n
1.8p
C1079
3.9n
L1034
U1002
6 5
7 4
8 3
9 2
10 1
11
PGND
VCC1VCC2
RFINRFOUT
VMODE_1CPL_IN
VMODE_0GND
VENCPL_OUT
DNI
C1117
R1026
430
C1113
DNI
0.1uC1051
C1069 0.1u
1.2n
L1017
L1032
3.3n
0.1uC1068
0.1uC1067
C1109
100p
C1110
100p
49.9
R1022
DNI
L1003
2
C1112
0.5p
C1084
1.2n
15n
L1005
C1066 0.1u
0.1uC1063
4.7uC1059
C1060 0.1u
4.7uC1072
0.1uC1065
C1028 7.5n
DNI
L1006
1.2nC1024
R1023
12
R1017
51
8.2p
L1019
1.2nC1022
L1004
4.7n
FL1002
4
3
2
1
5 10
6
7
8
9
GSM1900_Bal_OUT2
GSM1900_Bal_OUT1
GSM1800_Bal_OUT2
GSM1800_Bal_OUT1
GND5GND4
GSM1800/1900_IN
GND1
GND2
GND3
L1007
DNI
C104110p
10pC1048
C1091
DNI
15n
L1008
10n
L1012
L1035 8.2n
8.2nL1036
L1020
1.8n
VREG_RF_2.7V_RTR
VDD_RX
VBAT
DNI
L1013
C1083
DNI
10n
C1089
C1105
18p
L1024
1.5n
0.1u
C1106
C1125
DNI
R1002
2.2K
100pC1078
C1073
22p
1
2
C1071 0.1u
1
2
100p
L1014
6.8n
L1011
VBAT
U1001
16
15
14
13
12
11
10
17
9
8
7
6
4
3
28
1
44
43
42
41
40
39
38
37
36
35
32
33
34
24
23
22
29
30
31
18
21
25
20
26
19
27
5
2
GND2
GND5
GND13
TRX1
ANT
TRX2
GND12
TRX3
VRAMP
PGND3
PGND2
PGND1
GND10
TRX4
GND11
PGND6
PGND5
PGND4
PGND7
PGND8
PGND9
PGND10
PGND11
PGND12
PGND13
PGND14
PGND15
PGND16
GND1
GND14
GND3
GND4
GND6
GND7
GND8
TX_HB_IN
TXEN
TX_LB_IN
BS2
BS1
VBATT
VCC
GND9
MODE
100p
C1074
1
2
33pC1054
2
12KR1004
100pL1010
1
100p
C1039
1
2
C1086
DNI
C1077 0.1u
R1014 1K
6.8p
C1115
FL1009
532
41
IN OUT
G1 G2 G3
8.2n
L1009
2
1
0.1uC1032
1
2
DNI
C1124
1.2p
C1116
C1082
330p
100p
C1094
VBAT
C1097
680p
39p
C1047
1
2
C1093
100p
DNI
C1114
33pC1018
VREG_MSME_1.8V
C1061 4.7u
1
2
C1034 0.1u
1
2
10nC1016
1
2
0.1uC1058
1
2
33
C1131
C1132
1.8n
VDD_RX
C1017 10n
1
2
C1056 DNI
VREG_SMPS_2.1V
110
R1019
21
DNI
C1126
1
2
150p
C1025
1
2
150p
C1020
150p
C1012
C1006
150p
R1001
0
R1000 0
C1053 10u
R1018
110
C1095
680p
C1080
330p
1
2
2.2u
C1081
68
C1090
C1096
2.2u
1
2
C1129 4.7p
C1123
DNI
1
2
FL1006
75
84
92
3
16
ANT
RX
TX
GND1 GND6
GND2 GND5
GND3 GND4
C1107
DNI
L1038 3.3n
DNI
R1027
L1033
5.6n
FL1008
532
41
IN
OUT
G1 G2 G3
100p
C1134
100p
C1046
C1111
1.8n
100p
C1135
U1004
4
3
5
2
6
1
7
PGND
NC1
VDD
RF_IN
RF_OUT
NC2
VSD
R1021
12
21
1n
C1118
1
2
3.3p
L1022
1.5n
L1018
1.2nC1013
L1021
1.2p
L1030
1.5n
L1039 33p
1.8p
C1092
C1133
DNI
FL1001
4
3
2
1
5 10
6
7
8
9
GSM900_Bal_OUT2
GSM900_Bal_OUT1
GSM850_Bal_OUT2
GSM850_Bal_OUT1
GND5GND4
GSM850/900_IN
GND1
GND2
GND3
U1003
6 5
7 4
8 3
9 2
10 1
11
PGND
VCC1VCC2
RFINRFOUT
VMODE_1CPL_IN
VMODE_0GND
VENCPL_OUT
R1024
430
0
C1136
TCXO_RTR_19.2MHZ
GSM_PA_RAMP
TX_ON
TX_I_P
TX_I_M
TX_Q_P
TX_Q_M
RX0_I_P
RX0_I_M
RX0_Q_M
RX0_Q_P
RX1_I_P
RX1_I_M
RX1_Q_M
RX1_Q_P
GPS_MODE
RTR6285_SSBI
PA_ON0
ANT_SEL2
PA_R0
PA_R0
ANT_SEL1
ANT_SEL0
PA_ON1
3G_PAM_MODE
3G_PAM_MODE
DAC_REF
VREG_RF_2.7V
VREG_SMPS_2.1V|VSNS_RF_SMPS
RX_PCS_P
RX_PCS_P
RX_PCS_M
RX_PCS_M
RX_DCS_M
RX_DCS_M
RX_GSM_900_P
RX_GSM_900_P
RX_GSM_900_M
RX_GSM_900_M
RX_GSM_850_P
RX_GSM_850_P
RX_GSM_850_M
RX_GSM_850_M
VREG_RF_2.7V_RTR
VREG_RF_2.7V_RTR
WB2100_MIX_INM
WB2100_MIX_INM
WB2100_MIX_INP
WB2100_MIX_INP
RX_WCDMA_HB
RX_WCDMA_HB
RX_WCDMA_1900_LNA_OUT
RX_WCDMA_1900_LNA_OUT
RX_WCDMA_2100_LNA_OUT
RX_WCDMA_2100_LNA_OUT
GPS_IN
GPS_IN
W850_W900_TX_OUT
W850_W900_TX_OUT
PDET_IN
PDET_IN
RX_WCDMA_900_P
RX_WCDMA_900_P
RX_WCDMA_900_M
RX_WCDMA_900_M
W1900_W2100_TX_OUT
W1900_W2100_TX_OUT
W1900_W2100_RTX
W1900_W2100_RTX
W850_W900_RTX
W850_W900_RTX
RX_DCS_P
RX_DCS_P
GSM_PA_EN
DCS_PCS_TX
DCS_PCS_TX
GSM850_GSM900_TX
GSM850_GSM900_TX
GSM900(880-915MHz)
GSM850(824-849MHz)
DCS(1710-1785 MHz)
PCS(1850-1910 MHz)
10dB
13dB
Band I
GSM QUAD
LOW
WTRX_HB
ANT_SEL0
1%
+2.7V
0603
Near To RTR
ANT_SEL1 ANT_SEL2
GRX_HB
GRX_LB
GSM(925-960 MHz)
DCS(1805-1880 MHz)
PCS(1930-1990 MHz)
2mm
TX_EN
GSM(869-894 MHz)
LOW
ANTENNA SWITCH MODULE LOGIC(SKY77584)
LOW
HIGH HIGH
LOW LOW
HIGHLOW
LOW
HIGH
HIGH HIGH
GTX_HB
STAND-BY
GTX_LB
HIGH
WTRX_LB
LOW
LOWLOW
HIGH
LOW
LOW
HIGH
HIGH
LOW
LOW
HIGH
LOW
LOW
WCDMA DUAL
Band VIII
Close to pin1
8dB
LOW
WCDMA RX 2100 LNA Circuit
Near To LNA
LNA for the GPS
W2100 RX(2110 - 2170 MHz)
ATTEN -> DNI
7. CIRCUIT DIAGRAM
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