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Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
6. CIRCUIT DIAGRAM
C1075
330p
L1037
DNI
FL11021
5
2
6
4
3
1
VD
D
GND
PORT
2
ANT
PORT
1
VCTL
+VPWR_RF
VPA
2.4n
L1026
VPA
FL1005
4
3
5
2
6
1
IN
G3
G1
NC
OUT G2
+2V7_VREG_L16
FL11024
6
3
5
2
4
1
IN
Termination_Port
GND1
GND2
OUT
Coupling
+1V8_VREG_S3A_RF
C1016
10n
U11007
EAN62765901
ACPM-9007-TR1
6
7
4
8
3
5
9
2
10
1
11
PGND
VCC1
VCC2
RFIN
RFOUT
VEN
NC
ISO
VMODE
GND
CPL
100p
C1020
C1099
100p
C1044
33p
C1205
33p
+2V7_VREG_L16
FL1015
3
9
7
5
6
1
4
10
8
2
GND1
PORT1-
PORT3-
PORT2-
PORT3+
CTL
PORT2+
PORT1+
VDD
GND2
C11138
100p
C1204
33p
C1053
33p
L11028
3.3n
L1047
8.2n
L11114
DNI
C1048 12n
12n
C1034
DNI
L1021
R1034
49.9
SW1003
4
3
2
1
ANT
COMMON
G3
G4
SW1002
ENWY0003901
UFL-R-SMT10
G1
ANT
G2
U1000
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
RFOUT_GSM_HB
RFIN_B26
RFIN_B5_B8
GND1
VIO
GND13
RFIN_B1_B2
RFIN_GSM_HB
GND7
GND6
RFIN_GSM_LB
VBATT
GND3
SCLK
GND8
RFIN_B4
GND5
GND9
GND11
GND10
GND2
GND4
SDATA
RFOUT_GSM_LB
GND12
RFOUT_B4
RFOUT_B2
RFOUT_B5_B26
GND14
RFOUT_B8
VCC1
VCC2
VCC_GSM
RFOUT_B3
GND15
RFOUT_B1
GND16
NC
GND17
GND18
GND19
GND20
PGND
L1012
0.5p
L1013
0.5p
U1005
EAT61914401
DGM337M06
46
45
44
43
42
41
17
40
13
12
18
26
19
31
21
20
38
39
3
28
1
27
2
11
4
22
5
23
24
34
25
32
33
29
35
30
36
16
8
15
10
14
9
37
7
6 RX_BAND2_1
RX_BAND2_2
VI
O
GSM_HB_RX_1
GND8
GSM_HB_RX_2
RX_BAND5_1
GND4
RX_BAND5_2
VD
D
TRX3
GND14
GSM_LB_TX
GND1
3
GND1
2
TRX1
AN
T
TX_BAND2
GND11
GND3
TX_BAND1
RX_BAND1_2
GND5
GND2
TX_BAND8
GND1
GSM_HB_TX
RX_BAND1_1
SCLK
SDAT
A
GND10
TRX2
TRX4
RX_BAND8_2
TX_BAND5
RX_BAND8_
1
GND6 GND7
GND1
5
GND9
GND1
6
GND1
7
GND1
8
GND19
GND20
GND2
1
VPA
C1027 1.5n
C1042 1n
C1209
1n
C1010
4.7u
DNI
L1103
100p
C1113
C1112
100p
R1031
330
L1088
3.6n
L1094
0.5p
1.8p
L1096
L11097
10n
10u
C1009
DNI
C1146
L1083
100n
DNI
L1051
DNI
L1062
C1234
33p
1.5n
L1098
3.3n
L1097
L1101
15n
C1014
33p
8.2n
C1147
C1123 1.2n
C11019
33p
U1001
EAN62778301
ACPM-9020-TR1
6
7
4
8
3
5
9
2
10
1
11
PGND
VCC1
VCC2
RFIN
RFOUT
VEN
NC
ISO
VMODE
GND
CPL
C11077
330p
L1028
10n
C1035 1n
C1028
7p
C1011
33p
L1099
8.2n
C1056 12n
L1102
100n
L1031
DNI
C1037
7p
L1024
1p
L1018
9.1n
C1015 3.3n
FL1012
842MHz
5
2
3
4
1
IN
OUT
G2G1
G3
FL1010
EAM62672701
B8091
7
5
8
4
9
2
3
1
6
ANT
RX1
TX
GND1
GND5
GND2
RX2
GND3
GND4
L1101
27n
L1061
DNI
DNI
L1063
C1074 82p
12n
C1029
C111
4
1n
L1008
DNI
L1006
DNI
DNI
L1000
L1001
DNI
L1043
DNI
L1014
0.5p
C1008
33p
33p
C1038
DNI
L1025
33p
C1030
DNI
L1022
C1022 2.4n
L1100
27n
C1043
4.7p
DNI
L1016
C1001
33p
C1006
33p
DNI
L1007
C1021 1n
1p
L1042
+VPWR_RF
C11162 2.7p
VPA_GS
M
C1000
33p
1p
L1038
C1058 2n
+1V8_VREG_S3A_RF
2.2n C1059
L1020
DNI
DNI
L1019
L11094
3.3n
C1002
33p
C1012 33p
R1039
49.9
L1114
DNI
L1113
DNI
C11122
100p
100p
C11128
10n
C11117
100p
C11130
C1206 1n
100p
C11137
L11032
33p
C11089
33p
C1109
1n
L11027
33p
C11120
100p
1n
C1103
FL11206
3
9
7
5
6
1
4
10
8
2
GND1
PORT1-
PORT3-
PORT2-
PORT3+
CTL
PORT2+
PORT1+
VDD
GND2
C11082
33p
C1084
100p
100p
C1085
C1003
1n
+VPWR_RF
C1119
100p
L1059
12n
L1009
4.7n
R1032
330
L1002
0.5p
L1015
0.5p
L11096
2.2p
FL1014
7
5
8
4
9
2
3
1
6
ANT
RX1
TX
GND1
GND5
GND2
RX2
GND3
GND4
C11139
10n
C1036
33p
100p
C1120
C1007
DNI
C11129
1.5p
C11079
33p
L11084
3.3n
L11085
DNI
C11171 1p
FL11019
9
5
8
4
7
2
3
6
1
RX
ANT
TX
GND1
GND4
GND2
OPT
GND3
GND6
L1093 3.9n
C1163 1n
C11088
4.7n
L1089
6.8n
C11078
4.7u
C1076
4.7u
C1005
10u
C11135 1.8n
L11091
3.3n
1p
C1172
SW1000
ENWY0003901
UFL-R-SMT10
G1
ANT
G2
C1124
1.8n
L1029
DNI
1p
L1039
C11170
100p
C1094
4.7u
SW1001
4
3
2
1
ANT
COMMON
G3
G4
U1101
8
7
6
5
9
4
10
3
11
2
12
1
13
14
15
16
17
PGND
NC
RF
2
GND7
RF
1
GND1
GND6
VDD
ANT
V2
GND5
V1
GND4
GND2
RF
4
GND3
RF
3
C1207 1n
R1033
20
R1041
330
R1042
20
R1040
330
GND
GND
GND
GND
GND
RFFE1_DATA
RFFE1_CLK
+2V7_VREG_L16
+2V7_VREG_L16
+2V7_VREG_L16
TX_OUT_B1_B2
PRX_B1_INM
PRX_B1_INP
PRX_B5_G850_INP
PRX_B5_G850_INM
TX_OUT_B3_B4
PRX_G1800_G1900_INP
PRX_G1800_G1900_INM
PRX_B8_G900_INP
PRX_B8_G900_INM
TX_OUT_B5_B8
TX_OUT_GSMHB
PRX_SW_SEL0
PA0_R1
PA0_R1
PRX_B2_B3_INP
PRX_B2_B3_INM
PRX_B20_INM
TX_OUT_B7_B38_B40
TRX_SW_SEL0
WTR_PDET_IN
TRX_SW_SEL1
PRX_B7_B38_B40_INP
PRX_B7_B38_B40_INM
PRX_B20_INP
PA_ON1_L20
TX_OUT_B20
TX_OUT_GSMLB
RFFE2_DATA
RFFE2_CLK
LTE_B7_B40_SW_CTL1
LTE_B7_B40_SW_CTL1
PA_ON2_L7
TX_ANT_B8
TX_ANT_B8
PRX_B3_P
PRX_B3_P
TX_ANT_B1
TX_ANT_B1
TX_ANT_B5
TX_ANT_B5
TX_ANT_GSMLB
TX_ANT_GSMLB
PRX_B2_INP
PRX_B2_INP
PRX_B2_INM
PRX_B2_INM
TRX_ANT_B3
TRX_ANT_B3
PRX_L7_INP
PRX_L7_INP
PRX_L7_INM
PRX_L7_INM
TRX_ANT_B20
TRX_ANT_B20
TX_ANT_B2
TX_ANT_B2
TX_ANT_GSMHB
TX_ANT_GSMHB
B7_CPL_OUT
B7_CPL_OUT
PRX_B3_M
PRX_B3_M
TRX_SW_SEL0
1.0_07/02
STANDBY
State
D6
D5
D4
D3
D2
REV_A(04/22)
D1
D0
1
DCS1800 Rx
0
1
1
1
0
Switch Control Register (VIO = 1)
0
0
0
0
0
0
LTE B20
LTE B3
0
0
0
REV_A(04/26)
0
0
REV_A(04/26)
REV_A(04/26)
0
WCDMA B8
0
WCDMA B5
GSM1800/1900 Tx
0
0
0
0
0
0
0
GSM850/900 Tx
0
REV_B(05/18)
1
0
0
0
RF4
0
0
0
0
0
0
0
0
0
PCS1900 Rx
1
WCDMA B2
L
H
H
1
0
0
1
WCDMA B1
H
0
0
0
0
PRX_B3_B4
LOW
HIGH
PRX_B2_G1900
0
B_5/24
TRX_B7
SKY77629 need external CPL
G1800/G1900
(R-005845)
HC-PA_APT_MIPI
PRX_B2_B3
QCT REVIEW
12/27
0322
B20_RX
ANT2 (LTE B7)
ANT1 (GSM Quad / WCMDA 1, 2, 5, 8 / LTE 1, 3, 8, 20)
B20_TX
B8
B3
HCPA(Change from ACPM-7700 to SKY77629)
B5
-3dB ATN
REV_A(04/22)
G850/G900
B2
TRX_B20
Need to adjust Atten
B1
12/17
1
0
1
1
VDD : High
LTE_B7_B40_SW_CTL1
H
L
QCT REVIEW
REV_B(05/26)
(R-005838)
03/27 Delete
TRX_B7
RF1
TX_B40
H
VDD : Low - Standby
REV_A(05/18)
REV_B Delete(05/18)
VDD : High
TX_B40
TRX_B7
REV_B Change(05/18)
L
H
L
REV_B(05/18)
REV_B(05/18)
L
LTE_B7_B40_SW_CTL1
L
RF3
TRX_SW_SEL1
RF2
1_6/27
REV_A(04/22)
REV_A(04/22)
REV_A(04/22)
REV_A(04/22)
0
0
0
1
1
0
0
0
0
1
1
1
0
0
1
1
1
0
0
1
0
0
0
1_6/27
-3dB ATN
REV_1.0 (06/28)
1.0_6/28
1.0_06/28
1.0_06/28
REV_1.0 (06/28)
REV_1.0 (07/01)
1.0_07/02
REV_1.0(07/04)
REV_1.0(07/04)
6. CIRCUIT DIAGRAM