LG LG-P715 - 7 Circuit Diagram

- 164 -
Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
CN1001
FEED
VREG_SMPS_2.1V
5.6n
L1025
2.2p C1111
C1119
36
L1055 100p
DNI
C1109
C1115 2.2p
4.7p L1022
4.7p L1020
L1021
4.3n
8.2n
C1057
C1053
DNI
2.7n
C1054
FL1005
75
84
92
3
16
ANT
RX
TX
GND1 GND6
GND2 GND5
GND3 GND4
R1018
27K
L1027
100p
100p C1065
1.8n
C1096
C1080
DNI
C1078 100p
C1083
3.9n
100p L1046 100p C1095
C1067
DNI
C1079
2.2n
L1035
1.8n
100p
C1063
C1082
0.75p
C1128
0.5p
C1114
68
6.8n
L1045
L1038
3n
C1088
8.2p
C1089
6.8p
12n
L1029
L1039
1n
FL1003
75
84
92
3
16
ANT
RX
TX
GND1 GND6
GND2 GND5
GND3 GND4
L1044
10n
C1068
DNI
2.2nC1001
C1019 1.2n
L1001
2.7n
1.2nL1009
L1051
PESD5V0F1BL
C1130
2p
L1026
6.2n
L1004
0.5p
C1077
0.5p
C1129
1n
L1050
8.2n
C1097
3.9n
L1034
0.5p
L1032
1n
68
R1003
100
R1004
C1094 10n
R1005
100
2.7n
L1017
L1005
100n
C1102
DNI
1n
C1122
100p L1028
56n
L1008
100p C1026
L1015 2.7p
L1018 2.7p
C1113
DNI
2.2p L1013
2.2p L1010
C1014 1.8p
SW1002
43
2
1
ANT
COMMON
G3 G4
C1034
DNI
C1024 1.8p
3.9p C1073
C1085 3.9p
C1075
DNI
L1037 100p
C1031 33p
100p C1076
C1012
33p
39n
C1025
R1019
DNI
3pC1116
9.1n
L1058
DNI
C1081
C1070
0.1u
33p
C1008
33p
C1011
R1012
1K
R1020
DNI
C1035
DNI
DNI
L1030
L1007
18n
C1036
DNI
L1052
DNI
DNI
L1049
5.6n
L1014
18n
L1057
3.3n
L1047
C1121
1n
4.7n
L1016
15n
L1012
C1118
6.8n
100p
L1033
1n
C1126
DNI
C1038
C1117
1n
DNI
L1059
L1040
1.2n
L1036
1.2n
R1002
2.2K
L1031
1n
U1007
3
2
5
4
1
RF_IN
FIL_OUT
VDD
S_D
GND
942.5MHz
FL1011
45
1
32
G1
O1
IN
G2 O2
FL1012
1960MHz
45
1
32
G1
O1
IN
G2 O2
L1041
100p
L1043
DNI
L1023
100p
DNI
C1074
100p
L1042
C1092
DNI
C1123
2.2u
1n
C1124
C1125
2.2u
68
R1007
R1009
100
C1066
2.2u
100
R1008
L1019
DNI
C1037
DNI
+VPWR
L1048
3.3n
L1056
3.3n
C1107
DNI
R1017
12
L1053
4.7n
R1013
12
DNI
C1100
6.8p
C1110
1575.42 MHz
FL1009
52
41
3
G3
IN OUT
G1 G2
C1099
DNI
C1108
DNI
VREG_RF_2.7V
C1060
0.1u
22p
C1058
SW1001
G1
ANTG2
881.5MHz,942.5MHz
FL1001
103
52
81
9
6
74
IN_881_5 OUT_881_5_1
OUT_881_5_2
OUT_942_5_1
IN_942_5 OUT_942_5_2
GND1 GND3
GND2 GND4
FL1006
2140MHz
45
1
32
G1 O1
IN
G2 O2
39p
C1015
47p
C1033
C1059
100p
FL1002
1842.5MHz,1960MHz
103
52
81
9
6
74
IN_1842_5 OUT_1842_5_1
OUT_1842_5_2
OUT_1960_1
IN_1960 OUT_1960_2
GND1 GND3
GND2 GND4
U1002
GND1
2
VBATT
5
GND10
27
GND2
19
GND9
26
GND3
20
GND8
25
GND4
21
ANT
18
PGND3
31
PGND2
30
PGND1
29
GND5
22
GND6
23
GND7
24
PGND6
34
PGND5
33
PGND4
32
PGND7
35
PGND8
36
PGND9
37
PGND10
38
PGND11
39
PGND12
40
PGND13
41
PGND14
42
PGND15
43
PGND16
44
HB_IN
1
GND11
28
LB_IN
3
VAPC
4
BS2
6
BS1
7
TXEN_
8
MODE
9
WCDMA3
17
TEMP
10
RX4
11
RX3
12
RX2
13
RX1
14
WCDMA1
15
WCDMA2
16
C1013
150p
150p
C1010
150p
C1003
150p
C1002
VREG_SMPS_2.1V
C1018
4.7u
4.7u
C1029
10n
C1007
C1006
10n
C1016
1n
100p
C1005
C1009
1n
C1017
0.1u
100p
C1004
VREG_RF_2.7V
0.1u
C1027
R1010 12K
VREG_RF_2.7V_RTR
C1056
4.7u
0.1u
C1044C1040
4.7u 0.1u
C1041
C1042
4.7u 4.7u
C1045
0.1u
C1046
C1047
0.1u
C1048
0.1u 0.1u
C1049
4.7u
C1052
C1051
0.1u0.1u
C1050
C1023
0.1u
0.1u
C1022
0.1u
C1021
C1020
0.1u
U1001
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
L1002
DNI
L1003
DNI
R1001
0
C1032
10u
897.5 MHz
FL1004
5 3 2
4 1
INOUT
G1G2G3
1950MHz
FL1007
5 3 2
4 1
INOUT
G1G2G3
22p
C1101
C1112
22p
22p
C1120
L1054
2.7n
C1106
10p
U1006
9
8
7
6
5
10 4 11 3 12 2 13 1
14
15
16
17
PGND
RFOUTM
RFOUTH
RFOUTL
NCRREF
VGSVEN1
VCCVEN2
RFGNDH1RFINL RFGNDH2
RFINM
RFINH
RFGNDM1
RFGNDM2
VREG_RF_2.7V
C1093
10p
+VPWR
+VPWR
49.9
R1011
R1016
100
U1003
6
7 4
8 3
5
9 2
10 1
11
PGND
VCC1VCC2
RFINRFOUT
VEN
NCISO
VMODEGND
CPL
FL1010
5 3 2
4 1
INOUT
G1G2G3
1880,1960MHz
FL1008
75
84
92
3
16
ANT RX
TX
GND1 GND6
GND2 GND5
GND3 GND4
L1011
DNI
L1006
DNI
18p
C1104
0.1u
C1105
U1004
6
7 4
8 3
5
9 2
10 1
11
PGND
VCC1VCC2
RFINRFOUT
VEN
NCISO
VMODEGND
CPL
DNI
C1098
U1005
6
7 4
8 3
5
9 2
10 1
11
PGND
VCC1VCC2
RFINRFOUT
VEN
NCISO
VMODEGND
CPL
0.1u
C1043
0.1u
C1039
C1055
0.1u
100p
C1103
10u
C1028
100p
C1069
100p
C1086
100p
C1087
100pC1030
R1015
100
R1014
68
L1024
DNI
VREG_MSME_1.8V
GND
GND
DAC_REF
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
PA_ON1
PA_R0
PA_R0
PA_R0
GPS_IN
GPS_IN
ANT_SEL0
ANT_SEL0
ANT_SEL3
ANT_SEL2
ANT_SEL2
ANT_SEL1
+VPWR
RX_WCDMA_1900_P
RX_WCDMA_1900_P
RX_WCDMA_1900_M
RX_WCDMA_1900_M
GSM900_RX_P
GSM900_RX_P
GSM900_RX_M
GSM900_RX_M
WCDMA_1900_RTX
WCDMA_1900_RTX
WCDMA_2100_RTX
WCDMA_2100_RTX
RX_WCDMA_900_P
RX_WCDMA_900_P
RX_WCDMA_900_M
RX_WCDMA_900_M
WCDMA_1900_TX_OUT
WCDMA_1900_TX_OUT
WCDMA_900_RTX
WCDMA_900_RTX
DCS_RX_M
DCS_RX_M
DCS_RX_P
DCS_RX_P
GSM850_RX_M
GSM850_RX_M
GSM850_RX_P
GSM850_RX_P
WCDMA2100_RX_LNA_OUT
WCDMA2100_RX_LNA_OUT
PCS_RX_M
PCS_RX_M
RX_WCDMA_2100_MIX_INM
RX_WCDMA_2100_MIX_INM
RX_WCDMA_2100_MIX_INP
RX_WCDMA_2100_MIX_INP
WCDMA_2100_TX_OUT
WCDMA_2100_TX_OUT
WCDMA_900_TX_OUT
WCDMA_900_TX_OUT
VREG_RF_2.7V_RTR
PDET_IN
PDET_IN
GSM_HB_TX
GSM_HB_TX
GSM_LB_TX
GSM_LB_TX
RX_WCDMA_2100
RX_WCDMA_2100
PCS_RX_P
PCS_RX_P
TCXO_RTR_19.2MHZ
GSM_PA_RAMP
TX_ON
PA_ON2
897.5MHz, 942.5MHz
1950MHz, 2140MHz
Near To RTR
W1900
W1900
Near To LNA
LNA for the GPS
for contacting to GND
W2100
W2100 TX(1920 -1980 MHz)
W2100
W900
W900 TX(880 - 915 MHz)
W850 TX(824 - 849 MHz)
W900
0603
0603
0603
DCS(1710-1785 MHz)
PCS(1850-1910 MHz)
10dB Atten
GSM(869-894 MHz)
GSM(925-960 MHz)
PCS(1930-1990 MHz)
DCS(1805-1880 MHz)
10dB Atten.
2mm
GSM Quad
FEM
0603
W2100
LOW
GSM850 RX
ANT_SEL0 ANT_SEL1 ANT_SEL2
GSM900 RX
DCS1800 RX
ANT_SEL3
LOW
ANTENNA SWITCH MODULE LOGIC(SKY77544)
LOW
HIGH HIGH LOW
LOWLOWLOW
LOW LOW LOW
LOW (X)
LOW (X)
LOW (X)
W900(W850)
LOW (X)
HIGH
HIGH
HIGH
HIGH
LOW LOW
LOW
LOW
HIGH
HIGH HIGH
PCS1900 RX
GSM850/GSM900 TX
DCS1800/PCS1900 TX
HIGH
HIGH
HIGH
LOW
HIGH
LOW
LOW
W1900
HIGH HIGH
GSM900(880-915MHz)
GSM850(824-849MHz)
Near To RTR
1%
WCDMA Triple
9.5dB
MUST CHECK
W1900 TX(1850 -1910 MHz)
7. CIRCUIT DIAGRAM