Circuit Diagram - LG -D605 Service Manual

6. CIRCUIT DIAGRAM

GSM_QUAD,UMTS_1/2/5/8, GPS
ANT1
MBV62521801 ANT12004 C12010
FEED
100p
MBV62521801 ANT12005
FEED
C12011 C12012
0.5p DNI
RX_B34
RX_B39
TD-SCDMA
NEW Component will be changed
+2.7V_L18_RF_SW_GPS
C13006 DNI
FL13006 ASSEMBLY=NG
ASSEMBLY=NG ASSEMBLY=NG
FL13007 1 5
L13000 3.9n VDD CTL
6 1 C13003 100p 2 4
RX_B34
IN_1842_5 OUT_1842_5/1960 PORT1 PORT3
9
3.9n 1GHz,1000MHz
L13001 IN_1960
2 C13005
RX_B39 GND1
7 3 L13004
ASSEMBLY=NG 4.7n
GND5 GND2
8 4
GND6 GND3
10 5
ASSEMBLY=NG
GND7 GND4
C13010 C13009 ASSEMBLY=NG
ASSEMBLY=NG
DNI DNI
1900MHZ/2017.5MHZ
C13007 100p
WCDMA
B2(W1900) Rx/Tx
FL1004
L1014 2.7n L1015 10p
6
TRX_W1900 ANT
C1047
3.3n
2
GND1
4
GND2
5
GND3
GND
B5(W850) Rx/Tx
FL1006
C1062 L1027 6
TRX_W850
ANT
0 0
L1028 2
6.8n GND1
4
GND2
5
GND3
B1(W2100) Rx/Tx
FL1008
C1073 15p
C1072 100p 6
TRX_W2100
ANT
L1035 2
2n GND1
4
GND2
5
GND3
Part No. : SUMY0010616
B8(W900) Rx/Tx
FL1010
C1082
TRX_W900 C1083 6
ANT
0
100p
L1039
2
GND1
5.6n 4
GND2
5
GND3
LGE Internal Use Only
FEMID
DNI
SW1002
L1004
2
ANT COMMON
1
G3 G4
3 4
C1002 RX_GSM1800 C1005 1.2n
100n
RX_GSM1900
C1003 2n
DNI
+VPWR
+VPWR
GND15 GND10
22 12
GND16 GND9
23 11
TRX_W1900 TRX1 GND8
24 10
GND17 GND7
25 9
TRX_W850 TRX2 GND6
26 8
GND18 GND5
27 7
TRX_W2100 TRX3 U1001 GND4
28 6
GND19 VCC2
29 5
TRX_W900 TRX4 VCC1
30 4
GND20 GND3
31 3
VBATT GND2
32 2
NC1 GND1
33 1
C1092
C1010
10u 22p
ANT_SW_SEL1 PA_ON2_GSM_HB_EN
PA_ON0_GSM_LB_EN
ANT_SW_SEL0
PA0_R0
SPDT_SEL PA0_R1
GSM_TX
C1008 C1009
22p 22p C1011 C1012 C1013 C1014
C1016
100p 100p 100p 100p
10u
LOGIC TABLE
PRX_G1800_G1900_MB3
GSM_TDS_RX_SEL
GSM_HB_RX
+VPWR
+VSMPS
CPL_B1_B8
C1044 C1045
2.2u 22p
L1016
C1094 100p 1.8n
1
RX PRX_W1900_MB2
C1095 100p
3 R1009 2.2n 14 1
TX RFOUT_HB VBATT
13 2
GND5 RFIN
U1004
9 12 3
GND6 VCC VENHB
8 L1018 11 4
GND4 VENLB
GND5 4.7n
7 C1050 C1049 10 5
GND4 RFOUT_LB VMODE
DNI 12n 9 6
GND3 GND1
C1054
Shunt cap must be<=33pF
33p
guarantee LNA gain setting time
C1055
100p
Place matching components near WTR
PDET_IN_WTR2605
L1026 15n
1 C1096 100p
PRX_W850_LB2
RX
3 C1097 100p R1013 100p
TX
9 L1029
C1064
GND6
8 DNI C1063
GND5 DNI
7 33n
GND4
C1067
DNI Shunt cap must be<=33pF
guarantee LNA gain setting time
+VSMPS
R1014
51
C1070 C1071
Place matching components near WTR
2.2u 22p
1 C1098 100p
L1033 3.3n PRX_W2100_MB1
RX
3 C1099 100p L1034 3.3n 14
RFOUT_HB VBATT
TX
13
GND5 U1006 RFIN
9 12
VCC VENHB
GND6 C1075 C1074
8 L1036 GND 11
GND5 1p GND4 VENLB
7 12n 10
DNI RFOUT_LB VMODE
GND4
9
GND3 GND1
C1076
DNI
Shunt cap must be<=33pF
guarantee LNA gain setting time
CPL_B1_B8
C1100 100p L1037 12n
1 PRX_W900_LB1
RX
L1038
C1101 100p
3
TX
15p
9
GND6 C1086 C1085
8 L1040
15n
GND5 DNI
7 DNI
GND4
C1089
DNI
Shunt cap must be<=33pF
guarantee LNA gain setting time
Replace unbalanced Type
FL1001
L1003
6 1
IN_1842_5 OUT_1842_5/1960 GSM_HB_RX
4.7n
9
IN_1960
2 C1004
GND1 1.5p
7 3
GND5 GND2
8 4
GND6 GND3
10 5
GND7 GND4
WTR0_XO_A0
R1001
GSM_TX
0
R1002 R1003
DNI DNI
7
TX1_OUT
1
RF_TX_B1_B8 TX2_OUT
6
RF_TX_B2_B5 TX3_OUT
R1005 22
PDET_IN_WTR2605 PDET_RFFB_IN
100
5
PRX_W900_LB1 RX_LB1_IN
R1006 R1007
68 68
10
PRX_W850_LB2 RX_LB2_IN
PRX_G1800_G1900_MB3 4
PRX_W2100_MB1 RX_MB1_IN
9
PRX_W1900_MB2 RX_MB2_IN
L1043
L1042 4.7n
DNI 3
RX_MB3_IN
C1093 11
WTR_GPS_IN GNSS_RF_IN
DNI
L1009 10n
19
+2.05V_L7_RF2_WTR VDD_RF2_R_BB
16
VDD_RF2_T_DA
37
L1006 100n VDD_RF2_T_VCO
52
VDD_RF2_T_PLL
40
VDD_RF2_R_PLL
54
VDD_RF2_XO
+1.225V
39
VDD_RF1_R_VCO
46
VDD_RF1_T_PLL
26
VDD_RF1_T_LO
30
10n VDD_RF1_R_LO
L1008
20
VDD_RF1_LNA
48
VDD_RF1_DIG
+1.3V_L1_MSM_A1
31
VDD_RF1_G_LO
21
VDD_RF1_G_PLL
59
VDD_RF3_IO
+1.8V_L4_RF_D
ANT3 [GNSS]
C1043
0.1u
CN1001 CN1002
RF_TX_B2_B5
C1102 FL1005
PA_ON6_B2_EN
C1051 100p 1
PA_ON8_B5_EN
ANT
PA0_R0
DNI
4
GPS/GLONASS_OUT
9
Non-GPS/GLONASS_OUT
L1023
L1022 L1020
C1056 C1057 1n 1.8n DNI
100p 100p
+VPWR
+VPWR
C1069
0.1u
1
2
RF_TX_B1_B8
3
PA_ON4_B1_EN
4
PA_ON5_B8_EN
5
PA0_R0
6
C1077 C1078 C1079
100p 100p 100p
PAM THERM
+1.8V_L14_ADC
68.1K, 1%, 1/20W
R1018
PAM_TEMP
68K 0603
C1084
PT1001 R1020 0.1u
68.1K, 1%, 1/16W
68K 0603
220K
0603
- 156 -
CN1003 CN1004
C-Clip
7 13
GNSS_LNA1_IN GNSS_LNA_OUT
4
GNSS_LNA2_IN
28
GND7
20 8
DNC2 DNC1
2 18
RX_LB1_IN SSBI_RX WFR_SSBI_RX
29
XO_IN WFR_XO_IN
5
RX_LB2_IN
DRX_MB1
31
RX_BB_IP WFR_DRXBB_I_P
3 27
RX_MB1_IN RX_BB_IM WFR_DRXBB_I_N
+2.05V_L7_RF2_WTR 24
U1003 RX_BB_QP
6 19
RX_MB2_IN RX_BB_QM
11 1
VDD_RF2_R_BB GND1
22 9
VDD_RF2_R_PLL GND2
30 14
VDD_RF2_XO GND3
23 16
L1007 VDD_RF1_DIG GND4
C1006 100p 10n 21 25
WTR_XO_IN VDD_RF1_R_VCO GND5
12 26
+1.3V_L1_MSM_A1 VDD_RF1_R_LNA GND6
17
C1007 100p VDD_RF1_R_LO
10
WFR_XO_IN VDD_RF1_G_LNA
15
VDD_RF3_IO
+1.8V_L4_RF_D
32
GND8
2
TX_BB_IP WTR0_TXBB_I_P
12
TX_BB_IM
WTR0_TXBB_I_N
18
TX_BB_QP WTR0_TXBB_Q_P
23
TX_BB_QM
WTR0_TXBB_Q_N
24
DAC_REF
WTR0_DAC_IREF
36
DNC
53
GP_DATA0 WTR0_GPDATA0
58
GP_DATA1 WTR0_GPDATA1
57
GP_DATA2
56
SSBI_TX_GNSS WTR0_SSBI_TX_GNSS
8
SSBI_RX WTR0_SSBI_RX
13
RF_ON WTR0_RF_ON
61
U1002 RX_BB_IP WTR0_PRXBB_I_P
55
RX_BB_IM WTR0_PRXBB_I_N
49
RX_BB_QP WTR0_PRXBB_Q_P
43
RX_BB_QM WTR0_PRXBB_Q_N
60
XO_IN WTR_XO_IN
62
GNSS_BB_IP WTR0_GPSBB_I_P
51
GNSS_BB_IM WTR0_GPSBB_I_N
45
GNSS_BB_QP WTR0_GPSBB_Q_P
41
GNSS_BB_QM WTR0_GPSBB_Q_N
14
GND1
15
GND2 +1.225V
17
GND3
25
GND4
27
GND5
28
GND6
29
GND7
33
GND9
34
GND10
38
GND12
35
GND11
42
GND13
44
GND14
47
GND15
50
GND16
LNA+Filter
C1046
8.2n
C1048 100p
L1019 DNI
WTR_GPS_IN
L1017
0.5p
L1021
RFIN RFOUT
2 U1005 5
6.8n
C1058
1p
L1025
R1011
+2.7V_L18_RF_SW_GPS
2.2n 10
C1059
C1060
100n
GNSS_ELNA_EN 33p
2140 MHz
Place matching components near WTR
FL1007
3
L1030
C1065 22p G3 C1066 100p 2.4n
1 4
IN OUT DRX_MB1
G1 G2
2 5
L1031 L1032
DNI 3.3n
C1068
33p
DCDC for APT
DCDC AW guide - isolated PGND / FB trace 0.4 / SW tarce 0.4 /Vout 0.8
+VPWR
C1080
AW Guide
1n
C3 C2
PVIN FB
L1041
B3
U1 SW +VSMPS
470n
B2
FSEL
Rev.B C1 Rev.B
BPEN
B1 A3
EN PGND C1087
APT0_EN
10u 1n
R1021 1K A1
APT0_VCON VCON
AW Guide
AW Guide
6. CIRCUIT DIAGRAM
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