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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
62
R1500
+VPWR
+VPA_BATT0
0
R1401
R1400
DNI
VREG_L1_1V225
VREG_L9_2V05
VREG_L10_1V8
L1501
10n
100p
C1508
C1513
DNI
U1500
VDD_RF1_G_LO
31
TX1_OUT
7
GND12
38
VDD_RF1_LNA
20
VDD_RF2_T_VCO
37
GND6
28
GND1
14
VDD_RF1_G_PLL
21
SSBI_RX
8
VDD_RF1_R_LO
30
VDD_RF2_T_PLL
52
RX_BB_IP
61
GND2
15
PDET_RFFB_IN
22
GP_DATA0
53
XO_IN
60
VDD_RF3_IO
59
GP_DATA1
58
GNSS_BB_QP
45
GND14
44
GND16
50
GP_DATA2
57
TX3_OUT
6
RX_LB1_IN
5
RX_MB2_IN
9
VDD_RF1_T_LO
26
GND3
17
TX2_OUT
1
GND15
47
RX_BB_QP
49
GND13
42
GND9
33
GND4
25
DAC_REF
24
TX_BB_QP
18
TX_BB_IM
12
RX_LB2_IN
10
RX_MB3_IN
3
TX_BB_IP
2
GNSS_RF_IN
11
VDD_RF2_R_PLL
40
GNSS_BB_QM
41
RX_BB_IM
55
VDD_RF2_XO
54
RX_BB_QM
43
VDD_RF1_DIG
48
VDD_RF2_R_BB
19
DNC
36
GND10
34
VDD_RF1_R_VCO
39
GND11
35
GND5
27
GND8
32
GND7
29
GNSS_BB_IM
51
RF_ON
13
VDD_RF2_T_DA
16
VDD_RF1_T_PLL
46
TX_BB_QM
23
RX_MB1_IN
4
SSBI_TX_GNSS
56
GNSS_BB_IP
62
R1501
100
100
R1502
100p
C1500
C1509
0.1u
6.3V
0.1u
C1510
C1512
0.1u
C1501
6.3V
4.7
u
C1511
0.1u
4.7
u
6.3V
C1507
0.1u
C1503
0.1u
C1505
C1504
0.1u
0.1u
6.3V
C1502
C1506
0.1u
6.3V
+VPWR_BOOST_BYPASS
0.1u
C1516
R1503
0
LM3263
U1201
B1
D3
C1
C3
C2
B2
A4
C4
A2
D2
D4
D1
A3
B3
A1
B4
PACB
PVIN1
BGND
PGND
SCLK
SVDD
GPO1
SW
1
ACB2
ACB1
SW
2
SDATA
FB
VIO
SGND
PVIN2
+VPA0
10u
C1200
C1202
1n
L1200
1.5u
C1203
10u
DNI
C1201
+VPA_BATT0
VREG_L6_1V8
51 TOL=0.01
R1504
WTR_TX1_OUT
WTR_PRX_MB_3_IN
WTR_PRX_LB_2_IN
WTR_GNSS_RF_IN_1
WTR0_SSBI_TX_GNSS
WTR0_PRXBB_Q_P
WTR0_PRXBB_Q_N
WTR0_PRXBB_I_P
WTR0_PRXBB_I_N
WTR_XO_IN
WTR_XO_IN
WTR_PDET_IN
WTR_PRX_LB_1_IN
WTR0_GNSSBB_Q_N
WTR0_GNSSBB_I_N
WTR0_GNSSBB_Q_P
WTR0_GNSSBB_I_P
WTR0_XO_IN
WTR_TX3_OUT
WTR_PRX_MB_2_IN
WTR_TX2_OUT
WTR_PRX_MB_1_IN
WTR0_DAC_IREF
WTR0_TXBB_Q_N
WTR0_TXBB_I_P
WTR0_TXBB_I_N
WTR0_TXBB_Q_P
RFFE1_DATA
RFFE1_CLK
WTR0_SSBI_PRX
WTR0_GPDATA_0
WTR0_GPDATA_1
Use the port specified by the operator
Delete with resistor component(DNI or 0ohm)
+VPWR_BOOST_BYPASS
option)
option)
+VPWR
Others
For TMUS
< 1-1-3-1_RFIC_WTR2605 >
B8(G900)
G QUAD / W(B1,2,8)
G850
B1
G1800,G1900
G1800,G1900
B2
B4
G900
B5(G850)
B2,B8
B1
GSM QUAD
RX_MB3_IN
RX_MB2_IN
RX_MB1_IN
RX_LB2_IN
RX_LB1_IN
TX3_OUT
TX2_OUT
TX1_OUT
WTR2605
GSM QUAD
G1800,G1900
B2
B1
G900
B5(G850)
B2,B5
B4
GSM QUAD
B2
B2,B5
B1
G QUAD / W(B2,4,5)
G QUAD / W(B1,2,5)
Rev_0.6
BOM CHANGE
R1606
R1607
WTR_GNSS_RF_IN1
WTR_GNSS_RF_IN2
0ohm
0ohm
DNI
DNI
Near WTR
STAR ROUTE
9dB att.
EXT LNA + Filter
Delete for not using DRX
DRBFM
Rev_0.4
< 1-3-4-2_PT_APT_LM3263 >