3. TROUBLE SHOOTING
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Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
SW1001
20549-001E
EAG63293301
43
2
1
ANT COMMON
G3 G4
LDJ18829M24AD011
FL1000
ECA30240001
IN
1
Termination_Port
4
GND1
2
GND2
5
OUT
3
Coupling
6
100n
L1002
DNIL1071
L1072 DNI
33pC1113
1n
C1001
W_FL2-R-SMT-1_80
SW1000
EAG63412001
G1
G2
ANTG3
TRX_ANT1
CPL_CPL
CPL_PDET_IN
TP1
L1001
12n
C1102 100p
1
2
C1018
33p
33p
C1020
C1017
33p
L1014
DNI
EAM62691501
FL1002
LFL18829MTCRD627
4 3
5 2
6 1
ING3
G1NC
OUTG2
1.5pL1023
1n
C1103
L1016 DNI
0
R1002
DNI
L1012
L1022 2.2p
FL1004
EAM62691501
LFL18829MTCRD627
IN
1
G3
6
G1
2
NC
5
OUT
3
G2
4
VPA_BATT
DNI
C1021
3.9pC1006
L1019 DNI
2.7p
L1021
DNIL1015
L1010 DNI
C1022 1.5n
DNI
C1031
3pC1015
DNIL1006
R1001
49.9
C1012
DNI
L1000 DNI
33p
C1002
33p
C1003
DNI
L1003
8.2nL1005
VPA
VPA_GSM
+1V8_VREG_S3A_RF
L1020
DNI
33p
C1030
0
R1004
0R1003
100pC1000
C1011
100n
33p
C1033
L1018
DNI
33p
C1029
33p
C1028
33p
C1013
C1014
33p
L1008
DNI
C1034
33p
L1024
1p
U1001
EAN62765801
ACPM-7600-TR1
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_B3_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
CPL_OUT
GND17
GND18
GND19
GND20
PGND
C1007
10u
1nC1117
R1023
5.1
0
R1020
27nL1009
1K
R1026
C1032 5.6n
RFFE1_DATA
RFFE1_CLK
TX_OUT_MB4
TX_OUT_MB3
TX_OUT_LB4
TX_OUT_LB3
TX_OUT_MB2
TX_PA_OUT_B3
TX_PA_OUT_B2_B25
TX_PA_OUT_B8
TX_PA_OUT_B5_B26_BC0_BC10_ET
TX_PA_OUT_B4
TX_PA_OUT_B1
BC0/BC10
1800, 1900
B8
B5/B6/B19/B26
B2/B25
B4
B3
B8
B5, B6, B19, B26, BC0, BC10
B3, B4
Closed to PA
BC1, B1, B2, B25
B1
4/4_QCT_R-013545
4/4_QCT_R-013547
RC snubber
TP2
TP3
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