4. TROUBLE SHOOTING
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Copyright © 011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
L1059
DNI
1950MHz
FL1001
5
3
2
4
1
IN
OUT
G1
G2
G3
L1030
12n
R1022
49.9
4
2
1
1
C
p
3.
3
56p
C1074
C1053
330p
L1060
2.2n
330p
C1069
330p
C1068
2
6
0
1
L
n
7.
2
U1004
6
5
7
4
8
3
9
2
10
1
11
PGND
VCC1
VCC2
RFIN
RFOUT
VMODE_1
CPL_IN
VMODE_0
GND
VEN
CPL_OUT
C1086
1n
C1085
1n
L1064
3.9n
R1026
68
C1125
1.5p
1
7
0
1
C
p
0
1
8
2
0
1
R
0
0
1
C1084
1n
R1025
DNI
R1024
0
C1065
1n
C1064
1n
+VPWR
1n
C1063
DNI
L1028
6
6
0
1
L
n
8.
1
7
2
0
1
R
0
0
1
C1058
33p
C1096
100p
C1067
4.7u
L1058
6.8n
1
6
0
1
L
n
8.
1
U1003
6
5
7
4
8
3
9
2
10
1
11
PGND
VCC1
VCC2
RFIN
RFOUT
VMODE_1
CPL_IN
VMODE_0
GND
VEN
CPL_OUT
+VPWR
C1051
4.7u
C1052
330p
C1070
100p
C1055
100p
L1063
2.2n
897.5MHz
FL1002
5
3
2
4
1
IN
OUT
G1
G2
G3
5
6
0
1
L
n
9.
3
PA_R1
PA_R1
PA_R0
PA_R0
PA_ON_W900
PA_W2100_TX
PA_W900_TX
W2100_TX_OUT
PWR_DET_IN
W900_TX_OUT
PA_ON_W2100
PA_ON_W850
W900 TX(880 - 915 MHz)
W2100 TX(1920 -1980 MHz)
WCDMA
W900 - Global subset C / W850 - Global UMTS
Remove at Rev.B
Tol: 1%
TP2
TP2
TP3
TP3
TP1