LG LG-P970 - Page 119

4. TROUBLE SHOOTING
- 119 -
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Only for training and service purposes
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TP3
TP2
TP3
TP2
TP1
TP1
C157
8.2n
U103
6 5
7 4
8 3
9 2
10 1
11
PGND
VCC1VCC2
RFINRFOUT
VBPISO
VMODEGND
VENCPL
U105
51
8 7
9 6
10 5
11 4
12 3
13 2
14 1
RFIN_LOWRFOUT_LOW
VMODEGND3
VBPVCC2
VCC1GND2
VEN_LOWRFOUT_HI
VEN_HIGND1
RFIN_HICPL
DNGP
1880MHz
FL107
5 2
4 1
3
G3
INOUT
G1G2
897.5 MHz
FL109
5 3 2
4 1
INOUT
G1G2G3
1nL129
L113
2.7n
1950MHz
FL111
5 2
4 1
3
G3
INOUT
G1G2
1.5nL125
DNI
L122
2.7nL130
L110100p
C174
0.5p
1
8
1C p
0
0
1
)3060(
p
0
012
8
1C
)
3
0
60(
0
6
1C p
0
0
1
)
3
060
(
481C p001
)
3
0
60(
10pC188
56pC173
)3060(
3
8
1C p
0
0
1
2.7n
L115
DNI
C193
C172 33p
2.2u
C165
VBAT
C158
DNI
L131 2.7n
C176
DNI
p001
)30
6
0(
1
61
C
1n
C164
DNI
C107
C154 33p
DNI
C104
VBAT
1n
C145
C194
1p
L124
DNI
)
3
06
0(
2
6
1C
p0
0
1
C192
DNI
DNI
C177
C147
100p
33pC187
C167
100p
C146
2.2u
CPL
CPL
TX3G_H_2100
TX3G_L_900
PA_EN_2100
PA_EN_900
PA_MODE
PA_MODE
TX3G_M1_1900
PA_EN_1900
PA_MODE2
PA_MODE2
TP3
TP3
TP3
TP2
TP2
TP2
TP2
TP1
TP1
TP1