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LGE Internal Use Only
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
FL102
SDMY0002801
B7953
9
5
8
4
7
2
3
6
1
RX1
ANT
TX
GND1
GND4
GND2
RX2
GND3
GND6
0.5p
C230
C143 1.5p
L113
2.2n
L140
2.7n
100p
C101
C139 1.5p
SAYFP1G95AA0B00
SDMY0001901
FL103
7
5
8
4
9
2
3
1
6
ANT
RX
TX
GND1
GND6
GND2
GND5
GND3
GND4
C242
1n
C134 100p
C138 100p
L115
18n
L110
27n
L137 33p
DNI
L111
C141 33p
C105 33p
1.8n
L112
33p
C144
33p
C145
33p
C148
C140 1.5n
2.2n
L136
FL114
SDPY0004701
ACMD-7407
7
5
8
4
9
2
3
1
6
ANT
RX
TX
GND1
GND6
GND2
GND5
GND3
GND4
C142 6.8p
C232
DNI
10p
C234
100p
C246
RX_WCDMA_2100
WCDMA_2100_RTX
RX_WCDMA_850_900_M
WCDMA_1700_1900_RTX
WCDMA_850_900_RTX
RX_WCDMA_850_900_P
W1900 Rx (1930-1990MHz)
W1900 Tx (1850-1910MHz)
W850 TX(824 - 849 MHz)
W900 TX(880 - 915 MHz)
W2100 TX(1920 -1980 MHz)
TP2
1.5p
C156
L122 33p
2140MHz
FL104
4
5
1
3
2
G1 O1
IN
G2 O2
C163
1.5n
C157
33p
VDD_RX
L126
33p
DNI
C166
C172
DNI
L123
2.2n
p0
01
58
1
C
89
1
C
u1.
0
K1
51
1
R
WB2100_MIX_INP
WB2100_MIX_INM
RX_WCDMA_2100_LNA_OUT
0603
W2100 RX(2110 - 2170 MHz)
TP2
TP2
TP3
TP3
TP4
TP3
Bias
WCDMA RX 2100 LNA Circuit
Содержание E900
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