4. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
R120
0
R121
DNI
K1
91
1
R
L120
33p
C177
8.2n
67
1
C
n7.
4
97
1
C
p7.
2
p7.
2
17
1
C
u1.
0
96
1
C
p0
01
07
1
C
L119
1.8n
2n
L118
L123
1.8n
DNI
C173
VDD_RX
2140MHz
FL101
52
4
3
1
IN
OUT
_OUT
G1 G3
WB2100_MIX_INM
WB2100_MIX_INP
RX_WCDMA_1900_LNA_OUT
RX_WCDMA_2100_LNA_OUT
W2100 RX(2110 - 2170 MHz)
WCDMA RX 2100 LNA Circuit
Bias
TP5