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LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
CIRCUIT
6
번
TP1
SIM CONNECTOR
4
번
3
번
1
번
TEST POINT
Figure 4.13
TP2
SIM CONNECTOR
R306
15K
2V85_VSIM
DNI
C315
2V85_VSIM
7
GND1
GND2
8
9
GND3
GND4
10
J300
C1
1
C2
2
3
C3
C5
4
5
C6
6
C7
C316
22p
24
R308
C314
220n
1000p
C317
SIM_CLK
SIM_RST
SIM_DATA
TP1
C106
1u
2V
2V85_VSIM
T22
VSIM
VS
IM_LDO
P22
1V82
TP2