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LGE Internal Use Only
Copyright © 011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
VA504
VDD_IO_1V8
R504
10
R503
100K
J501
EAG62831701
6
1
4
4D
5
M5-MIC
M4-DETECT
M4-L
M1-R
M6-GND
VA505
VA503
1800
FB504
1800
FB502
C502
27p
VA501
VA502
C501
1n
1800
FB503
120
L502
L501
100n
10
5
Q
2
3
1
G
D
S
6.8n
C506
1M
R501
DNI
R505
10
FB501
120
L503
1800
FB507
C507
6.8n
FM_ANT
HS_OUT_R
HS_OUT_L
HS_GND
HS_GND
HS_JACK_DET
HS_MIC
CIRCUIT
TP1
R216
4.7K
R211
24K
Q202
2
1
3
470n
C238
C231
330p
D201
C230
470n
C229
1u
R212
270
5.1
R210
L202
22n
FM_ANT
FM_LNA_EN
FM_ANT_2
To Main Chipset!
TP
TP3