Table of Contents
Advertisement
CIRCUIT
C501
FM_ANT
1n
C502
L501
27p
100n
R505
HS_GND
DNI
FB501
10
EAG62831701
M4-DETECT
J501
HS_MIC
LGE Internal Use Only
VA501
FB502
M6-GND
6
FB503
M1-R
1
4D
FB504
M4-L
4
M5-MIC
5
FB507
VA502
VA503
VA505
VA504
Headset MIC
Resoldering points
VDD_IO_1V8
R510
1M
5
R511
VIN-
4
VCC
1K
VIN+
3
GND
2
R513
220K
VDD_IO_1V8
R501
1M
R503
100K
1800
1800
1800
1800
VAUD_HS_BIAS
R508
1.5K
R509
2.2K
C521
C522
10u
390p
VA512
U501
1
R512
OUT
47
C524
120p
In case of absence of HOOK must be removed
- 100 -
Copyright © 011 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
R504
10
TP04
L502
120
TP03
L503
120
C506
HS_MIC
C507
6.8n
6.8n
C518
22n
C519
39pF
C520
22n
C523
390p
VA513
GND
HS_HOOK_DET
R514
100K
Only for training and service purposes
HS_OUT_R
HS_JACK_DET
HS_OUT_L
HS_GND
HS_MIC_N
HS_MIC_P
HS_GND
Advertisement
Table of Contents
