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MAIN C- MIC
C7015
2.2u
100
MIC_1P
R7007
C7018
39p
100
MIC_1N
R7008
C7013
C7014
39p
39p
3.5pi Ear Jack Connector
EAR_MIC_BIAS CIRCUIT
Delete 11.03.24
FM_ANT
R7000
12
EAR_R_PMIC
EAR_SENSE_3.5PI
R7001
12
EAR_L_PMIC
EAR_MIC_3.5PI
C7010
C7011
47p
10n
R7011
EAR_GND
0
R7006
0
LGE Internal Use Only
MIC_BIAS
MIC500
GOERTEK
EAB62950601
1
2
EAR_SENSE CIRCUIT
Delete 11.03.24
M6-GND
1800
FB7002
6
M1-R
1
M4-DETECT
4D
1800
FB7003
M4-L
4
1800
FB7004
M5-MIC
5
ZD7000
C7027
C7007
C7008
C7009
DNI
L7002
DNI
DNI
DNI
100n
C7019
0
SPEAKER
Close to SPK
CN7000
1
SPK_RCV_P
2
SPK_RCV_N
C7020
C7021
VA7000
VA7001
DNI
DNI
JACK DETECT
EAR_SENSE
EAR_MIC_EN
3 /4 POLE
EAR_POLE_DET
HOOK DETECT
HOOK_DET
HSED_BIAS1
CN7001
- 124 -
VIBRATOR
VBAT
C7001
D7000
1u
VIB_DRV_N
HEADSET_DETECT
VREG_MSME_1.8V
VBAT
TP7000
TP7001
TP7002
TP7003
FSA8008UMX
1
VIO
5
VDD
2
10
DET
J_DET
3
EN
4
JPOLE
U7000
6
S/E
R7012
2.2K
7
8
MIC
J_MIC
HS_MIC
R7025
C7022
C7023
C7024
C7026
33p
1u
0.1u
470p
DNI
6. CIRCUIT DIAGRAM
VB7000
L7000
82n
1
L7001
82n
2
MIC
EAR_KEY_INT
0V
HIGH
0.2V UPPER
LOW(DEFAULT)
EAR_SENSE_3.5PI
JACK
EAR_SENSE_N
JACK IN
LOW
JACK OUT
HIGH(DEFALUT)
EAR_MIC_3.5PI
JACK
J-POLE
3POLE
HIGH
4POLE
LOW
Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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Troubleshooting
