LG -E410 Service Manual page 132

MAIN C- MIC
MIC_BIAS
C7015
2.2u
100
MIC_1P
R7007
C7018
39p
100
MIC_1N
R7008
C7013 C7014
39p 39p
1
3.5pi Ear Jack Connector
EAR_MIC_BIAS CIRCUIT
Delete 11.03.24
FM_ANT
R7000 12
EAR_R_PMIC
EAR_SENSE_3.5PI
EAR_L_PMIC R7001 12
EAR_MIC_3.5PI
C7007
C7010 C7011
47p 47p 33p
LGE Internal Use Only
1
2
MIC500
VA7009 VA7010
2
EAR_SENSE CIRCUIT
Delete 11.03.24
M6-GND
FB7002
1800 6
M1-R
1
M4-DETECT
4D
1800 FB7003
M4-L
1800 FB7004 4
M5-MIC
5
ZD7000
C7019
C7008
L7002
15p DNI
100n
SPEAKER
Close to SPK
CN7000
1
SPK_RCV_P
2
SPK_RCV_N
VA7000 VA7001
C7020 C7021
DNI DNI
JACK DETECT
EAR_MIC_EN
EAR_POLE_DET
3 /4 POLE
HOOK DETECT
HSED_BIAS1
CN7001
- 132 -
VIBRATOR
VBAT
C7001
1u
VIB_DRV_N
HEADSET_DETECT
VREG_MSME_1.8V
VBAT
TP7001
TP7002
TP7000
TP7003
1
VIO
5
VDD
2 10
EAR_SENSE
DET J_DET
3
EN
4
JPOLE
U7000
6
HOOK_DET
S/E
R7012 2.2K
7 8
MIC J_MIC
HS_MIC
R7025
C7022 C7023 C7024 C7026
33p 470p
1u 0.1u
DNI
7. CIRCUIT DIAGRAM
VB7000
D7000 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
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