LG -E435 Service Manual page 129

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
FM_ANT
R7000
EAR_R_PMIC
12
EAR_SENSE_3.5PI
R7001
EAR_L_PMIC
12
EAR_MIC_3.5PI
C7007
C7010 C7011
47p 47p 33p
R7006
LGE Internal Use Only
MIC_BIAS
E435 only
R7013 0
2
1
R7014 0
MIC500
R7015 DNI
VA7009 VA7010 E430 only
2
R7016 DNI
1
MIC501
M6-GND
FB7002 6
1800
M1-R
1
M4-DETECT
4D
1800
FB7003
M4-L
1800 4
FB7004
M5-MIC
5
CN7001
L7002
C7008 ZD7000
C7009
8.2p
15p
100n
GND
0
SPEAKER
Close to SPK
CN7000
1
SPK_RCV_P
2
SPK_RCV_N
C7020 C7021
DNI DNI
3.5PI EAR JACK DETECT
JACK DETECT EAR_SENSE
EAR_MIC_EN
3 /4 POLE EAR_POLE_DET
HOOK_DET
HOOK DETECT
HSED_BIAS1
- 129 -
VIBRATOR
VBAT
C7001
D7000
1u
VIB_DRV_N
VREG_MSME_1.8V
VBAT
TP7000 TP7001 TP7002 TP7003
U7000
1
VIO
5
VDD
2 10
DET J_DET
3
EN
4
JPOLE
6
S/E
R7012 2.2K
7 8
MIC J_MIC
HS_MIC
R7025
C7022 C7023 C7024 C7026
33p 1u 0.1u 470p
DNI
Copyright © 2013 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
VB7000
1
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
Only for training and service purposes