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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
C10000
4.7u
KB10000
KB10001
D1000
2
CN10002
2
1
VREG_MSME_1.8V
MIC_BIAS2_1.8V
VREG_PROX_2.8V
MIC_BIAS2_1.8V
MIC10000
P
G1
G2
O
CN10001
13
12
14
11
15
10
16
9
17
8
18
7
19
6
20
5
21
4
22
3
23
2
24
1
CN10000
6
1
4
4D
5
M5-MIC
M4-DETECT
M4-L
M1-R
M6-GND
U10000
LEDA
SCL
LEDC
SDA
VCC
VIO
VOUT
GND
R10004
10
0.1u
C10002
10
R10000
VREG_PROX_2.8V
MIC_2N
MIC_2N
MIC_2N|GND
VREG_MSME_1.8V
EAR_L
EAR_L
KEY_ROW[0]
KEY_ROW[0]
KEY_ROW[1]
KEY_ROW[1]
PROX_I2C_SDA
PROX_I2C_SDA
PROX_I2C_SCL
PROX_I2C_SCL
EAR_MIC_3.5PI
EAR_MIC_3.5PI
FM_ANT
FM_ANT
PROX_OUT
PROX_OUT
RCV_P
RCV_P
RCV_N
RCV_N
KEY_COL[1]
KEY_COL[1]
EAR_SENSE_3.5PI
EAR_SENSE_3.5PI
EAR_R
EAR_R
MIC_2P
MIC_2P
ROW[2]
Receiver
MIC2
SIDE_VOL_DN
SIDE_VOL_UP
CHANGE 1111
VOLUME SIDEKEY
3.5 Phi Earjack
Proximity Sensor
Upper FPCB C/N
CHANGE 1117
VOL_DOWN
VOL_UP
COL[2]
COL[1]
HOME
ROW[1]
ROW[0]