- 137 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
600
FB703
39p
C753
1800
FB710
C741
10u
VBAT
1n
C708
R722
1M
}ylntztlXU_}
R724
10K
U700
96
5
3
4
8
2
7
1
RES
DET_IN
MODE
MIC
DET
SWD
CAP
VCC
PGND
1u
C751
2.2K
R723
R721
1M
}ylnwZYU_\}
220n
C752
}ylntztlXU_}
R711
4.7K
R710
4.7K
600
FB702
C726
X
D700
}ih{
1n
C709
C706
1u
39n
C711
C707
1u
2.2u
C714
2.2u
C717
2.2u
C716
2.2u
C715
39n
C713
}ylntztlXU_}
C700
0.1u
C701
2.2u
pj^WW
kZ
jX
lY
hY
jY
iY
i[
h[
iZ
lX
hZ
kX
hX
jZ
iX
l[
lZ
j[
k[
kY
HPVDD
SPVDD
IN3-
OUT+
OUT-
HPL
IN3+
HPR
CP
IN1+
CN
IN1-
IN2+
IN2-
SDA
SCL
BIAS
CPVDD
CPVSS
GND
VREG_MSME_1.8V
R713
4.7K
R712
4.7K
owos
owoy
lhytpjZU\wp
h|kpvpYjzjs
h|kpvpYjzkh
umj~juo~pYjzjs
}piw
}ih{£}piw
zwru
zwrw
lhys
lhyy
lhyzluzlZU\wp
}piu
}piky}u£}piu
}piky}u
lhytpj
ZU\wprlwvslkl{
spulvw
spulvu
umj~juo~pYjzkh
tpjtvkl
lhyzluzl
s
o
s
s
Audio Sub System
[Gw
ZGw
z~k
kl{
HEADSET_DETECT
MOTOR