LG D690 - Page 126

- 126 -
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
6. CIRCUIT DIAGRAM
}h]XW[
}h]XW]
}h]XW^ }h]XW_
}h]XWX
k]XWW
k]XWX
tpjiphzX
X_WW
mi]XW_
y]XXX W
j]XX_ WUXZZj]XX`
k]XW[
OUT
G1
G2
VDD
G3
G4
lhi]Y]^W_WX
tpj]XWW
6
5
4
3
2
1
k]XW\
k]XWZ
j]XZZ
kup
1
2
EAB63288401
CN6100
OUT
1
G1
2
G2
3
VDD
4
G3
5
G4
6
lhi]Y]^W_WX
tpj]XWX
j]XYX ZZ
j]XYW ZZ
FEED
EAG63652201
ANT6101
FEED
ANT6100
EAG63652201
y]XW[ W
[^Wy]XW`
y]XXW [^W
}h]XWZ }h]XWY
mi]XW[ X_WW
+1V8_MTK_VIO
X_WWmi]XW\
X_WWmi]XW^
mi]XW] X_WW
{vsdWUWX
[^ry]XWZ
Wy]XXY
Wy]XXZ
ZZj]XY[ ZZj]XY\
[^Wry]XWY
{vsdWUWX
s]XW[
X_W
j]XY] ZZ
j]XY_ XWW
y]XW] Xr
tpjiphzY
y]XW^ XU\r
Xry]XW\
S/W_Detect
SPK_L
SPK_R
MIC
GND
q]XWW
lhn]Z_[`_WX
[
\
Z
X
Y
}h]XW\
j]XW] ZZ
ZZj]XW^
ZZj]XZX
WUXj]XZW
y]XX^ W
X_WW
mi]XW`
tpjiphzX
j]XW[ ZZ
lhyzluzlqhjr
tpjpuZw
tpjpuXw
ovvrkl{lj{
mthu{
mtypuu
yj}w
tpjpuZu
zwrhtww
zwrhtwu
oznuk
lhytpjqhjr
tpjpuXu
owohtws
owohtwy
yj}u
tjTjWWW^[TXXGaGmGlzkGwGVG{G
OkntzGnP
~G|zlPG{}zGNG~G}GGGGGGGGwGG
nukGjGGtpj
jGGokr
jGGokr
cGthputpjGe
jGGokr
Note 1
cGzGe
jGGjvpsjyhm{
~GG|zlPG{}zGNG~G}GGGGGGGGwGG
tjTjW[^^ZT_GaGmGlzkGwGVG{G
OkntzGnP
GGGG\WmGGGlzkGGGTG
cGlGe
ctGkTjGhe
coGhe
jGGokr
cGz|itpjGe
nukGjGGtpj
~G|zlPG{}zGNG~G}GGGGGGGGwGG
OkntzGnP
tjTjWWW^[TXXGaGmGlzkGwGVG{G
cGyGe
jGGokr
GGGGGGwG
OkntzGnP
~GG|zlPG{}zGNG~G}
tjTjW[^^ZT_GaGmGlzkGwGVG{G
Close to 3.5pi ear-jack
MAIN GND
GGnukGU
GGGGG
nukGGjO[U^mPGGG
jjkzJGaG]T_TYGyWU[
jjkzJGaG]T]TX
jjkzJGaG]T^TXGyWU[
jjkzJGaG]T`TYGyWU[
jjkzJGaG]T`TYGyWU[
}h]XWW
k]XWY
yGi yGi
|]XWX
C3B1
C2A3
C1A2
B3A1
B2
EN
PGND IN+
SCL OUT-
SDA PVDD
OUT+ IN-
{whYWY_kX
|]XWY
D4 D3
D2
D1
C4
B4
B3
A4
B2
C1
A1
C2
A3
C3
B1
A2
VDD
GND
SGND
OUTL
-HPVSS
EN
-CPN
CPP
INL-
HPVDD
INL+
INR+
HI-Z
GAIN
OUTRINR-
{wh]XZ]hYmm
j]X[\ X|
X|j]X[^
j]X[] X|
X|j]X[_
y]XZZ kup
y]XZ[
XWWr
XWWry]XZ\
Wy]XZ]
j]X\W YUY|
YUY|j]X[`
y]XZ^ W
YUY|j]X\X
j]X\Y YUY|
mi]XWY YYW
kupy]XZ_
oznuk
owohtws
owohtwy
owos
owoy
+1V8_MTK_VIO
}ih{
YYWmi]XWX
j]X[Y
X|
jvttvupYjzjs
jvttvupYjzkh
owos
zwrhtwlu
j]X[X Xu
Xuj]X[W
zwrhtww
zwrhtwu
owhtwlu
RY}_t{r}h
j]X[Z XW
j]X[[ XW
s]XWY X_W
X_Ws]XWZ
y]XZY XWWr
j]XZY
XW
yGi
j]XY^ YUY
yGi
mi]XXW ]W
]Wmi]XXX
yGXUW
tpjpuYu
j]X\Z [U^ j]X\[ [U^
yGXUW
yGXUW
yGXUW
y]X[X kup
yGXUW
yGXUW
y]XZ` YY
y]X[W YY