Read LG 47SL80YR-LA / 47SL80YR-TA (CHASSIS:LP91T) Service Manual online
- 13 -
BLOCK DIAGRAM
RG
B
_
P
C
PC
_
A
u
d
io
TV
(R
F
)
COM
P
1
HD
M
I1
HD
M
I2
HD
M
I3
TX
P
C
_
R
/G
/B
/H
S
/
V
S
P
C
_A
u
d
io
_L
/
R
:
70
0m
V
rm
s
MNT
_
V
O
U
T
:
1V
p
p
AV
2
_
V
IN
:
1V
p
p
AV
2
_
L
IN
/
R
IN
:
500m
V
rm
s
L_
S
P
K
_
OU
T
R
_
SP
K_
O
U
T
EE
PR
O
M
24C
0
2
Co
m
p
1
_
L
/
R
:
500m
V
rm
s
TU
NE
R
AV
1
_
V
IN
:
1V
p
p
AV
1
_
LI
N/
R
IN
:
500m
V
rm
s
PW
M
N
T
P
3100L
MNT
_
O
U
T
MNT
_
LO
UT
/
R
O
U
T
:
500m
V
rm
s
AV
2
MAI
N
S
C
AL
E
R
LG
E
3
7
6
x
A
COM
P
1
_
Y
/
P
b
/
P
r
:
1/
0.
7V
p
p
COM
P
2
_
Y
/
P
b
/
P
r
:
1/
0.
7V
p
p
IR
HD
M
I_
D
A
T
A
_
1
HD
M
I_
D
A
T
A
_
2
DDC_
S
C
L
2
/
S
DA
2
TU
_
M
A
IN
S I
F
C
O
M
P
1
_
Y/
Pb
/
P
r
:
1/
0.
7V
p
p
AV
1
_
V
IN
P
C
_A
u
d
io
_L
/
R
COM
P
1
_
L
IN
/
R
IN
L_
C
H
R_
C
H
TU
_
M
A
IN
M_
S
C
L/
S
D
A
EE
PR
O
M
24C
0
2
SI
F
AV
1
_
L
IN/
R
IN
MNT
_
L/
R
O
U
T
AV
1
MNT
_
O
U
T
Co
m
p
2
_
L
/
R
:
500m
V
rm
s
C
O
M
P
2
_
Y/
Pb
/
P
r
:
1/
0.
7V
p
p
COM
P
2
_
L
IN
/
R
IN
COM
P
2
P
C
_
R
/G
/B
/H
S
/
V
S
DDC_
S
C
L
1
/
S
DA
1
DS
U
B
_
S
CL
/
S
DA
MNT
_
V
O
U
T
AV
2
_
V
IN
AV
2
_
L
IN/
R
IN
IIS
_
OUT
US
B
US
B
_
D
P
/
D
N
AU
D
IO
AM
P
DDC_
S
C
L
3
/
S
DA
3
HD
M
I_
D
A
T
A
_
3
TM
D
S
TM
D
S
TM
D
S
EE
PR
O
M
24C
0
2
FR
C
I
C
LG
E
7
3
2
9
A
UR
S
A
_
[
C
~
D
]
UR
S
A
_
[
A
:B
]
OP
C
_
E
N
DDR
2
S
D
R
A
M
(2
*
256M
B)
Se
ri
a
l F
la
s
h
PS
U
R
L
_
O
N/
I-
D
IMMI
NG
/
D
IS
P
_
E
N
PA
N
E
L
_
ST
A
T
U
S
E-
D
IM
Blue
to
o
th
Ci
rc
u
it
BL
T
_
D
P
/
D
N
DDR
2
S
D
R
A
M
(5
1
2
M
B
)
EEP
R
O
M
(2
56K
)
S
e
ri
a
l F
las
h
(8
M
B
y
te
)
EEP
R
O
M
fo
r
H
DCP
(8
K
)
EEP
_
S
C
L
/
S
D
A
EEP
_
S
C
L
/
S
D
A
ME
MC
_
R
X
E
2±
ME
MC
_
R
X
E
4±
ME
MC
_
R
X
C
3±
ME
MC
_
R
X
C
±
ME
MC
_
R
X
E
1±
ME
MC
_
R
X
E
0±
ME
MC
_
R
X
O
2±
ME
MC
_
R
X
O
4±
ME
MC
_
R
X
O
3±
ME
MC
_
R
X
O
C±
ME
MC
_
R
X
O
1±
ME
MC
_
R
X
O
0±
EE
PR
O
M
24C
0
2
M_
S
C
L/
S
D
A
FULL HD L
VDS connector
FRC LVDS connector
* OPC_OUT
is directly connected
between
T
-con and Module Inverter
by using FFC.
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