Read LG 26LG4000 (CHASSIS:LD86A) Service Manual online
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BLOCK DIAGRAM
1. MAIN
LV
D
S
SC
2
_
L
/
R
_
IN
L
G
E
7363
(I
C
1
0
0
)
S
TMAV
3
4
0
(I
C
7
0
0
)
N
T
P
3
000A
(I
C
100
0)
SP
(
R
)
SP
(
L
)
SP
(
R
)
SP
(
L
)
P
1001
5
V
_A
N
T
_M
N
T
PC
M
C
IA
(P
800)
EEP
R
O
M
K
IA
7427F
(I
C
104)
EEP
R
O
M
(I
C
105)
I2
C_
D_
T
U
/
I2
C_
A
_
T
U
P
404,
P
405
TV Tuner
TV Tuner
B
OOS
T
E
R
SI
F
TV
_
C
V
B
S
SC
1
_
R
/
G
/
B
DS
U
B
_
R
/
G
/
B
R/
G
/
B
D
S
U
B
_H
/
V
_S
Y
N
C
M
A
X
3232C
D
R
(I
C
702)
D
E
B
U
G
_
U
A
RT
-T
x
/
Rx
HD
M
I S
/
W
(I
C
902
)
EEP
RO
M
HDM
I_
I2
C
HDM
I_
I2
C
_
0
HDM
I_
C
E
C
HDM
I_
R
x
TM
D
S
HP
D
HP
D
HDM
I_
C
E
C
US
B
_
D
M
/
D
P
5
V
_
HDM
I
PCM_ADD
PCM_DATA
TS_Parallel
TU
_
T
S
_
D
A
TA
KI
C
7
SZ
3
2
F
U
(I
C
802)
PCM_CD_ON
CI_
C
D_
1
/
2
I2
S
, I2
C
MU
T
E
SC
1
_
C
V
B
S
_
IN
SC
2
_
C
V
B
S
_
IN
SC
1
_
TV
_
V
O
U
T
D
T
V/
M
N
T
_
V_
O
U
T
SC
1
_
L
/
R
_
IN
T
V
_L
/
R
_O
U
T
DT
V
/
M
N
T
_
L
/
R
_
O
U
T
RES
E
T
I2
C
TS_Serial
74
L
V
C
5
41
A
(I
C
800)
L
E
D
_
B
/
R
&
IR
, K
E
Y
1
/
2
/
3
TO
D
V
D
PA
G
E
EA
R_
L
/
R
_
O
U
T
AM
P
(I
C
1002)
J
K
100
1
JK
6
0
0
JK
6
0
1
JK
7
0
3
JK
7
0
0
JK
7
0
4
SI
D
E
_
C
V
B
S_
IN
, SI
D
E
_
L
/
R
_
IN
S
ID
E
_Y
/
C
_I
N
JK
6
1
8
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