DOWNLOAD LG 32LM3400 / 32LM340S / 32LM340T (CHASSIS:LD21C) Service Manual ↓ Size: 6.67 MB | Pages: 54 in PDF or view online for FREE

Model
32LM3400 32LM340S 32LM340T (CHASSIS:LD21C)
Pages
54
Size
6.67 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
32lm3400-32lm340s-32lm340t-chassis-ld21c.pdf
Date
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LG 32LM3400 / 32LM340S / 32LM340T (CHASSIS:LD21C) Service Manual ▷ View online

- 17 -
Et
he
rn
et
R
G
B
 P
C
SP
D
IF
C
om
po
ne
nt
1
H
D
M
I1
/2
(D
VI
)
PC
/D
VI
 A
ud
i I
IF
 +
/-
TU
_C
VB
S
S
IF
L/
R
LG
21
11
A
IC
10
1
SE
R
IA
L 
FL
A
SH
IC
14
01
 (8
M
 b
it)
M
X2
5L
80
05
M
2I
LV
D
S
(F
H
D
/5
0H
z)
A
ud
io
  A
M
P
ST
A
38
0B
W
E
U
SB
1
DP/D
M
SP
K
 L
/R
X-
ta
l
24
M
FP
C
(5
1P
)
I2
S
S
P
D
IF
C
V
BS
, Y
/P
b/
P
r, 
L/
R
R
G
B
/H
/V
Rear
TM
D
S
D
D
R
3 
A
dd
.
D
D
R
3 
D
at
a
S
P
I
Si
de
N
A
N
D
  F
LA
SH
IC
10
2 
(2
G
bi
t)
P
C
M
_A
[0
:7
]
TM
D
S
H
D
M
I3
D
D
R
3 
1G
b
IC
12
02
H
5T
Q
1G
63
B
FR
D
D
R
3 
1G
b 
IC
12
01
H
5T
Q
1G
63
B
FR
C
O
N
TR
O
L
IR & 
LE
D
 /
SO
FT
 T
O
U
C
H
(T
A
C
T 
SW
IT
C
H
)
S
E
N
S
O
R
_S
C
L/
S
D
A
LE
D
_R
K
E
Y1
K
E
Y2
IR
M
24
M
01
-H
R
M
N
6T
P
IC104 
25
6K
bi
t
I2
C
TM
D
S
H
D
M
I3
Ex
ce
pt
  o
f 
LS
35
00
/C
S4
60
F-
SC
AR
T
S
C
1_
C
V
BS
_I
N
S
C
1_
R
/G
/B
FE
_ 
V
O
U
T
CI Slot
74
LC
X2
44
B
uf
fe
r
TS
_D
A
TA
[0
:7
]
P
C
M
_D
A
TA
[0
:7
]
FE
_T
S
_D
AT
A
[0
:7
]
P
C
M
_A
[8
:1
4]
Et
he
rn
et
R
G
B
PC
SP
D
IF
PC
/D
VI
A
ud
iI
L/
R
S
P
D
IF
R
G
B
/H
/V
U
SB
2
DP/D
M
E
P
H
Y
TD
SS
TD
SS
-
-
G
10
1D
G
10
1D
(L
G
IT
)
(L
G
IT
)
BLOCK DIAGRAM
Applied Model : **LM5800, **LS5600, **LS3500, **CS460, **LM3400
- 18 -
Et
he
rn
et
R
G
B
 P
C
SP
D
IF
C
om
po
ne
nt
1
HDMI1/2(DVI
)
TD
SN
TD
SN
-
-
G
30
1D
G
30
1D
(L
G
IT
)
(L
G
IT
)
PC
/D
VI
 A
ud
i I
n
TU
_C
VB
S
S
IF
L/
R
LG
21
11
A
IC
10
1
SE
R
IA
L 
FL
A
SH
IC
14
01
 (8
M
 b
it)
M
X2
5L
80
05
M
2I
LV
D
S
(F
H
D
/5
0H
z)
U
SB
1
DP/D
M
SP
K
 L
/R
X-
ta
l
24
M
FP
C
(5
1P
)
I2
S
S
P
D
IF
C
V
BS
, Y
/P
b/
P
r, 
L/
R
R
G
B
/H
/V
Rear
TM
D
S
D
D
R
3 
A
dd
.
D
D
R
3 
D
at
a
S
P
I
Si
de
N
A
N
D
  F
LA
SH
IC
10
2 
(2
G
bi
t)
P
C
M
_A
[0
:7
]
TM
D
S
H
D
M
I3
D
D
R
3 
1G
b
IC
12
02
H
5T
Q
1G
63
B
FR
D
D
R
3 
1G
b 
IC
12
01
H
5T
Q
1G
63
B
FR
C
O
N
TR
O
L
IR & 
LE
D
 /
SO
FT
 T
O
U
C
H
(T
A
C
T 
SW
IT
C
H
)
S
E
N
S
O
R
_S
C
L/
S
D
A
LE
D
_R
K
E
Y1
K
E
Y2
IR
M
24
M
01
-H
R
M
N
6T
P
IC104 
25
6K
bi
t
I2
C
TM
D
S
H
D
M
I3
Ex
ce
pt
  o
f 
LS
35
0T
/C
S4
60
T
F-
SC
AR
T
S
C
1_
C
V
B
S
_I
N
S
C
1_
R
/G
/B
FE
_ 
V
O
U
T
CI Slot
74
LC
X2
44
B
uf
fe
r
TS
_D
A
TA
[0
:7
]
P
C
M
_D
A
TA
[0
:7
]
FE
_T
S
_D
AT
A
[0
:7
]
P
C
M
_A
[8
:1
4]
R
G
B
PC
SP
D
IF
PC
/D
VI
A
ud
iI
n
L/
R
S
P
D
IF
R
G
B
/H
/V
U
SB
2
DP/D
M
E
P
H
Y
FE
_T
S
_D
AT
A
[0
:7
]
A
ud
io
  A
M
P
ST
A
38
0B
W
E
Applied Model : **LM580T, **560T, **LS350T, **CS460T, **LM340T
- 19 -
Et
he
rn
et
R
G
B
 P
SP
D
IF
C
om
po
ne
nt
1
HDMI1/2(DVI
)
TD
SQ
TD
SQ
-
-
G
00
1D
G
00
1D
(L
G
IT
)
(L
G
IT
)
PC
/D
VI
 A
u
TU
_C
VB
S
S
IF
L/
R
SE
R
IA
L 
FL
A
SH
IC
14
01
 (8
M
 b
it)
M
X2
5L
80
05
M
2I
LV
D
S
(F
H
D
/5
0H
z)
U
SB
1
DP/D
M
SP
K
 L
/R
X-
ta
l
24
M
FP
C
(5
1P
)
I2
S
S
P
D
IF
C
V
BS
, Y
/P
b/
P
r, 
L/
R
R
G
B
/H
/V
Rear
TM
D
S
D
D
R
3 
A
dd
.
D
D
R
3 
D
at
a
S
P
I
Si
de
N
A
N
D
  F
LA
SH
IC
10
2 
(2
G
bi
t)
P
C
M
_A
[0
:7
]
TM
D
S
H
D
M
I3
D
D
R
3 
1G
b
IC
12
02
H
5T
Q
1G
63
B
FR
D
D
R
3 
1G
b 
IC
12
01
H
5T
Q
1G
63
B
FR
C
O
N
TR
O
L
IR & 
LE
D
 /
SO
FT
 T
O
U
C
H
(T
A
C
T 
SW
IT
C
H
)
S
E
N
S
O
R
_S
C
L/
S
D
A
LE
D
_R
K
E
Y1
K
E
Y2
IR
M
24
M
01
-H
R
M
N
6T
P
IC104 
25
6K
bi
t
I2
C
TM
D
S
H
D
M
I3
Ex
ce
pt
  o
f 
LS
35
0S
/C
S4
60
S
F-
SC
AR
T
S
C
1_
C
V
BS
_I
N
S
C
1_
R
/G
/B
FE
_ 
V
O
U
T
CI Slot
74
LC
X2
44
B
uf
fe
r
TS
_D
A
TA
[0
:7
]
P
C
M
_D
A
TA
[0
:7
]
FE
_T
S
_D
AT
A
[0
:7
]
P
C
M
_A
[8
:1
4]
Et
he
rn
et
R
G
B
P
SP
D
IF
PC
/D
VI
A
u
L/
R
S
P
D
IF
R
G
B
/H
/V
U
SB
2
DP/D
M
E
P
H
Y
FE
_T
S
_D
AT
A
[0
:7
]
A
ud
io
  A
M
P
ST
A
38
0B
W
E
LG
21
11
A
IC
10
1
Applied Model : **LM580S, **560S, **LS350S, **CS460S, **LM340S
- 20 -
LV
1
300
200
800
540
521
530
820
550
810
120
510
310
400
900
910
A2
A21
A4
A10
* Set + Stand * Stand Base + Body
AG
1
EXPLODED VIEW
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These 
parts are identified by       in the Schematic Diagram and EXPLODED VIEW. 
It  is  essential  that  these  special  safety  parts  should  be  replaced  with  the  same  components  as 
recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards. 
Do not modify the original design without permission of manufacturer.
IMPORTANT SAFETY NOTICE
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