LG 22LV2500-CC (CHASSIS:LC01S) Service Manual ▷ View online
- Manual Download
* Caution
1) Use the proper signal cable for EDID Download
- Analog EDID : Pin3 exists
- Digital EDID : Pin3 exists
2) Never connect HDMI & D-sub Cable at the same time.
3) Use the proper cables below for EDID Writing
4) Download HDMI1, HDMI2, separately because HDMI1 is
different from HDMI2
- 13 -
D-sub to D-sub
DVI-D to HDMI or HDMI to HDMI
For HDMI EDID
For Analog EDID
4.7 Outgoing condition Configuration
■
Push‘IN STOP’ key, then in-stop processing will start.
If processing is complete, TV will turn off automatically.
*Must not AC power OFF during processing.
Confirm whether is normal or not when between
power board's ac block and GND is impacted on
1.5kV(dc) or
1.5kV(dc) or
2.2kV(dc) for one second.
- 14 -
BLOCK DIAGRAM
Sa
tu
rn
7R
Sa
tu
rn
7R
LG
E1
01
R
C
LG
E1
01
R
C
-
-
R
R
(IC1
0
(IC1
0
1
1
)
)
O
pt
ion:
S7
M
R
S
7M
+
NIM
T
UNE
R
TU37
01
(O
pt
io
n:
T
U37
02
HNIM
tun
er
)
Sa
tu
rn
7R
LG
E1
01
R
C
-R
(IC
10
1)
NIM
T
UNE
R
TU37
01
(O
pt
io
n:
T
U37
02
HNIM
tu
ner
)
3
: R
F_
SWI
TC
H
_CT
L
, F
E
_B
O
O
ST
ER
_CT
L,
T
un
er
R
es
et
2
: T
U
_C
V
B
S
/SI
F
(A
TV)
CI S
lo
t
P19
01
CI S
lo
t
CI S
lo
t
P19
P19
01
01
11
:CI
_T
S_
DA
TA
[0
-7
]…
Inn
er
De
m
od:
LG
39
11
4
: T
U
_SCL
/S
DA
,
De
m
od
_SC
L
/S
DA
11
: T
S
_Sy
nc
/da
ta
[0
..7
]…
(D
TV)
15
: P
CM
_A
[0
-1
4]
6:
CI
_DA
TA
[0
-7
]
3:
CE
,O
E
,WE
1:
PCM
_I
R
Q
A
(J
K
160
1/
3)
7:Co
m
p_
D
ET
,Y
+/
-,Pb+
/-,
Pr
+/
-
2:
Co
m
p
_R
/L
_I
N
J
K
1
604
2:CV
B
S
_DET
,CV
B
S
IN
2:
CV
B
S
_R
/L
_I
N
EEPRO
M
(2
K,
IC
11
05
)
EEPRO
M
(2
K,
IC
11
05
)
(J
K110
4)
(J
K110
2)
9
: R+
/-
,G+/
-
, B
+
/-
,H/
V sy
n
c,
DE
T
, I
SP
_
R
X
D/
T
XD
2:
RG
B
_DDC_
SCL
/SDA
2
: P
C _
R/
L
_I
N
(JK
1
1
0
1
)
M
A
X3
23
2
(IC1
10
1)
M
A
X3
23
2
M
A
X3
23
2
(IC1
10
1
(IC1
10
1
)
)
2
:
SI
DE
_
USB
_DM
/D
P
1
:
5
V_
USB
2
: US
B
_CT
L,
U
S
B
_O
C
D
AP2
19
1DSG
(IC1
45
0)
AP2
19
1DSG
AP2
19
1DSG
(IC1
45
0)
(IC1
45
0)
R
G
B
In
PC
A
ud
io
AV1
CO
M
P1
&
CO
M
P2
U
S
B
(Si
de
)
(JK
1
4
5
0
)
S
PD
IF
(D
ig
ita
l)
JK1
10
3
1
:
SP
DI
F
_OUT
HP (
A
na
lo
g)
2
: HP
_L/
R
OUT
(J
K802)
8:
HD
M
I1
_D0
+/
-,D
1+/
-,D2
+/
-,CK+
/-
2:
DD
C
_SCL
1/
S
DA1
EEPRO
M
(2
K,
IC
80
1)
EEPRO
M
(2
K,
IC
80
1)
HD
M
I1
In
(J
K80
1
)
2:
DD
C
_SCL
2/
S
DA
2
EEPRO
M
(2
K,
IC
80
2)
EEPRO
M
(2
K,
IC
80
2)
HD
M
I2
In
8:
HD
M
I2
_D0
+/
-,D
1+/
-,D2
+/
-,CK+
/-
2:S
7_
R
X
D1
/T
X
D
1
R
S2
32
J
K
9
903
2:S
id
eAV
_D
ET
/CV
B
S
IN
2:
CV
B
S
_R
/L
_I
N
AV2 (Si
de
)
H
K :
ALT
O
B
E
A
M
T
UN
ER
(J
K803)
2:
DD
C
_SCL
3/
S
DA
3
8:
HD
M
I3
_D0
+/
-,D
1+/
-,D2
+/
-,CK+
/-
HD
M
I3
In
EEPRO
M
(2
K,
IC
80
4)
EEPRO
M
(2
K,
IC
80
4)
- 15 -
(JK
1
1
0
1
)
Sa
tu
rn
7R
LG
E1
01
R
C
-R
(IC1
01
))
Sa
tu
rn
7R
Sa
tu
rn
7R
LG
E1
01
R
C
LG
E1
01
R
C
-
-
R
R
(IC1
0
(IC1
0
1
1
))
))
EEP
R
O
M
(512K, IC104)
EEP
R
O
M
EEP
R
O
M
(512K, IC104)
(512K, IC104)
2
: I
2C_
SCL/
S
DA
HDCP
E
EP
R
O
M
(8K, IC103)
HDCP
E
EP
R
O
M
HDCP
E
EP
R
O
M
(8K, IC103)
(8K, IC103)
N
AND F
LA
SH
(2G
, IC102)
N
AND F
LA
SH
N
AND F
LA
SH
(2G
, IC102)
(2G
, IC102)
14
:
PCM
_A
[0
:7
]
DDR
3
(1G
, IC
1202
)
DDR
DDR
3
3
(1G
(1G
, IC
, IC
1202
1202
)
)
DDR
3
(1G
, IC
1201
)
DDR
DDR
3
3
(1G
, IC
(1G
, IC
1201
1201
)
)
45
:
DD
R
_D
[0
:1
5],
DD
R
_A
[0
:1
3]
…
O
pt
ion:
S7
M
R
S
7M
+
A
ddr
es
s:
1010
1---
A
ddr
es
s:
A0
(1
010
000
0)
FR
C DDR
(1G
, I
C3
01)
FR
C DDR
FR
C DDR
(1G
, IC
(1G
, IC
3
3
01)
01)
46
:
C
-M
A
[0
:1
2
],….
SP
I F
la
sh
(8M
IC1401
)
SP
I F
la
sh
SP
I F
la
sh
(
(
8M
IC1401
8M
IC1401
)
)
5
: SCK
,SDI,
S
DO
,/C
S,
/W
P
2:
NE
C_E
EP
R
O
M
_S
CL
/S
D
A
2:
L
ED_
R/
B
3:
KE
Y1
/2 ,IR
EEP
R
O
M
(1
6K
,
IC1
00
1)
EEP
R
O
M
(1
6K
,
IC1
00
1)
NE
C_M
ic
om
IC1002
NE
C_M
ic
om
NE
C_M
ic
om
IC1002
IC1002
Co
nt
ro
l&
SO
Ft
tou
ch
P2401
Co
nt
ro
l&
Co
nt
ro
l&
SO
Ft
SO
Ft
tou
ch
tou
ch
P2401
P2401
2:
NE
C_S
CL
/S
D
A
Po
w
er
B
/D
P403
Po
w
er
B
/D
Po
w
er
B
/D
P403
P403
2:
INV
_CT
L,R
L_O
N
Deb
ugg
er
P1001
Deb
ugg
er
Deb
ugg
er
P1001
P1001
6:
NE
C_IS
P_T
X/R
X….
1:
S
O
C_ R
es
et
2
:
N
E
C_
R
X
D/T
X
D.
45
:
DD
R
_D
[0
:1
5],
DD
R
_A
[0
:1
3]
…
7:
NAND
_WEb
/A
LE
/CLE
…
LPF
2
：
A
M
P_
SCL/
S
DA
Sp
e
a
ke
r
A
udi
o
A
M
P
N
TP
710
0
IC5
01
A
udi
o
A
M
P
A
udi
o
A
M
P
N
TP
7
N
TP
7
1
1
00
00
IC5
01
IC5
01
4:
AUD
_LR
C
H
/LR
CK/
SCK,
A
M
P_
M
ut
e
S
PK
_L
+
/-
S
PK
_R
+
/-
PW
M
FHD
120
H
z
P7
03
&
P7
04
FHD
FHD
120
H
z
120
H
z
P7
03
&
P7
04
P7
03
&
P7
04
51
PI
N,
C
ha
nn
el
a
&
b
41
PI
N,
C
ha
nn
el
c
&
d
CCFL
LC
D m
odu
le
HD
60
H
z
P7
05
CCFL
LC
D m
odu
le
CCFL
LC
D m
odu
le
HD
HD
6
6
0H
z
0H
z
P7
05
P7
05
30
PI
N,
C
ha
nn
el
a
S7
M
R
/ S
7M
+
op
tio
n
2D
/3
D
On
ly L
W4500
LV1
A5
A2
A21
A31
A10
300
301
200
400
540
521
910
900
810
120
511
510
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.
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
- 1
6 -
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