Read LG 52LG50YR-TK (CHASSIS:LP81D) Service Manual online
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方框图
PC_Au
di
o
R
F
RGB
(PC
O
nly)
H
DM
I1,
2,
3
(D
TV
Onl
y)
AV
1
MN
T_
O
U
T
Side
AV
2
COMP1
COMP2
USB
TM
D
S/
D
DC
/H
PD_S
IN
K
H
D
M
I_
SEL/
H
D
M
I_
IIC
TMD
S
M
ux
TM
D
S/
D
D
C
/H
PD
_S/W
TX
C
O
[0
:4
] /
T
XC
E[0:
4]
/
TX
C
LK
O
/
TX
C
LK
E
R
G
B
/H
VS/II
C
_D
SU
B
C
VB
S_
VI
N
C
O
M
P1
Y
Pb
Pr
C
O
M
P2
Y
Pb
Pr
SI
D
E_
C
VB
S/
SI
D
E_
YC
TV
_M
AI
N
/M
A
IN
_SIF
AU
D
IO
S
/W
COMPONENT
or
S
ID
E
IC60
2
SI
F
AM_
A
U
DIO
CO
M
P1_L
R
CO
M
P2_L
R
SI
D
E_
LR
MN
T_LR_OU
T
SW/LR
NTP3000
Digital AMP
SPK 2CH
/SPK_HOTEL
24C0
2
EEP
R
O
M
DDC
HD
M
I_5
V_
D
ET(
H
PD
)/H
PD
_M
ST
/C
EC
24C0
2
EEP
R
O
M
PC
_A
U
D
C
VB
S_
LRIN
M
N
T_
VO
U
T(
AM
P
:
G
A
IN
X
4)
/M
U
TE
_L
INE
A
M
P
G
AI
N
X
4
IC60
1
AUDIO_SW
DDC
SC
L/
SD
A
_T
U
N
ER
SE
C
AM
_L
DD
R
(2
56M
B
IT
)
M
A
D
R
[0:11
]
MD
A
TA
[0
:15
]
SU
B
D
ECODER
D
EC_656[
0:
7]
/ D
EC_656_CLK
SW_RESET / IIC_PART /
PIP_V(
GAIN
X 4)
SW
_R
ES
ET
/
IIC_
PA
RT
I2
S
M
U
TE
_M
AI
N /
A
C
_D
ET
AM
P_
M
U
TE
_H
O
TE
L
PS
U
R
L_
O
N
/S
ELE
C
T/
D
IMM
ING/S
YNC
M
N
T_5
V/
A
C
_D
ET
/S
C_
R
ST
A
U
DI
O
_R
M
star
R
AM
_C
A
S/
R
A
S
R
AM
_C
S/
W
E
R
AM
_C
K
E/CLK
R
AM
_L
D
QS/
UD
Q
S
R
AM
_B
A[
0:
1]
R
AM
A
_[
0:
12
]
R
AM
D
Q
S_
[0
:15
]
FRC_R/G/B_Out_ 0 ~ 9
FRC_DEN/CLK_Out
FRC_HS/VS_Out
R
AM
_C
A
S/
R
A
S
R
AM
_C
S/
W
E
R
AM
_C
K
E/CLK
R
AM
_L
D
QS/
UD
Q
S
R
AM
_B
A[
0:
1]
R
AM
A
_[
0:
12
]
R
AM
D
Q
S_
[0
:15
]
SC
L/
SD
A
_P
A
RT
FRC_R
ES
ET
A
O
_T
X[
0:
4]
A
E_
TX
[0
:4
]
EO
_T
X[
0:
4]
B
E_
TX
[0
:4
]
A
O
/A
E/
EO
/B
E_C
LK
MODULE
SC
L/
SD
A
_P
A
RT
SC
L/
SD
A
_P
A
RT
HDMI_SCL/SDA
24C64
EEPR
OM
SC
L/S
DA
_P
ART
SC
L/
SD
A
_P
A
RT
IO
_E
XP
A
ND
E
R
SC
L/
SD
A
_P
A
RT
D
D
R
2
(25
6M
B
IT)
M
TK
(F
RC
CH
IP
)
M
X25
L800
5
FL
AS
H
MEMOR
Y
(2
M
B
YT
E)
SP
I_C
Z/
C
LK
SP
I_
D
SP
I_C
Z/
C
LK
SP
I_
D
M
X25
L400
5
FL
AS
H
MEMOR
Y
(51
2KB
YTE
)
SP
I_C
Z/
C
LK
SP
I_
D
RES
ET
Zo
ran
VA
D
D
IS
-966
XD
MPE
G
Decode
r
DD
R
M
EM
U
SB
(A
V
I/O,
D
at
a
I/O
)
B
D
20
41
Protec
t I
C
+5
V
SE
R
IA
L
FL
AS
H
M
PE
G
RX/
TX
M
PE
G
R
ES
ET
I2
S
IN
656
IN
To
M
sta
r
版权归LG电子所有
仅限培训和售后服务使用
仅限培训和售后服务使用
仅限LG电子内部使用
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