50PS30FD-GA (CHASSIS:PE91A) - LG TV Service Manual (repair manual). Page 42

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THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.
JK1001
KCN-DS-1-0089
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
DDC_SCL/UART_RX
C1002
220pF
50V
READY
R1018
22
DSUB_DET
GND
12pF
C1016
DDC_SCL/UART_RX
DSUB_G
75
R1010
4.7K
R1011
4.7K
R1012
DSUB_B
C1022
0.1uF
DSUB_R
DSUB_VSYNC
PC_SER_DATA
DDC_SDA/UART_TX
4.7pF
C1012
C1000
270pF
50V
READY
1K
R1014
1K
R1013
75
R1007
DDC_SDA/UART_TX
C1013
0.1uF
16V
12pF
C1017
C1003
270pF
50V
READY
R1017
22
IC1001
AT24C02BN-10SU-1.8
3
2
4
1
5
6
7
8
R1001
10
R1015
22
4.7pF
C1015
C1004
220pF
50V
READY
4.7pF
C1014
PC_SER_CLK
+3.3V_AVDD
75
R1005
DSUB_HSYNC
+5V_VGA
C1001
0.1uF
16V
ISP_TXD
ISP_RXD
C1005
220pF
50V
JK1002
KCN-DS-1-0088
1
2
3
4
5
6
7
8
9
10
R1006
100
C1008
0.1uF
50V
+3.3V_ST
C1009
0.1uF
50V
C1010
0.1uF
50V
R1002
4.7K
C1006
220pF
50V
R1009
0
R1004
4.7K
IC1000
MAX3232CDR
3
C
1
-
2
V
+
4
C
2
+
1
C
1
+
6
V
-
5
C
2
-
7
D
O
U
T
2
8
R
I
N
2
9
R
O
U
T
2
1
0
D
I
N
2
1
1
D
I
N
1
1
2
R
O
U
T
1
1
3
R
I
N
1
1
4
D
O
U
T
1
1
5
G
N
D
1
6
V
C
C
C1011
0.1uF
50V
R1008
100
DBG_TX
+3.3V_ST
DBG_RX
C1007
0.1uF
50V
+5V_VGA +5V_ST
D1012
ENKMC2838-T112
A1
C
A2
C1018
18pF
50V
C1021
18pF
50V
R1000
0
R1003
10
R1016 10K
R1019
1K
R1023
100
R1032
0
R1033
0
R400
0
R402
0
READY
RXE3+
DISPLAY_EN
P401
SMW200-26C
HD
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
26
RXE4-
RXE3-
RXE4+
RXO0+
RXOCK+
RXECK-
RXO1-
R406
0
RXO3+
RXO0-
RXE0-
RXO2+
RXE1+
RXO3-
SCL1
RXO2-
RXE0+
R404
27K
READY
PC_SER_CLK
SDA1
RXECK+
PC_SER_DATA
RXO1+
RXE2+
RXOCK-
RXE1-
R401
100
R407
100
RXE2-
RXO4+
RXO4-
P400
SMW200-40C
READY
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
R408
10K
R409
10K
KEY2
+5V_ST
KEY1
+3.3V_ST
LED_W1
IR
LED_R_SUB
C403
680pF
L400
MLB-201209-0120P-N2
L403
MLB-201209-0120P-N2
L405
MLB-201209-0120P-N2
L404
MLB-201209-0120P-N2
L402
MLB-201209-0120P-N2
L401
MLB-201209-0120P-N2
C400
10uF
6.3V
DISPLAY_EN
R412
27K
READY
R403
100
HD
R405
100
READY
D1001
D1000
D
1
0
0
8
D1003
D1002
D1009
30V
READY
D1004
D1007
D1005
30V
ADUC30S03010L_AMODIODE 
READY
D1006
30V
ADUC30S03010L_AMODIODE 
READY
LED_W2
L406
MLB-201209-0120P-N2
L407
MLB-201209-0120P-N2
P_KEY
R1035
22
R1034
22
L408
MLB-201209-0120P-N2
C1025
10uF
6.3V
+5V_GENERAL
MOD_ROM_TX
MOD_ROM_RX
C402
10pF
C406
10pF
C401
10pF
C407
10pF
C405
10pF
C404
10pF
C408
10pF
C410
10pF
IC1002
PCA9517DGKR
I2C BUS REPEATER
3
SDAA
2
SCLA
4
GND
1
VCCA
5
EN
6
SDAB
7
SCLB
8
VCCB
+3.3V_ST
+3.3V_ST
R1037
22
I2C BUS REPEATER
R1036
22
I2C BUS REPEATER
EX_SCL
R1039
22
I2C BUS REPEATER
R1038
22
I2C BUS REPEATER
EYE_SDA
EYE_SCL
EX_SDA
EX_SDA
EX_SCL
EYE_SDA
EYE_SCL
P402
12507WS-15L 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16
15
C1023
10pF
C1024
10pF
D1013
Q1001
2SC3052
E
B
C
DISP_EN
DISPLAY_EN
+5V_GENERAL
RXECK-
RXO3-
R436
0
FFC_WAFER
SDA1
RXE2+
RXOCK-
RXE0-
RXO4+
RXOCK+
MOD_ROM_TX
RXE4+
RXO4-
DISPLAY_EN
PC_SER_DATA
RXO1-
R435
0
FFC_WAFER
RXE1-
R434
0
FFC_WAFER
RXO3+
R433
0
FFC_WAFER
RXO2-
R432
0
FFC_WAFER
RXE1+
R431
0
FFC_WAFER
R430
0
FFC_WAFER
RXE3-
R429
0
FFC_WAFER
RXE3+
R428
0
FFC_WAFER
R427
0
FFC_WAFER
RXO2+
R442
27K
READY
R426
0
FFC_WAFER
R425
0
FFC_WAFER
RXE4-
R440
0
FFC_WAFER
RXO0-
R423
0
FFC_WAFER
RXE0+
R422
0
FFC_WAFER
R421
0
FFC_WAFER
R420
0
FFC_WAFER
RXO0+
R419
0
FFC_WAFER
RXO1+
PC_SER_CLK
R418
0
FFC_WAFER
R417
0
FFC_WAFER
R416
0
FFC_WAFER
RXE2-
SCL1
R415
0
FFC_WAFER
R414
0
FFC_WAFER
RXECK+
R413
0
FFC_WAFER
R437
0
FFC_WAFER
MOD_ROM_RX
R424
0
FFC_WAFER
R438
100
FFC_WAFER
R439
100
FFC_WAFER
R441
100 FFC_WAFER
R1040
0
R1043
10K
R1041
27K
R1042
10K
P403
TF05-51S
FFC_WAFER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
C1029
10pF
READY
C1028
10pF
READY
C1027
10pF
READY
C1026
10pF
READY
C1030
10pF
READY
R1029
4.7K
R1024
4.7K
RGB,RS232,LVDS
8
9
ROM DOWNLOAD FOR PDP
RS232C
PC AUDIO
$0.179
LVDS
SUB Board I/F
LVDS FFC WAFER
MSD3369GV NZ Platfrom
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