![background image](http://html.mh-extra.com/html/sharp/lc-20dv20u/lc-20dv20u_service-manual_373836063.webp)
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
L2103
47uH
NLCV32T
L2102
22uH
NLCV32T
L2101
22uH
NLCV32T
L2107
22uH
NLCV32T
L2106
2.2uH
C2106
100
6.3V
V-S
C2103
100
6.3V
V-S
C2149
220
6.3V
V-S
Q2101
KTA1504S_Y_RTK
BUFFER
IC2101
MST9883C-LF-110
AD CONVERTER
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
9
B2101
FCM1608CF-600T06
NR2104
4D03WGJ0101T5E
NR2103
4D03WGJ0101T5E
NR2102
4D03WGJ0101T5E
NR2101
4D03WGJ0101T5E
NR2106
4D03WGJ0101T5E
NR2105
4D03WGJ0101T5E
W888
W886
C2110
0.1
B
C2140
12P CH
C2148
100P
CH
C2105
0.1
B
C2116
0.0039
B
C2126
0.1
B
C2111
0.1
B
C2113
0.1
B
C2112
0.1
B
C2120
0.039
B
C2108
0.1
B
C2130
0.1 B
C2125
0.1
B
C2132
0.1 B
C2124
0.1
B
C2129
0.1
B
C2131
0.1 B
C2109
0.1
B
C2136
0.1 B
C2137
0.1 B
C2138
0.1
B
C2145
0.001
B
C2144
0.047 B
C2146
15P CH
C2143
0.047
B
C2139
0.047 B
C2142
100P CH
C2150
0.1
B
C2151
100P
CH
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
R2104
100
R2109
470
R2111
470
R2116
10K
R2103
8.2K
R2108
1K
R2102
1K
R2114
100
R2117
10K
R2112
1K
R2110
100
C2121
220
6.3V
V-S
C2127
220
6.3V
V-S
C2133
220
6.3V
V-S
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
SCL1
SDA1
DDVS
DPR0
DPR1
DPR2
DPR3
DPR4
DPR5
DPR6
DPR7
DDCK
DDHS
DDVS
DDHS
DDVS
DDCK
DPR7
DPR6
DPR5
DPR4
DPR3
DPR2
DPR1
DPR0
DPG7
DPG6
DPG5
DPG4
DPG3
DPG2
DPG1
DPG7
DPG0
DPG6
DPG5
DPB7
DPG4
DPB6
DPB5
DPB4
DPB3
DPB2
DPB1
DPB0
DPG3
DPG2
DPG1
DPG0
DDHS
DDVS
DDCK
DPR7
DPR6
DPR5
DPR4
DPR3
DPR2
DPR1
DPB7
DPR0
DPB6
DPB5
DPG7
DPB4
DPG6
DPG5
DPG4
DPG3
DPG2
DPG1
DPG0
DPB3
DPB2
DPB7
DPB1
DPB6
DPB0
DPB5
DPB4
SW_PR/R
DPB3
DPB2
DPB1
DPB0
SW_Y/G
SW_PB/B
P.CON+3.3V
GND
P.CON+5V
H-22
H-21
PCBDS0
CEF170
(SCALER PCB)
NC
FROM/TO REGULATOR
FROM/TO INTERFACE_HDMI IC
FROM/TO SCALER
FROM/TO MICON
ANALOG
DIGITAL
3.3
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
0
0
3.9
1.3
3.3
0
0
3.3
0
3.1
0
3.1
3.0
0
GREEN7
GREEN0
GREEN1
GREEN2
GREEN3
GREEN4
GREEN5
GREEN6
GND
BLUE7
BLUE6
BLUE5
BLUE4
BLUE3
BLUE2
BLUE1
BLUE0
GND
GND
REF BYPASS
GND
GND
61
VD
GND
HSOUT
DATACK
VDD
RED7
GND
SOGOUT
VSOUT
GND
VD
RED6
RED5
RED4
RED3
RED2
RED1
RED0
VDD
VDD
VDD
80
3.3
3.3
0
0
3.3
3.3
0
3.3
3.8
3.8
0
1.3
1.3
3.3
0
0.4
0
3.3
0
0
3.3
0.5
0
3.3
3.3
0
0.5
0.9
0
3.3
3.3
0
0.5
0
3.9
VDD
VDD
GND
PVD
GND
COAST
HSYNC
VSYNC
FILT
MIDSCV
CLAMP
GND
GND
PVD
PVD
PVD
GND
GND
21
GND
VD
BAIN
VD
VD
GAIN
SOGIN
GND
GND
VD
VD
RAIN
A0
SCL
SDA
VD
GND
41
GND
GND
ADC SCHEMATIC DIAGRAM
0
0.7
5.0
FROM/TO AV SWITCH1
23
1
27
28
29