![background image](http://html.mh-extra.com/html/sharp/lc-20dv20u/lc-20dv20u_service-manual_373836064.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
CD7204
CHRU3002
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
IC7201
ICSV385AGLFT
LVDS
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
6
7
8
9
LCD PANEL
V2301
LK260T3LF12
CP7203
FI-X30S-HF-NPB
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
4
5
6
7
8
9
L7201
47uH NLC3225
L7202
47uH
NLC3225
L7203
47uH NLC3225
C7208
220
6.3V
V-S
C7209
220
6.3V
V-S
C7203
220
6.3V
V-S
C7205
220
6.3V
V-S
C7224
220
16V
V-S
B7201
FCM1608CF-600T06
NR7201
4D03WGJ0470T5E
NR7202
4D03WGJ0470T5E
W834
W811
W829
W832
W855
C7206
0.1 B
C7207
0.1 B
C7212
0.1 B
C7202
0.1
B
C7201
0.1
B
C7204
0.1
B
C7210
0.1
B
C7217
0.1 B
C7220
0.1 B
C7215
0.1 B
C7228
1B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
R7203
47
R7202
47
R7201
180
C7213
1
50V
V-S
C7219
330
4V
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
DR6
DR9
DR5
DR7
DR4
DG2
DR2
DR3
DR3
DR4
DR5
DR6
DG3
DR2
DR7
DR8
DR9
DG4
DR8
DG2
DG3
DG8
DG4
DG5
DG6
DG7
DG8
LCD_TXOUT0-
DG9
DG9
LCD
LCD_TXOUT1-
DB2
LCD
DB3
DG5
DB4
DB5
DB6
DG6
DB7
DB8
DB9
DCLK1
DVS
DG7
DHS
DEN
DB2
LCD_TXOUT2-
DB8
LCD
LCD_TXCLKOUT-
LCD_T
LCD+B
DB9
DB3
LCD_TXOUT3-
DB4
LCD
DB5
LCD_TXOUT0-
DB6
LCD
DB7
LCD_TXOUT1-
LCD
LCD_TXOUT2-
DCLK1
LCD
DHS
DEN
LCD_TXCLKOUT-
LCD_T
DVS
LCD_TXOUT3-
LCD
P.CON+3.3V
LCD+B
GND
H-24
H-23
PCBDS0
CEF170
(SCALER PCB)
LVDS SCHEMATIC DIAGRAM
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
RXIN0-
RXIN0+
RXIN1-
RXIN1+
RXIN2-
RXIN2+
RXIN3+
RXIN3-
RXCLK IN+
RXCLK IN-
GND
VDD+3.3V/GND
VDD+5V/12V
VDD+5V/12V
VDD+5V/12V
VDD+5V/12V
VDD+3.3V/NC/GND
NC/GND
VDD+3.3V/NC/GND
VDD+3.3V/NC/GND
NC/GND
NC
NC
NC
FROM/TO PANEL
0
0
3.3
3.3
3.3
0
3.3
0
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
3.3
NC
GND
GND
LVDSGND
LVDSGND
TxOUT3-
TxCLKOUT-
T
TxOUT2-
LVDSVcc
TxOUT0-
TxOUT1-
LVDSGND
TxIN27
TxIN0
TxIN1
TxIN2
TxIN3
TxIN4
TxIN8
PLLGND
PLLVcc
PLLGND
PWRDWN
TxCLKIN
TxIN26
TxIN24
GND
GND
TxIN25
TxIN23
TxIN22
TxIN21
TxIN20
TxIN19
Vcc
TxIN18
TxIN17
TxIN16
GND
R-FB
TxIN15
TxIN14
TxIN13
TxIN12
TxIN11
Vcc
TxIN9
TxIN10
TxIN7
TxIN6
TxIN5
RS
0
0
3.3
3.3
3.3
3.3
3.3
3.3
1.3
1.2
0
3.2
1.2
1.3
1.2
1.3
0
3.3
0
1.2
1.3
1.3
1.2
0
3.3
2.8
3.3
0
24
FROM/TO SCALER
FROM/TO REGULATAR