220EW9 LCD 21 220EW9 http://arizanotlari.com
Schematic Diagram (Scaler Board - Power)
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A
B
C
D
E
F
1
EEPROM_VCC
PC5V
DVI5V
+5V
TP1
BRI GHTNESS
PANEL_ENABLE
2
D102
BAV70
C101
100u/16V
R106
1K
C112
NC
D101
SN4148
+
VCC3.3
3
R101
4K7
R110
33K
C116
4.7u/10V
3
U106
NC
VOUT
VIN
ADJ
1
DIMMER0
+5V
C113
NC
VCC3.3
ON/ OFF
R108
20K
MCU_VDD
2
R104
32
Q103
1
R111
20K
4K7
1
Q104
AP2305GN
1
32
Q101
PMBT3904
4
MCU_VDD
D103
0
R165
47K
32
R109
4K7
U101
LD1117AL-3.3V
3
VIN
C102
0.1/16V
CCFL_ENABLE
R107
51
1
Q105
2N7002
1
32
VOUT
ADJ
100u/16V
C114
6
75
8
9
10
11
CN101 D8
12
A
CN102 F9
C101 B2
C102 B4
C103 B6
C106 B7
C107 B8
C108 B9
C109 B9
C110 D7
C111 D8
B
2
D107
VCC3.3
+
SN4148
C103
100u/16V
VCC3.3
LD1117AL-1.8V
3
VIN
C106
0.1/16V
U102
VOUT
1
VCC1.8
2
ADJ
C107
1u/10V
C108
1u/10V
C109
1u/10V
VCC1.8
C112 D1
C113 F3
C114 F5
C115 F6
C116 G3
C203 D7
C204 D7
C
C205 D9
C206 D10
ADC_Key 2
VLCD
Key 1
LED_O
LED_G
C204
NC
C203
NC
POWER
C110
NC
C111
NC
CN101
1 2
3 4
5 6
7 8
2x4P 2.0mm
AUTO/DOWN
C205
NC
UP
MENU
C206
NC
ADC_Key 1
Key 2
Key 3
C207
NC
C207 D10
R101 C2
R104 C4
R106 D2
R107 E5
R108 E4
R109 F4
R110 F3
R111 G3
R165 D4
D
D101 A2
D102 A2
VLCD
D103 B4
D107 A6
E
Q101 F4
Q103 D4
+5V
+
C115
NC
+5V
ON/OFF
BRI GHTNESS
VOLUME
MUTE
CN102
1
2
3
4
5
6
7
8
8P 2.0mm
Q104 E4
Q105 F5
U100 A3
U101 B5
U102 B8
F
arizanotlari.com
G
G
1
2
3
4 12
5
6
7
8
9
10
11
http://arizanotlari.com
220EW9 http://arizanotlari.com
Schematic Diagram(Scaler Board -Input)
A
B
C
D
E
F
arizanotlari.com
G
1
2
3
4
5 9
6
7
8
10
11
12
A
CN103 B2
C117 B6
C118 B6
1617
11
12
13
14
15
CN103
DZ11AA1-HW 6
VSI
HSI
EP1025P20V
EP1035P20V
1
6
2
7
3
8
4
9
5
10
EP1045P20V
PC5V
EP1055P20V
R120
75 1%
ESD_5V
D104
BAV99
D105
BAV99
D106
EP101 5P20V
BAV99
HPD_VGA
FB101 30Ω
FB102 30Ω
FB103 30Ω
3
2
2
2
1
3
1
3
1
EP1065P20V
R121
75 1%
R123 100
R124 NC
R125 100
R126 100
R130
R129
2K2
2K2
R122
75 1%
R127 100
R128 100
FB104
120Ω
R113 56 1%
R114 100
R115 56 1%
R116 100
R117 56 1%
R118 100
C124
NC
C125
33p/50V
C117 0.047u/ 16V
C118 0.047u/ 16V
C119 0.047u/ 16V
C120 0.047u/ 16V
C121 0.047u/ 16V
C122 0.047u/ 16V
C123 1000p/50VR119 470
DET_VGA
VSYNC
HSYNC
C126
220p/50V
RIN
GNDR
GIN
GNDG
BIN
GNDB
SOG
VGA_SCL
VGA_SDA
R13147K
EEPROM_VCC
R13247K
R207
10K
WP
TP2
TP3
U103
8
VCC
7
WP
6
SCL
AT24C02BN
C127
0.1/16V
1
A0
2
A1
3
A2
GNDSDA
45
C119 B6
C120 B6
C121 B6
C122 B6
C123 B6
C124 E5
C125 E6
C126 E6
C127 D10
R113 B5
R114 B5
R115 B5
R116 B5
R117 B5
R118 B5
R119 B5
R120 C4
R121 C4
R122 C5
R123 D4
R124 D4
R125 D4
R126 D4
R127 D5
R128 D5
R129 E4
R130 E4
R131 D8
B
C
D
E
R132 D8
R207 D9
FB101 B4
FB102 B4
FB103 B5
FB104 D4
EP101 C3
EP102 E1
EP103 E2
F
EP104 E2
EP105 E2
EP106 E3
D104 C3
D105 C3
D106 D3
U103 D9
G
1
2
3
4
5
6
7
8
9
10
11
12