220CW8 LCD
Schematic Diagram(Scaler Board - USB KEY)
29
S-A3
220CW8 LCD
29
S-A4
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
A
A
B
B
C
C
D
D
E
E
F
F
G
G
SEL
PWR1
PWR
UP
SEL
PWR1
LEDA-
LEDG-
LEDG
LEDA
USB_5V
DN
DP
MENU
LED_S
LEDG-
LED_S-
PWR1
PWR1
LEDA-
UP
UP
DOWN
SMART-
SEL
DOWN
SEL
LED_S-
SMART-
DOWN
MENU
SMART-
MENU
UP
SMART-
LED_S
MCU-VDD
GND_A
GND_A
GND_A MCU-VDD
GND_A MCU-VDD
MCU-VDD
GND_A
GND_A
GND_A
GND_A
GND_A
GND_A
MCU-VDD
MCU-VDD
MCU-VDD
AD1
4
PWR
4
LEDG1
4
LEDA1
4
070306
070306
070306
33/6
R94
33/6
R94
C72
0.1uF
/6
C72
0.1uF
/6
R143
10K/6
R143
10K/6
C73
0.1uF
/6
C73
0.1uF
/6
R72
10K/6
R72
10K/6
C74
0.1uF
/6
C74
0.1uF
/6
1K/6
1K/6
1
2
CN3
4501-10-10P-R/NC
CN3
4501-10-10P-R/NC
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
R77
10K/6
R77
10K/6
D23
BAV99/NC
D23
BAV99/NC
1
3
2
33/6
R17
33/6
R17
D24
BAV99/NC
D24
BAV99/NC
1
3
2
D25
BAV99/NC
D25
BAV99/NC
1
3
2
C70
0.1uF
/6
C70
0.1uF
/6
D21
BAV99/NC
D21
BAV99/NC
1
3
2
R73
10K/6
R73
10K/6
CN7
7101-E10N
CN7
7101-E10N
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
1
2
3
4
5
82/6
R93
82/6
R93
1K/6
1K/6
1
2
D22
BAV99/NC
D22
BAV99/NC
1
3
2
C71
0.1uF
/6
C71
0.1uF
/6
1
2
3
4
CN9
USB-B
1
2
3
4
CN9
USB-B
1
2
3
4
6
5
C75
0.1uF
/6
C75
0.1uF
/6
D20
BAV99/NC
D20
BAV99/NC
1
3
2
C70
B2
C71
B2
C72
B2
C73
B3
C74
B3
C75
B3
C84
B6
C85
B6
CN3
A1
CN7
B1
CN8
B8
CN9
A8
D20
D1
D21
D2
D22
D3
D23
E1
D24
E3
D25
E4
D37
D5
Q1
C6
Q2
C6
Q6
D9
R7
D7
R15
D7
R17
B2
R18
B5
R72
A6
R73
A6
R74
A5
R75
A5
R77
B5
R79
B5
R81
B5
R90
B5
R90
C5
R93
B2
R94
B2
R95
B5
R95
C5
R141 B5
R141 C5
R142 B5
R142 C5
R143 A6