5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
SEG8
DV33
POWER_K
LED-
LED+
IR
LED+
GRID[1:5]
GRID5
SEG8
GRID1
SEG3
GRID2
GRID3
GRID4
SEG6
SEG5
SEG2
SEG4
SEG7
SEG1
GRID3
GRID2
GRID4
GRID5
SEG5
SEG4
SEG6
5V
POWER_K
DATA
SEG2
SEG3
KEY2
KEY1
CS
5V
DATA
IR
CLK
GRID1
SEG1
LED-
POWER_K1
SEG7
SEG[1:8]
CLK
CS
DV33
5V
5V
DV33
5V
R313
N
Y
IR
VCC
GND
DATA
CS
CLK
0.3W
1W
R322
R317
R319
N
N
Y
Y
Y
N
Y
N
R321
Q1
R323
N
N
Y
Y
Y
N
)5200$,1%2$5'
R316
R313
NC/0
R313
NC/0
R1
0R
R1
0R
Q1
NPN_3DG3904M
Q1
NPN_3DG3904M
U301
DRIVER_LED_ET6202
U301
DRIVER_LED_ET6202
OSC
1
DI/O
2
CLK
3
STB
4
KEY1
5
KEY2
6
VDD
7
SEG1/KS1
8
SEG2/KS2
9
SEG3/KS3
10
SEG4/KS4
11
SEG5/KS5
12
SEG6/KS6
13
SEG7/KS7
14
GND
28
GRID1
27
GRID2
26
GND
25
GRID3
24
GRID4
23
GND
22
VDD
21
SEG14/GRID5
20
SEG13/GRID6
19
SEG12/GRID7
18
SEG10/KS10
17
SEG9/KS9
16
SEG8/KS8
15
R315
100
R315
100
R303
4.7K
R303
4.7K
LED2
LED_RED
LED2
LED_RED
C300
100pF/50V/NP0
C300
100pF/50V/NP0
C306
1uF/50V/Y5V
C306
1uF/50V/Y5V
R304
4.7K
R304
4.7K
C301
100pF/50V/NP0
C301
100pF/50V/NP0
K301
open/close
K301
open/close
R305
4.7K
R305
4.7K
REM301
IRM_12mm
REM301
IRM_12mm
IR
1
GND
2
VCC
3
GND
4
GND
5
C302
100pF/50V/NP0
C302
100pF/50V/NP0
R306
51K
R306
51K
D302
NC/1N4148
D302
NC/1N4148
K302
play/pause
K302
play/pause
R322
0
R322
0
K303
power
K303
power
+
NC/47uF
CE301
+
NC/47uF
CE301
D301
1N4148
D301
1N4148
R307
10K
R307
10K
R321
1K
R321
1K
R316
NC/33
R316
NC/33
LED1
LED_2501AHG1
LED1
LED_2501AHG1
GRID5
13
GRID4
12
GRID3
11
GRID2
10
GRID1
9
SEG8
8
SEG7
7
SEG6
6
SEG5
5
SEG4
4
SEG3
3
SEG2
2
SEG1
1
R308
10K
R308
10K
R317
1K
R317
1K
R309
1K
R309
1K
XS301
8PIN/2.0mm/140mm
XS301
8PIN/2.0mm/140mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
+
47uF/16V
CE300
+
47uF/16V
CE300
+
CE302
10uF/16V
+
CE302
10uF/16V
R314
0
R314
0
R318
NC/100
R318
NC/100
R310
1K
R310
1K
R323
NC/33
R323
NC/33
C303
0.1uF/50V/Y5V
C303
0.1uF/50V/Y5V
R311
NC/1K
R311
NC/1K
R319
4.7K
R319
4.7K
C315
47pF/50V/NP0
C315
47pF/50V/NP0
R312
1K
R312
1K
R3
0R
R3
0R
6-1
6-1
Front Control Board Circuit Diagram:
output
Содержание DVP3880K
Страница 37: ...6 10 6 10 Front Control Board Print layout bottom side ...
Страница 38: ...6 11 6 11 Karaoke and USB board Print layout top side bottom side ...
Страница 39: ...6 12 6 12 Power Supply Print layout bottom side ...
Страница 40: ...6 13 6 13 Main Board Print layout top and bottom sides ...