Advertisement
6-1
A
Front Board Circuit Diagram:
IRM_12mm
IRM_12mm
IR CIRCUIT
5
GND
4
GND
3
R31
R31
100
100
VCC
2
1
GND
1
IR
R32
R32
2.2K
2.2K
VCC
IR
IR1
IR1
C13
C13
C11
C11
C14
C14
1uF/16V/Y5V
1uF/16V/Y5V
47pF/50V/NP0
47pF/50V/NP0
0.1uF/50V/X7R
0.1uF/50V/X7R
XS1
XS1
9PIN/2.0mm/120mm
9PIN/2.0mm/120mm
1
VSTB
1
2
VSCK
2
3
VSDA
3
4
R51
R51
100
100
IR
4
5
GND
5
6
VCC
6
7
POWER_K
7
8
OPEN_K
8
9
VCC_D
9
2
VCC
VCC
3
R52
R52
R54
R54
10K
10K
10K
10K
POWER_K
OPEN_K
S3
S3
S4
S4
C23
C23
C24
C24
POWER
OPEN/CLOSE
TAC020
TAC020
47pF/50V/NP0
47pF/50V/NP0
47pF/50V/NP0
47pF/50V/NP0
TAC020
TAC020
VCC_USB
+
+
CE2
CE2
C157
C157
220uF/16V
220uF/16V
0.1uF/50V/X7R
0.1uF/50V/X7R
4
P600
P600
USB-A/BK
USB-A/BK
A
B
VCC_D
R311
R311
R310
R310
R309
R309
4.7K
4.7K
4.7K
4.7K
4.7K
4.7K
VSDA
R312
R312
100
100
VSCK
R313
R313
100
100
VSTB
R314
R314
100
100
C303
C303
0.1uF/50V/Y5V
0.1uF/50V/Y5V
VCC_D
R36
R36
JP4
JP4
4PIN/2.0mm/240mm
4PIN/2.0mm/240mm
4
4
USBP1
3
3
USBM1
2
2
R2
R2
0
0
1
1
1
VCC_USB
VCC
2
USBM1
D-
3
USBP1
D+
4
GND
ESD1
ESD1
ESD2
ESD2
PESD5V0S1BA/30K/35pF
PESD5V0S1BA/30K/35pF
PESD5V0S1BA/30K/35pF
PESD5V0S1BA/30K/35pF
B
C
R315
R315
51K
51K
U301
U301
ET6202
ET6202
1
OSC
GND
2
DI/O
GRID1
3
CLK
GRID2
4
STB
GND
R307
R307
10K
10K
R308
R308
1K
1K
5
KEY1
GRID3
R327
R327
10K
10K
R326
R326
1K
1K
6
KEY2
GRID4
7
VDD
GND
SEG1
8
SEG1/KS1
VDD
SEG2
9
SEG2/KS2
SEG14/GRID5
SEG3
10
SEG3/KS3
SEG13/GRID6
SEG4
11
SEG4/KS4
SEG12/GRID7
SEG5
12
SEG5/KS5
SEG10/KS10
SEG6
13
CE300
CE300
SEG6/KS6
SEG9/KS9
+
+
14
SEG7/KS7
SEG8/KS8
47uF/16V
47uF/16V
SEG[1:6]
R303
R303
1K
1K
C312
C312
100pF
100pF
R3
R3
VCC_D
R1
R1
VCC
VCC_D
R6
R6
R49
R49
R33
R33
NC/3.9K
NC/3.9K
3.9K
3.9K
LED1
LED1
10K
10K
Q7
Q7
NPN_3DG3904M
NPN_3DG3904M
LED_RED
LED_RED
R40
R40
4.7K
4.7K
C
6-1
D
DP1
DP1
GRID[1:7]
28
GRID1
1
GRID1
27
2
GRID1
GRID2
GRID2
26
GRID2
GRID3
3
GRID3
25
GRID4
4
GRID4
24
GRID3
GRID5
5
GRID5
23
GRID4
GRID6
6
GRID6
22
GRID7
7
GRID7
21
VCC_D
SEG1
8
SEG1
20
GRID7
SEG2
9
SEG2
19
GRID6
SEG3
10
SEG3
18
GRID5
SEG4
11
SEG4
17
SEG5
12
SEG5
16
C304
C304
SEG6
13
SEG6
15
0.1uF/50V/Y5V
0.1uF/50V/Y5V
LED_GYXS-2511CG
LED_GYXS-2511CG
KEY
functional
S1
STOP
S1
S1
S2
S2
STOP
PLAY
S2
PLAY/PAUSE
TAC020
TAC020
TAC020
TAC020
POWER
S3
S4
OPEN/CLOSE
C313
C313
100pF
100pF
0
0
R4
R4
0
0
POWER_K
R7
R7
0
0
POWER_K
R5
R5
0
0
0
0
VCC_D
0
0
VCC_D
JMP RESISTANCE
D
E
1
2
3
4
E
Advertisement
