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6-1
Front+Power+USB+KOK Board Circuit Diagram:
5
D
+5V
2
+5V
+12V
2
+12V
GND
2
GND_POWER
GND_POWER
R1
R1
0R
0R
GND_POWER
R313 0R
R313 0R
1
12V
1
XS2
XS2
2
MIC
2
14PIN/2.0mm
14PIN/2.0mm
3
12V
3
4
+5V
4
5
CS
5
6
CLK
6
7
DATA
7
8
Power_KO
8
9
IR
9
10
GND
10
11
USB5V
11
12
FGND
12
13
USB_DP
13
14
USB_DM
14
C25
C25
C26
C26
5.6pF/50V/NPO/NC
5.6pF/50V/NPO/NC
5.6pF/50V/NPO/NC
5.6pF/50V/NPO/NC
A
C
REM1
REM1
3
R318
R318
470
470
5V
VCC
2
GND
1
IR
IR
C306
C306
IR1
IR1
C315
C315
1uF/50V/Y5V
1uF/50V/Y5V
47pF/50V/NP0
47pF/50V/NP0
B
USB
P2
P2
USB
USB
USB5V
1
USB_DM
2
C202
C202
USB_DP
3
FGND
4
MGND
5
MGND
6
0.1uF/50V/Y5V
0.1uF/50V/Y5V
MGND
7
MGND
ESD5
ESD5
8
ESD4
ESD4
LVE16Y1R0
LVE16Y1R0
LVE16Y1R0
LVE16Y1R0
A
FGND
R26
R26
MGND
0/NC
0/NC
FGND
R27
R27
MGND
0/NC
0/NC
MGND
PCBlayout
USB
MGND
ESD
A
5
4
3
+5V
10R
10R
R2
R2
5V
R304
R304
R303
R303
4.7K
4.7K
R305
R305
4.7K
4.7K
4.7K
4.7K
DATA
CLK
R307
R307
CS
R308
R308
R311 0R
R311 0R
+12V
10K
10K
C300
C300
C301
C301
C302
C302
10K
10K
CE300
CE300
+
+
C304
C304
C303
C303
0.1uF/50V/Y5V
0.1uF/50V/Y5V
0.1uF/50V/Y5V
0.1uF/50V/Y5V
47uF/16V
47uF/16V
+5V
R207
R207
220R
220R
CE201
CE201
+
+
22uF/16V
22uF/16V
P3
P3
1
GND
2
R201
R201
3.3K
3.3K
MIC
3
G
PHONE JACK
PHONE JACK
C211
C211
R200
R200
10K
10K
1000pF/50V/X7R
1000pF/50V/X7R
4
3
6-1
2
LED-
R306
R306
51K
51K
U301
U301
DRIVER_LED_ET6202
DRIVER_LED_ET6202
GRID[1:5]
1
28
GRID5
OSC
GND
2
27
GRID1
GRID4
DI/O
GRID1
3
26
GRID2
GRID3
R309
R309
CLK
GRID2
4
25
GRID2
R310
R310
STB
GND
5
24
GRID3
GRID1
KEY1
GRID3
6
23
GRID4
SEG8
KEY2
GRID4
7
22
SEG7
VDD
GND
1K
1K
SEG1
8
21
5V
SEG6
1K
1K
SEG1/KS1
VDD
SEG2
9
20
GRID5
SEG5
SEG2/KS2
SEG14/GRID5
SEG3
10
19
SEG4
SEG3/KS3
SEG13/GRID6
SEG4
11
18
SEG3
SEG4/KS4
SEG12/GRID7
SEG5
12
17
R323
R323
33
33
LED+
SEG2
SEG5/KS5
SEG10/KS10
SEG6
13
16
SEG1
SEG6/KS6
SEG9/KS9
14
15
SEG7
SEG8
SEG7/KS7
SEG8/KS8
SEG[1:8]
K301
K301
K302
K302
R312
R312
open/close
open/close
play/pause
play/pause
1K
1K
K303
K303
Power_KO
power
power
R208
R208
47K
47K
REF
CE203
CE203
C218
C218
R211
R211
+
+
C213
C213
0.1uF
0.1uF
51K
51K
100uF/10V
100uF/10V
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C210
C210
47pF/50V/NP0
47pF/50V/NP0
R204 Sunplus
2.4K
MTK
4.7K
R204
R204
4.7K
4.7K
C217
C217
R202
R202
91K
91K
47pF/50V/NP0
47pF/50V/NP0
AS4558M
AS4558M
C212
C212
U201A
U201A
AS4558M
AS4558M
R203 Sunplus
1.2K
MTK
1K
2
1
6
R203
R203
1.2K
1.2K
U201B
U201B
3
7
MIC
2.2uF/16V/Y5V
2.2uF/16V/Y5V
REF
5
C214
C214
C216
C216
C215
C215
1000pF/50V/X7R
1000pF/50V/X7R
REF
1000pF/50V/X7R
1000pF/50V/X7R
0.1uF/50V/Y5V
0.1uF/50V/Y5V
2
1
D
LED2
LED2
LED03R
LED03R
LED1
LED1
13
GRID5
12
GRID4
11
GRID3
10
GRID2
9
GRID1
8
SEG8
7
SEG7
6
SEG6
5
SEG5
4
SEG4
3
SEG3
2
SEG2
1
SEG1
LED_2501AHG1
LED_2501AHG1
C
B
A
1
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