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A
B
1
2
3
4
5
6
C
5V
X1
1
VCC
2
GND
3
IRQ
GND/THD
4
KEY
R1
0
SCL
5
SCL
R2
0
SDA
6
SDA
5V
LED1
5V
D[0]
VOL-
LED2
D[1]
PAD6
LED3
D[2]
LED4
D[3]
LED5
D[4]
LED6
D[5]
5V
LED7
D[6]
LED8
D[7]
D[0-7]
D
E
TP1
PAD1
RESERVE
POWER
PAD2
INPUT
1
PAD3
CIN1
MENU
2
PAD8
CIN2
CH-
3
CIN3
PAD4
4
CIN4
CH+
5
CIN5
PAD5
6
CIN6
7
CIN7
8
CIN8
9
CIN9
10
CIN10
AVCC
R3
NC
0
V33
AVCC
TP2
N1
L1
AS1117-3V3
BG1608B121
IN
OUT
PAD7
VOL+
+3.3V
+3.3V
N901
ISL29001
R902
1
6
100
VDD
SDA
2
5
GND
SCL
R903
3
4
100
REXT
PD
SCL
SDA
GND
GND
GND
N902
HRM138CB5400
Vout
GND
R913
47
Vcc
GND
GND
GND
R912
3K
V901
LED901
BC847AW
GHZRB703D0
R
GND
B
R911
1.1K
F
G
V33
30
GPIO5
R7
29
3.6K
GPIO6
28
GPIIO7
5.6K
27
R13
INT#
SDA
26
SDA
SDA
25
SCLK
SCL
24
ADD0
23
ADD1
R8
22
NC
10K
V33
GPIO8
R9
R14
21
20K
5.6K
GPIO9
R10
2K
R11
1K
R12
0
V33
KEY
KEY BOARD
TJC10S-07AW
7
SCL
SDA
6
5
VCC_3.3V
4
IR
VCC_5V
3
2
GND
LED
1
X903
IR BOARD
DRAWN BY
APPROVED BY
H
TITLE:
DWG NO.
KEY BOARD
9232KH5101DL
IR BOARD
A1.0
REV.
Sheet
6
to
9
XOCECO
XIAMEN OVERSEAS CHINESE
ELECTRONIC CO., LTD.
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