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A
QQ
3 7 63 1515 0
1
REMOTE CONTROL TRANSMITTER
SCHEMATIC DIAGRAM
2
3
TE
L 13942296513
4
5
6
www
.
7
http://www.xiaoyu163.com
B
VDD
38
VDD
17
VDD
C1
C2
39
470µF
0.1µF
VSS
16
VSS
C3 0.1µF
15
X1
X1
OPTION
4.0MHz
14
X2
C4
13
IC
VDD
R7
470kΩ
18
RESET
C6
K65
0.1µF
VBAT
R3
220kΩ
25
P30/INTP0
C5
R4
37
0.01µF
1MΩ
NC
NC
12
NC
NC
38
NC
P00
35
NC
P01
34
NC
P02
32
NC
P04
31
NC
P05
30
NC
P06
29
Q1
NC
P07
2N3904
VDD
26
P22/RXD/S10
33
P03
VBAT
24
P31/INTP1
BAT
1.5V x 2
23
P32/INTP2/CPT2
x
ao
u163
y
i
http://www.xiaoyu163.com
C
2 9
8
VDD
VDD
R6
R2
1kΩ
1kΩ
27
6
P21/TXD/S00
SCL
VDD
28
5
P20/SCK0
SDA
IC2
7
NC
1
A0
VSS
2
A1
3
A2
P47
4
P47/KR7
5
P41
P46
P46/KR6
P45
6
K50
K51
P45/KR5
P44
7
P44/KR4
P43
8
P43/KR3
P16
K42
K43
P42
9
P42/KR2
P41
10
P41/KR1
P15
K34
K35
11
P40/KR0
NC
IC1
P14
K26
K27
P13
K18
K19
P12
K10
K11
40
P17
NC
P16
41
P16
P15
P11
42
P15
P14
43
P14
P13
44
P13
1
P12
P12
P11
2
P11
3
P10
NC
R5
820Ω
21
P51/T02
22
P50/T10/T00
VDD
Q Q
512
JP1
19
3
6 7
1 3
P53
256
20
P52
NC
.
D
AV-S70/NX-SW70
9 4
2 8
VDD
8
C7
0.1µF
4
P42
P43
P44
P45
P46
P47
K52
K53
K55
K44
K45
K46
K36
K37
K39
K28
K29
K30
K31
K20
K21
K22
K23
K12
K16
VBAT
VDD
VBAT
D3
R16
D2
100kΩ
R15
R1
6.8Ω
22Ω
Q4
8550D
1 5
0 5
8
2 9
9 4
Initial code of YAMAHA
Key
CUSTOM
FUNCTION
(HEX)
No.
10
11
DSP SET
12
INPUT
16
TruBass
18
VOL –
19
20
21
VOL +
22
23
TEST
26
DSP ON/OFF
27
S70
28
VCR
29
SAT
30
TV
31
34
1 (TEST MODE only)
35
4 (TEST MODE only)
36
7 (TEST MODE only)
37
MENU +
39
SUBWOOFER –
m
42
2 (TEST MODE only)
43
5 (TEST MODE only)
44
8 (TEST MODE only)
co
45
MENU
46
NIGHT MODE
50
3 (TEST MODE only)
51
6 (TEST MODE only)
52
9 (TEST MODE only)
53
MENU –
55
SUBWOOFER +
E
9 9
2 8
9 9
DATA
(HEX)
78
9C
78
51
78
5E
78
8B
78
1F
—
—
—
—
78
1E
78
0F
78
5F
78
50
—
—
—
—
—
—
—
—
—
—
78
11
78
14
78
17
78
9E
78
4D
78
12
78
15
78
18
78
9D
78
8A
78
13
78
16
78
19
78
9F
78
4C
55
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