Yamaha RX-E400 - Remote Control Transmitter

ABCDE
1
2
3
4
5
6
7
RX-E400
29
REMOTE CONTROL TRANSMITTER
■ SCHEMATIC DIAGRAM
IC1 : JT7060–18
KI/O6
KI/O7
S0
S1
REM
VDD
X OUT
X IN
GND
RESET
KI/O5
KI/O4
KI/O3
KI/O2
KI/O1
KI/O0
KI3
KI2
KI1
KI0
IR-LED
IR 1
Q1
2SD1781KR
R2
220Ω
DC3V B1
C1
47µF/16
X1
455kHz
C2
100P
C3
100P
C4
0.1µF
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
29
25
21
17
13
9
5
1
30
26
22
18
14
10
6
2
31
27
23
19
15
11
7
3
32
28
24
20
16
12
8
4
38
36
34
39
37
35
33
R1
1Ω
+
VCC
Key
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Key
Name
POWER
1
2
3
4
5
6
7
8
9
0 (FREQ/RDS)
+10 (MODE)
+100 (START)
REP (A)
RANDOM (B)
PROG (C)
D
TEXT/TIME
R. TIME (E)
W / D
Data Code
(HEX)
0F
11
12
13
14
15
16
17
18
19
10
1A
1D
0C
07
0B
09
0A
08
02
Key
No.
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
Key
Name
TE
A
RY
TAPE DIRECTION
N PRESET
TUNER
PRESET B
MD
CD
TAPE
AUX
MD REC/PAUSE
TAPE REC/PAUSE
MODE
START
SLEEP
VOLUME B
DISPLAY
VOLUME N
Data Code
(HEX)
04
01
03
43
1C
4B
1B
57
4A
41
49
58
46
05
06
4F
1E
4E
1F
TRANSMISSION FORMAT: NEC-FORMAT
CUSTOM CODE (HEX): 78
▼ U, C, R, A models ▼ B, G models