Remote Control - Yamaha CRX-E300 Service Manual

A
1

REMOTE CONTROL

I SCHEMATIC DIAGRAM
VCC
2
Q1
2SD1781KR
DC3V B1
3
+
C1
47µF/16
4
U, C, A, R, K, J models
5
6
7
CRX-E400/E300 V891330
B
1
KI/O6
2
KI/O7
3
S0
4
S1
R2
5
REM
220Ω
6
VDD
7
XOUT
X1
8
XIN
455kHz
9
GND
C4
10
RESET
0.1µF
B, G models
TRANSMISSION FORMAT: NEC-FORMAT
CUSTOM CODE (HEX): 78
Key
No.
CRX-E400/E300 V891340
C
29 30 31
25 26 27
21 22 23
20
KI/O5
17 18 19
19
KI/O4
13 14 15
18
KI/O3
9 10 11
17
KI/O2
16
5 6
KI/O1
15
KI/O0
1 2
14
KI3
13
KI2
12
KI1
11
KI0
Key Data Code Key
Name (HEX) No.
1 POWER 0F
2 1
11
3 2
12
4 3
13
5 4
14
6 5 15
7 6 16
8 7 17
9 8
18
10 9
19
11 0 (FREQ/RDS)
10
12 +10 (MODE-PTY) 1A
13 +100 (SEEK-START) 1D
14 REP (A) 0C
15 RANDOM (B)
07
16 PROG (C)
0B
17 PEAK (D)
09
18 TEXT/TIME
0A
19 R. TIME (E) 08
20 02
D
CRX-E300
32
28
24
20
16 39
12 38 37
7 8 36 35
3 4 34 33
Key Data Code
Name (HEX)
21 04
22
01
23
03
24 TAPE DIRECTION
43
25 PRESET
1C
26 TUNER
4B
27 PRESET 1B
28 MD 57
29 CD
4A
30 TAPE
41
31 AUX
49
32 MD REC/PAUSE
58
33 TAPE REC/PAUSE 46
34 MODE 05
35 START
06
36 SLEEP
4F
37 VOLUME
1E
38 DISPLAY
4E
39 VOLUME
1F
E
51