Remote Control Keys And Schematic Diagram - Yamaha WXA-50 Service Manual

A B
WXA-50/WXC-50
■ REMOTE CONTROL
1
SCHEMATIC DIAGRAM
VDD
C1 C4
47 uF/10V 0.1 uF
2
3
4
5
6
7
74
C D E
R1
10 ohms
D1
IR Diode
R2
220 ohms
Q1
F G H
PANEL
KEY NO. LAYOUT KEY CODE
Key
Key Name
No.
1 (Bluetooth)
1 2 3
2 NET
3 (Standby)
4 5 6
4 USB
5 OPT
6 AUX
7 8 9
7 VOL –
8 VOL +
10 11 12 9 (Mute)
10 1
11 2
13 14 15
12 3
13 4
14 5
16 17 18
15 6
16 (Skip–)
17 (Play/Pause)
18 (Skip+)
I J
Key Code
ID1 ID2
7A-BEC1 7A-BEC0
7F01-3F 7F01-3FC1
7E-2A 7E-2AD4
7F01-720D 7F01-720C
7A-651A 7A-651B
7A-55 7A-55AB
7A-1B 7A-1BE5
7A-1A 7A-1AE4
7A-1C 7A-1CE2
7F01-51 7F01-51AF
7F01-52 7F01-52AC
7F01-53 7F01-53AD
7F01-54 7F01-54AA
7F01-55 7F01-55AB
7F01-56 7F01-56A8
7F01-6C 7F01-6C92
7F01-99E6 7F01-99E7
7F01-6D 7F01-6D93