Remote Control - Yamaha RX-V377 Series Service Manual

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RX-V377/HTR-3067

■ REMOTE CONTROL

1
SCHEMATIC DIAGRAM
RAV521
In-system programming point
VCC
R3
10 ohms
D1
+
C1
C2
IR_DIODE
47 uF
0.1 uF
2
R1
1 ohm
R2
Q1
100 ohms
U1
M34286G2GP
1
20
VSS
VDD
R6
2
19
E2
CARR
5.1 k-ohms
3
18
E1
D0
4
17
XIN
D1
5
16
D2
XOUT
3
6
15
E0
D3
7
14
G0
D4
8
13
G1
D5
9
12
X1
G2
D6
1
4.00 MHz
3
10
11
D7
G3
2
4
5
6
7
110
C
D
VCC
D2
LED
BASS
DISPLAY
R5
4.7 k-ohms
3
7
5
3
AUX
USB
Q2
1
7
1
8
SMD
MODE
TOP
POP-UP
ENHANCER
MENU
MENU
R4
58
55
56
38
57
2.2 k-ohms
6
2
6
3
5
9
64
6
0
6
1
6
5
ENTER
VOLUME
+
4
8
5
2
45
49
50
4
7
5
4
SETUP
BD
TV
OPTION
CD
RADIO
DVD
4
4
4
0
41
46
42
4
3
3
1
SUR.
STRAIGHT
RETURN
MOVIE
MUSIC
AUDIO
DECODE
5
1
32
33
34
1
6
3
5
F
M
N I
F
O
A
M
M
E
M
O
R
Y
P
R
E
S
E
T
P
R
E
S
E
T
2
4
2
8
25
29
26
3
0
2
7
AV
AV
AV
AV
5
1
2
3
1
2
8
9
10
1
1
SLEEP
HDMI
HDMI
RECEIVER
HDMI
1
2
3
2
4
5
3
6
7
E
F
PANEL
RAV521
D4
DAN202K
D3
MUTE
DAN202K
D5
DAN202K
VOLUME
-
TUNING
T
U
N
N I
G
AV
4
HDMI
4
G
H
I
Remote control sheet
(T model)
J

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