Remote Control Diagrams - Yamaha R-S700 Service Manual

A B
R-S700
■ REMOTE CONTROL
1
● RAX25: U model / RAX27: C, A models / RAX26: R, G models
SCHEMATIC DIAGRAM
In-system programming point
VCC
R3
2 10 ohms
R2
47 ohms
1
D1 2
VSS
3
IR
4
Diode
TP1 5
R5
1M-ohms
6
R6
7
150 ohms
8
X1 9
8.00MHz
10
1 3
Q1
11
R4
C1 C2 12
3
2 1M-
13
ohms
47uF 0.1uF 14
R1
1 ohm
4
5
6
7
74
C D
VDD
4 7 5 8
52 56 53 57 54
CODE SET +10 TV INPUT 0 MUTE
RECEIVER
64 60 65 61 66
U1
1 2
28
PD2 PC3
48 49 50
27
VSS VDD
REC DIR A
26
XOUT PC2/T2 DISC/SKIP
25
XIN PC1/REM/T1 44 40 45 41 46
24
ISPSEL PC0/T0/ISPSS RETURN/ ENTER
/ /
23 REPEAT
PA0 PB7
22 33 36 34 37 35
MISO/PA1 PB6/T2EX
21 TOP MENU SPEAKERS / SPEAKERS MENU
PA2 PB5 /SHUFFLE OPTION A
MENU
20
PA3 PB4
19 29 25 30 26 31
PA4 PB3/TXD1
DOCK INFO TUNER FM SIRIUS /
18
TP /
PA5 PB2/RXD1
17
PA6 PB1/TXD0MOSI 17 21 18 22 19
16
PA7 PB0/RXD0/ISPSCK
LINE 1 PHONO LINE 2 TAPE LINE 3
15
PC4 PC5
13 9 14 10 15
SOURCE ID MAIN/ZONE 2 /
DC6688F62SXT
DIMMER
1 5 6
option
R7 R8 R9 R10 R11 R12
model
RAX25 X X X X X
X X X X X
RAX26
RAX27 X X X X X
E F
PANELS
(U model)
6 9 TV CH TV CH
+ -
55
58 59
ENTER TV VOL TV VOL
- +
67
62 63
3 TV
OPTION
R12
51
A/B DIR B 0 ohm
47 R11
42 43
DISPLAY VOLUME
/ 0 ohm
-
R10
38 39
SPEAKERS SPEAKERS VOLUME
0 ohm
B MUTE +
R9
28
27 32
AM PRESET PRESET
0 ohm
[A]
R8
24
23 20
CD TUN./CH TUN./CH 0 ohm
R7
12
11 16
SLEEP RECEIVER 0 ohm
8
4
G H
RAX25 RAX27
(C, A models)
I J
RAX26
(R, G models)