Yamaha CDC-697, Service Manual

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45
CDC-697
CDC-697
• PANELS
• KEY CODE
1
2 3 4
8 9 10
11 12 13
14 15 16
17 18 19
20 21 22
23 24 25
26 27 28
29 30 31
32 33 34
35 36 37
6 7
1
2 3 4
8 9 10
11 12 13
14 15 16
17 18 19
20 21 22
23 24 25
26 27 28
29 30 31
32 33 34
35 36 37
6 7
■
REMOTE CONTROL
• SCHEMATIC DIAGRAM
R2
C2
C3
15pF
15pF X1
4MHz
2SD1781K
Q1
VCC
VCC
220 ohms
R1
3.3 ohms
U1
RT83P02
PA6 PA5
1
8 16 24 32 40 48
47
46
45
44
43
42
41
39
38
37
36
35
34
33
31
30
29
28
27
26
25
23
22
21
20
19
18
17
15
14
13
12
11
10
9
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
16
15
14
13
2
3
4
5
6
7
8
9
10
11
12
PA4
PA3
PA2
PA1
PA0
PB7
PB6
PB5
PB4
PB3
PB2
PA7
PC0
PC1
TD
VDD
XOUT
XIN
GND
PC2
VPP_RSB
PC3
VCC
IR-LED
1uF/50V
IR1
C1
+
STANDBY/ON
SYNCHRO
DIMMER
OPEN/CLOSE
–
TEXT/TIME
PEAK
TAPE
CLEAR
PROG
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38 0
+10
INDEX
MODE
OUTPUT LEVEL -
OUTPUT LEVEL +
DISC SCAN
DISC SKIP
q q q q q
DISC SKIP w w w w w
REPEAT
D D D D D
RANDOM
T T
T T T
W W W W W
Y Y Y Y Y
E E E E E
A A A A A
R R R R R
–
• KEY LAYOUT
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79 60
58
54
01
0F
0A
5D
57
0D
0C
11
12
13
14
15
16
17
18
19
Key No. Function Key No. Function Custom Data Custom Data
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79
79 10
1A
0B
00
1C
1D
53
50
4F
08
55
1B
04
02
07
05
56
06
1E