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SCHEMATIC DIAGRAM-12
C
CPC 2/2 CIRCUIT
CN3
1
SEG20
SEG20
2
SEG25
SEG25
SEG26
3
SEG26
SW10
SW10
4
5
SW11
SW11
6
SW12
SW12
SW13
SW13
7
8
SW14
SW14
9
SW15
SW15
10
CM13
CM13
11
CM14
CM14
12
PSW
PSW
13
+5D
+5D
14
VOL
VOL
X2
EFOEC4004T3
DE
15
R49
33K
CPRST
+5P
R46
100
C8
R48
6V220
10K
DATA
SCK
W3
R70
1K
4
BEND
3
MOD
1K
R71
2
EXP
DE
1
R72
1K
C16
0.047
UNLESS OTHERWISE SPECIFIED:
SWITCHES ARE EVQ21507K,
DIODES ARE RVD1SS133TA.
IC4
C0BBDB000023
(8BIT MICROCOMPUTER)
SW0
23
SW1
24
+5IP
22
VDD
SW2
42
C13
0.047
21
VSS
SW3
1
19
XIN
SW4
26
R50
20
XOUT
SW5
27
0
R45 100
25
RST
SW6
28
C14
0.047
18
VREF
SW7
2
10
ID
R47
R51
C12
10K
CM0
9
6V47
5
SIN
R52
4
SOUT
CM1
8
3
CLK
R53
CM2
7
29
CNTR1
ROTA
30
R54
CM3
6
31 ROTB
R55
CM4
17
R40
1K
11 AD0
C11
CM5
16
0.047
12 PWM
12 PWM
SEG0
34
12 PWM
SEG1
35
SEG2
36
C17
C18
SEG3
37
0.047
0.047
SEG4
38
SEG5
39
SEG6
40
SEG7
41
SEG8
15
SEG9
32
SEG10
33
+5P
R56
10K
D201
D202
R57
10K
D203
R58
10K
R59
10K
D204
D205
R60
10K
R61
10K
R62
10K
R63
10K
Q6
2SA830STPB
10K
Q7
2SA830STPB
10K
Q8
2SA830STPB
10K
Q9
2SA830STPB
10K
Q10
2SA830STPB
10K
A
B
C
D
E
F
G
SW201
SOUND
D209
SW209
ARRANGER
SET
POP
SW202
SOUND
D210
SW210
ARRANGER
ROCK
OFF/ON
SW211
SW203
D211
SPLIT
DANCE
POP
POINT
SW204
SW212
AUTO PLAY
D212
DANCE
CHORD
POPBALLAD
MODE
SW205
SW213
AUTO PLAY
D213
SIMPLE
CHORD
BEET
ON/OFF
SW214
D214
DANCE
CLUB
D215
SW215
USA
SW216
CM0
D216
TRAD &
WALTZ
D302
D301
LNJ382GKGX02
LNJ382GKGX02
SOUND
SOUND
ARRANGER
ARRANGER
SET
OFF/ON
D309
D310
LNJ282RKRX02
LNJ282RKRX02
POP
ROCK
ROCK
D317
D318
LNJ282RKRX02
LNJ282RKRX02
DANCE
SIMPLE
CLUB
BEET
D325
D326
LNJ282RKRX02
LNJ282RKRX02
JAZZ &
BALLROOM
SWING
& SHOW
D334
LNJ282RKRX02
VARIATION 2
+5P
C15
0.047
14
IC5
VCC
C0JACB000006
(HEX BUFFERS)
GND
7
D
D
D
D
D
D
D
D
R69
R
68
6
12
10
13
11
F
E
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