Roland AT-80SL - Page 109

124
Jun. 2005
CIRCUIT DIAGRAM (PANEL C 2/2)
fig.panel-c2-c
ID=4
SCL0
SDA0
SDA0
SCL0
D
+
5D
D D D DD D
+
5D
+
5D
+
5D
+
5D
+
5D
+
5D
+
5D
D
D
+
5D
D D
+
5D
D36
12
D39
12
D41
12
D35
12
IC6C
TC74HC08P
9
10
8
D40
12
IC6D
TC74HC08P
12
13
1
D45
12
D43
12
D33
12
D44
12
C9
DD@
0.1
IC6A
TC74HC08P
1
2
3
D34
12
D42
12
IC6B
TC74HC08P
4
5
6
R16
SR25TR@J
10k
R17
SR25TR@J
10k
R18
SR25TR@J
10k
R14
SR25TR@J
10k
R15
SR25TR@J
10k
IC4
TC74HC138AP
C
3
B
2
A
1
G2B
5
G2A
4
G1
6
Y7
7
Y6
9
Y5
10
Y4
11
Y3
12
Y2
13
Y1
14
Y0
15
VCC
16
GND
8
Q16
RN2227
3
2 1
Q14
RN2227
3
2 1
Q13
RN2227
3
2 1
Q15
RN2227
3
2 1
R13
SR25TR@J
NIU
R12
SR25TR@J
NIU
C8
DD@
0.1
C7
ECEA-KA@
100/16
D37
12
D38
12
SW33
EVQQJJ05Q
Intro/Ending
1 2
SW34
EVQQJJ05Q
Start/Stop
1 2
SW35
EVQQJJ05Q
Octave Up
1 2
SW36
EVQQJJ05Q
Set
1 2
SW37
EVQQJJ05Q
Sync Start
1 2
SW38
EVQQJJ05Q
Count Down
1 2
SW42
EVQQJJ05Q
tempo>
1 2
SW41
EVQQJJ05Q
<tempo
1 2
SW45
EVQQJJ05Q
To Original
1 2
SW44
EVQQJJ05Q
To Variation
1 2
SW43
EVQQJJ05Q
Break
1 2
SW39
EVQ11A05R
<Shuffle
1 2
SW40
EVQ11A05R
Shuffle >
1 2
R27
SR25TR@J
1k
R28
SR25TR@J
1k
R29
SR25TR@J
1k
R30
SR25TR@J
1k
IC5
M62320P
SO
1
SCL
2
SDA
3
D0
4
D1
5
D2
6
D3
7
GND
8
D4
9
D5
10
D6
11
D7
12
VDD
13
CS2
14
CS1
15
CS0
16
SW46
EVQ11A05R
Arrng on/off
1 2
D46
12
SW47
EVQQJJ05Q
Upper
1 2
D47
12
Q25
RN2227
3
2 1
C14
DD@
NIU
C13
DD@
NIU
* All Diode is 1SS13
3