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Roland G-70 - Circuit Diagram (Left Control 3;6)

Roland G-70
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G-70
Feb.2005
117
116
+
5D
D
D
+
5D
D
+
5D
+
5D
+
5D
DD
DD DDD
D D
+
5D
D
D
+
5D
VLED
VLED
VLED
VLED
VLED
VLED
VLED
VLED
D
SDA1
SCL1
ID=1
ALL DIODES ARE 1N4148.
SWITCHES ARE EVQPAE05R
CH1 (000)
US PRG 1 VOLUME
REVERBUS PRG 2
US PRG 3
US PRG 4
US PRG 5
US PRG 6
US PRG 7
US PRG 8
US PRG 1
US PRG 2
US PRG 3
US PRG 4
US PRG 5
US PRG 6
US PRG 7
US PRG 8
VOLUME
REVERB
SW34
EVQ-PAE 05 R
SW34
EVQ-PAE 05 R
12
red
D74
SLI-343URC3F
red
D74
SLI-343URC3F
R42
10K
R42
10K
SW39
EVQ-PAE 05 R
SW39
EVQ-PAE 05 R
A
1
B
2
C
3
G1
6
G2A
4
G2B
5
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
VCC
16
GND
8
IC15
74HC138
IC15
74HC138
R47
1K
R47
1K
3
12
Q19
RN2227
Q19
RN2227
1
2
3
IC7A
74HC08
IC7A
74HC08
12
red
D82
SLI-343URC3F
red
D82
SLI-343URC3F
9
10
8
IC7C
74HC08
IC7C
74HC08
R43
10K
R43
10K
C30
100uF
16V
C30
100uF
16V
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
IC6
M62320P
IC6
M62320P
SW35
EVQ-PAE 05 R
SW35
EVQ-PAE 05 R
12
red
D65
SLI-343URC3F
red
D65
SLI-343URC3F
3
12
Q20
RN2227
Q20
RN2227
D71
1N4148
D71
1N4148
C27
100nF
C27
100nF
3
12
Q14
RN2227
Q14
RN2227
R44
10K
R44
10K
12
red
D78
SLI-343URC3F
red
D78
SLI-343URC3F
R48
100I
R48
100I
D77
1N4148
D77
1N4148
D73
1N4148
D73
1N4148
R39
NIU
R39
NIU
SW36
EVQ-PAE 05 R
SW36
EVQ-PAE 05 R
3
12
Q17
RN2227
Q17
RN2227
12
red
D69
SLI-343URC3F
red
D69
SLI-343URC3F
SW32
EVQ-PAE 05 R
SW32
EVQ-PAE 05 R
12
13
11
IC7D
74HC08
IC7D
74HC08
12
green
D66
SLR-343EBT3F
green
D66
SLR-343EBT3F
R45
10K
R45
10K
SW40
EVQ-PAE 05 R
SW40
EVQ-PAE 05 R
3
12
Q15
RN2227
Q15
RN2227
SW37
EVQ-PAE 05 R
SW37
EVQ-PAE 05 R
R40
NIU
R40
NIU
4
5
6
IC7B
74HC08
IC7B
74HC08
SW33
EVQ-PAE 05 R
SW33
EVQ-PAE 05 R
SW38
EVQ-PAE 05 R
SW38
EVQ-PAE 05 R
C26
100nF
C26
100nF
D67
1N4148
D67
1N4148
D63
1N4148
D63
1N4148
SW41
EVQ-PAE 05 R
SW41
EVQ-PAE 05 R
12
red
D80
SLI-343URC3F
red
D80
SLI-343URC3F
R49
100I
R49
100I
147
IC7E
74HC08
IC7E
74HC08
R41
10K
R41
10K
C29
NIU
C29
NIU
3
12
Q16
RN2227
Q16
RN2227
12
green
D70
SLR-343EBT3F
green
D70
SLR-343EBT3F
12
red
D72
SLI-343URC3F
red
D72
SLI-343URC3F
3
1 2
Q22
DTC114 ES
Q22
DTC114 ES
D81
1N4148
D81
1N4148
3
12
Q13
RN2227
Q13
RN2227
D75
1N4148
D75
1N4148
D68
1N4148
D68
1N4148
C28
NIU
C28
NIU
D64
1N4148
D64
1N4148
D79
1N4148
D79
1N4148
C31
100nF
C31
100nF
3
12
Q18
RN2227
Q18
RN2227
R46
1K
R46
1K
12
red
D76
SLI-343URC3F
red
D76
SLI-343URC3F
3
1 2
Q21
DTC114 ES
Q21
DTC114 ES
CIRCUIT DIAGRAM (LEFT CONTROL 3/6)

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