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Roland G-70 - Circuit Diagram (MIDI)

Roland G-70
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G-70
Feb.2005
95
94
CIRCUIT DIAGRAM (MIDI)
FOOT
EXPJ
FOOT
SUST
EXPJ
SUST
D
+
5D
+
5D
D
D
+
5D
D
D
D
+
5D
+
5D
D
D
+
5D
+
5D
D
D
D
D
+
5D
5VC
5VC
5VC
5VC
5VC
D
5VC
+
5D
D
+
5D
+
5D
+
5D
+
5D
+
5D
+
5D
+
5D
FOOT SWITCH
FOOT PEDAL
HOLD SWITCH
EXPJ
OUTTHRU
Hold
Footsw
-Pedals-
Foot
Switch
Foot
Pedal
OUT
MIDI_IN
MIDI
XRST
EXXRES
MIDI_IN
To MAIN BOARD
IN
FC7
Pedal
Rear
MIDI_ OUT
MIDI_OUT
THRU
L10=L11=L12=SBT0160W
Panel
IN
To RIGHT C.
BOARD
FC-7
(CN6)
(CN3)
R28 220R28 220
R22
3K3
R22
3K3
2
1 3
Q7
BC549B
Q7
BC549B
R2
1K
R2
1K
4
5
6
7
8
9
3
2
1
RA1
8x10k
RA1
8x10k
2
1 3
FL7
ELKTR391CA
FL7
ELKTR391CA
C11
0.1
C11
0.1
12
IC3A
74LS05
IC3A
74LS05
R25
4K7
R25
4K7
98
IC3D
74LS05
IC3D
74LS05
2
1 3
FL6
ELKTR391CA
FL6
ELKTR391CA
2
1 3
Q4
BC549B
Q4
BC549B
3
2 1
Q3
DTA114ES
Q3
DTA114ES
R29
4K7
R29
4K7
3
1
2
JK2
HLJ0520_01_110
JK2
HLJ0520_01_110
34
IC3B
74LS05
IC3B
74LS05
R16
1K
R16
1K
12
D15
1N4148
D15
1N4148
C15
0.1
C15
0.1
C18
NIU
C18
NIU
R11
22K
R11
22K
2
1 3
FL5
ELKTR391CA
FL5
ELKTR391CA
R31
22K
R31
22K
3
1
2
JK3
HLJ0520_01_110
JK3
HLJ0520_01_110
1 2
D2
1N4148
D2
1N4148
3
2 1
Q2
DTA114ES
Q2
DTA114ES
R9
10k
R9
10k
R32
22K
R32
22K
R3
10k
R3
10k
1 2
D11
1N4148
D11
1N4148
1 2
D21
1N4148
D21
1N4148
C10
0.1
C10
0.1
1
2
4
3
L3
SBT0160W
L3
SBT0160W
1 2
D4
1N4148
D4
1N4148
C6
0.1
C6
0.1
12
D1
1N4148
D1
1N4148
1 2
D17
1N4148
D17
1N4148
L4
SBT0460
L4
SBT0460
C7
33uF16
C7
33uF16
R19
NIU
R19
NIU
56
IC3C
74LS05
IC3C
74LS05
C19
NIU
C19
NIU
C8
0.1
C8
0.1
1 2
D20
1N4148
D20
1N4148
R5
1K
R5
1K
C1
0.1
C1
0.1
R17
1K
R17
1K
R12
NIU
R12
NIU
C3
0.1
C3
0.1
C13
33uF16
C13
33uF16
3
2 1
Q6
DTA114ES
Q6
DTA114ES
C14
0.1
C14
0.1
12
D3
1N4148
D3
1N4148
R8
1K
R8
1K
1 2
D18
1N4148
D18
1N4148
R6
22K
R6
22K
1 2
D6
1N4148
D6
1N4148
C20
0.1
C20
0.1
1
1
2
2
3
3
4
4
5
5
CN1
53014_0510
CN1
53014_0510
3
2 1
Q9
DTA114ES
Q9
DTA114ES
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
IC1
M62320P
IC1
M62320P
3
2 1
Q10
DTA114ES
Q10
DTA114ES
12
D19
1N4148
D19
1N4148
C9
0.1
C9
0.1
NC
1
LA
2
LC
3
NC
4
GND
5
OUT
6
EN
7
VCC
8
IC2
6N137
IC2
6N137
1110
IC3E
74LS05
IC3E
74LS05
1 2
D14
1N4148
D14
1N4148
1
2
4
3
L2
SBT0160W
L2
SBT0160W
C2
0.1
C2
0.1
R15
10k
R15
10k
1 2
D7
1N4148
D7
1N4148
2
1
3
4
5
6
7
8
9
JK5
YKF51_5046
JK5
YKF51_5046
TP
TP1
TP
TP1
2
1 3
FL1
ELKTR391CA
FL1
ELKTR391CA
2
1 3
Q12
BC560B
Q12
BC560B
TP
TP2
TP
TP2
3
2 1
Q5
DTA114ES
Q5
DTA114ES
R30
22K
R30
22K
3
2 1
Q1
DTA114ES
Q1
DTA114ES
3
2
1
JK4
HLJ_0520_01_010
JK4
HLJ_0520_01_010
C5
0.1
C5
0.1
2
1 3
FL2
ELKTR391CA
FL2
ELKTR391CA
1 2
D10
1N4148
D10
1N4148
C4
0.1
C4
0.1
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
CN2
B10B_PH_K_S
CN2
B10B_PH_K_S
R23 220R23 220
1
2
4
3
L5L5
3
2 1
Q11
DTA114ES
Q11
DTA114ES
R18
1K8
R18
1K8
L1
SBT0460
L1
SBT0460
C12
0.1
C12
0.1
R1
1K
R1
1K
R24 220R24 220
1
2
4
3
L6L6
3
2 1
Q8
DTA114ES
Q8
DTA114ES
1312
IC3F
74LS05
IC3F
74LS05
1 2
D8
1N4148
D8
1N4148
R20
470K
R20
470K
R13 1KR13 1K
12
D12
1N4148
D12
1N4148
2
1 3
FL3
ELKTR391CA
FL3
ELKTR391CA
R14
10k
R14
10k
147
IC3G
74LS05
IC3G
74LS05
R26 220R26 220
12
D5
1N4148
D5
1N4148
1
2
4
3
L7L7
1 2
D16
1N4148
D16
1N4148
1
4
2
5
3
76
8
JK1
YKF51_5001
JK1
YKF51_5001
2
1 3
FL4
ELKTR391CA
FL4
ELKTR391CA
1 2
D13
1N4148
D13
1N4148
R7 1KR7 1K
R21
1K
R21
1K
R27 220R27 220
L8
SBT0460
L8
SBT0460
12
D9
1N4148
D9
1N4148

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