Roland G-70 - Circuit Diagram (Main 5;14)

G-70
Feb.2005
61
60
BEAM
DBCLK
PULSE
PULSE
ERES5V
XDBEN
5V12MHz
+
5D
+
5D
+
5D
+
5D
+
5D
+
5D
+
5D
+
5D
2
+
1
2
+
1
2-1
2-1
2-1
D
D
D
D D
D
D
D
D D D
D
D
D
D D
D
2
+
1
2
+
1
2-1
ERES5V
XDBEN
5V12MHz
DBEAM
DBCLK:
DUTY:50%
FREQUENCY:46.875KHz
To DBEAM Board
C113
GRM39@
0.1
C113
GRM39@
0.1
C111
ECJ1V@
15p
C111
ECJ1V@
15p
R81
RPC05T@J
2.2kR81
RPC05T@J
2.2k
21
3
DA13
MA147-(TX)
DA13
MA147-(TX)
1
2
13
12
IC35A
HD74LV10ATELL
IC35A
HD74LV10ATELL
2 1
3
DA12
MA147-(TX)
DA12
MA147-(TX)
C117
GRM39@
0.1
C117
GRM39@
0.1
2
3
1
+
-
IC31A
M5218AFP
+
-
IC31A
M5218AFP
C105
RV2-V@M-R
33/25C105
RV2-V@M-R
33/25
1
DBTP5
TESTLAND1R2S
DBTP5
TESTLAND1R2S
R92
RPC05T@J
33k
R92
RPC05T@J
33k
C115
RV2-V@M-R
33/25
C115
RV2-V@M-R
33/25
1
DBTP2
TESTLAND1R2S
DBTP2
TESTLAND1R2S
C104
RV2-V@M-R
33/25C104
RV2-V@M-R
33/25
C107
ECHU@
0.047
C107
ECHU@
0.047
R86
RPC05T@J
120kR86
RPC05T@J
120k
QD
6
QC
5
QB
4
QA
3
CK
1
CLR
2
IC34A
TC74VHC393FT(EL)
IC34A
TC74VHC393FT(EL)
R95
RPC05T@J
NIUR95
RPC05T@J
NIU
2 1
3
DA11 MA147-(TX)DA11 MA147-(TX)
C116
GRM39@
0.1
C116
GRM39@
0.1
1
DBTP6
TESTLAND1R2S
DBTP6
TESTLAND1R2S
VCC
14
GND
7
IC33C
TC74VHC393FT(EL)
IC33C
TC74VHC393FT(EL)
C106
GRM31@
10 C106
GRM31@
10
R77
RPC05T@J
4.7k
R77
RPC05T@J
4.7k
R85
RPC05T@J
1kR85
RPC05T@J
1k
R87
RPC05T@J
100k
R87
RPC05T@J
100k
QD
8
QC
9
QB
10
QA
11
CK
13
CLR
12
IC33B
TC74VHC393FT(EL)
IC33B
TC74VHC393FT(EL)
1
DBTP4
TESTLAND1R2S
DBTP4
TESTLAND1R2S
1
2
3
VR1
EVND8A@
VR1
EVND8A@
6
5
7
+
-
IC32B
M5218AFP
+
-
IC32B
M5218AFP
R90
RPC05T@J
3.3kR90
RPC05T@J
3.3k
R84
RPC05T@J
120kR84
RPC05T@J
120k
C109
ECJ1V@
8200p C109
ECJ1V@
8200p
1
DBTP1
TESTLAND1R2S
DBTP1
TESTLAND1R2S
R94
RPC05T@J
47kR94
RPC05T@J
47k
2
3
1
+
-
IC32A
M5218AFP
+
-
IC32A
M5218AFP
84
+
-
IC31C
M5218AFP
+
-
IC31C
M5218AFP
C119
GRM39@
0.1C119
GRM39@
0.1
1
DBTP3
TESTLAND1R2S
DBTP3
TESTLAND1R2S
R91
RPC05T@J
1.5k
R91
RPC05T@J
1.5k
84
+
-
IC32C
M5218AFP
+
-
IC32C
M5218AFP
QD
8
QC
9
QB
10
QA
11
CK
13
CLR
12
IC34B
TC74VHC393FT(EL)
IC34B
TC74VHC393FT(EL)
C120
GRM39@
0.1C120
GRM39@
0.1
147
IC35D
HD74LV10ATELL
IC35D
HD74LV10ATELL
6
5
7
+
-
IC31B
M5218AFP
+
-
IC31B
M5218AFP
C101
ECHU@
0.1
C101
ECHU@
0.1
9
10
11
8
IC35C
HD74LV10ATELL
IC35C
HD74LV10ATELL
R93
RPC05T@J
47kR93
RPC05T@J
47k
R79
RPC05T@J
68k
R79
RPC05T@J
68k
R53
RPC05T@J
100
R53
RPC05T@J
100
C103
GRM39@
0.01
C103
GRM39@
0.01
VCC
14
GND
7
IC34C
TC74VHC393FT(EL)
IC34C
TC74VHC393FT(EL)
R80
RPC05T@J
12k
R80
RPC05T@J
12k
R83
RPC05T@J
68kR83
RPC05T@J
68k
1
1
2
2
3
3
4
4
5
5
6
6
7
7
CN11
B07B-PH-SM3-TB
CN11
B07B-PH-SM3-TB
R101
RPC05T@J
1kR101
RPC05T@J
1kR96
RPC05T@J
10kR96
RPC05T@J
10k
3
1 2
Q3
2SK880GR
Q3
2SK880GR
QD
6
QC
5
QB
4
QA
3
CK
1
CLR
2
IC33A
TC74VHC393FT(EL)
IC33A
TC74VHC393FT(EL)
R98
RPC05T@J
100R98
RPC05T@J
100
C118
GRM39@
0.1C118
GRM39@
0.1
C100 ECJ1V@ 10p C100 ECJ1V@ 10p
R88
RPC05T@J
NIU
R88
RPC05T@J
NIU
R99
RPC05T@J
15kR99
RPC05T@J
15k
12
3
DA10 MA142WA-(TX)DA10 MA142WA-(TX)
C114
GRM39@
0.1
C114
GRM39@
0.1
R78
RPC05T@J
820k
R78
RPC05T@J
820k
1
3 2
Q4
2SA1037KR
Q4
2SA1037KR
12
3
DA9
MA142WA-(TX)
DA9
MA142WA-(TX)
3
4
5
6
IC35B
HD74LV10ATELL
IC35B
HD74LV10ATELL
C112
RV2-V@M-R
33/25
C112
RV2-V@M-R
33/25
C102
ECHU@
0.1
C102
ECHU@
0.1
R97 RPC05T@J18kR97 RPC05T@J18k
R89
RPC05T@J
1M
R89
RPC05T@J
1M
C110
ECHU@0.1
C110
ECHU@0.1
R100
RPC05T@J
33kR100
RPC05T@J
33k
C108 ECJ1V@ 47p C108 ECJ1V@ 47p
R82
RPC05T@J
10kR82
RPC05T@J
10k
CIRCUIT DIAGRAM (MAIN 5/14)