Circuit Diagram (Main Board: 3/5) - Roland INTEGRA-7 SuperNATURAL Service Notes

Sep. 2012

Circuit Diagram (Main Board: 3/5)

fig.d-main3.eps@L
XDRAS
XDCAS
DA(12)
DA(11)
DGND DA(10)
DA(9)
DA(8)
R175
33
DA(7)
DA(6)
DA(5)
DA(4)
DA(3)
DA(2)
DA(1)
DA(0)
DA(12:0)
R176
33
DD(31:0)
DD(31)
DD(30)
DD(29)
DD(28)
DD(27)
DD(26)
DD(25)
DD(24)
R177
33
DD(23)
DD(22)
DD(21)
DD(20)
DD(19)
DD(18)
DD(17)
DD(16)
R178
33
XWDE
28
D+3.3V
C182
0.1uF
UnPop
RA84
0
DGND
R179
33
9 11 4 5
A8 B8
8 12
3 6
A7 B7
7 13
2 7
A6 B6
6 14
1 8
A5 B5
5 15 5
4
A4 B4
4 16 3
6
4 5
A3 B3
3 17 2 7
3 6
A2 B2
2 18 1 8
2 7
A1 B1
1 8
RA85
19
33
_OE
1
DIR UnPop
RA77
IC20
EXB28VR000X
HD74LV245ATELL
DGND
D+3.3V
C183
0.1uF
UnPop
RA78
RA86
EXB28VR000X DGND
33
9 11 5
4
A8 B8
8 12
3 6
4 5
A7 B7
7 13 2 7
3 6
A6 B6
6 14 1 8
2 7
A5 B5
5 15 4 5
1 8
A4 B4
4 16
3 6
4 5
A3 B3
3 17
2 7
3 6
A2 B2
2 18
1 8
2 7
A1 B1
1 8
RA87
19
_OE 33
1
DIR UnPop
RA79
IC21
EXB28VR000X
HD74LV245ATELL
DGND
D+3.3V
C184
0.1uF
UnPop RA80
RA88
EXB28VR000X DGND
33
9 11 5
4
A8 B8
8 12 3 6
4 5
A7 B7
7 13 2 7
3 6
A6 B6
6 14 1 8
2 7
A5 B5
5 15
4 5
1 8
A4 B4
4 16
3 6
4 5
A3 B3
3 17
2 7
3 6
A2 B2
2 18 1 8
2 7
A1 B1
1 8
RA89
19
_OE
33
1
DIR UnPop
RA81
IC22
EXB28VR000X
HD74LV245ATELL
DGND
D+3.3V
C185
0.1uF
EXB28VR000X
RA90
UnPop RA82 DGND
33
9 11
4 5
A8 B8
8 12
3 6
4 5
A7 B7
7 13
2 7
3 6
A6 B6
6 14 1 8
2 7
A5 B5
5 15 5
4
1 8
A4 B4
4 16 3 6
4 5
A3 B3
3 17 2 7
3 6
A2 B2
2 18 1 8
2 7
A1 B1
1 8
RA91
19
33
_OE
1
DIR UnPop
RA83
IC23
EXB28VR000X
HD74LV245ATELL
DGND
D+3.3V
D+3.3V
RA99
RA92
10k
10k
FS1
WA(24)
WA(23)
WA(22)
WA(21)
WA(20)
WA(19)
WA(18)
WA(17)
DD(31:0)
WA(16)
WA(15)
WA(14)
WA(13)
WA(12)
WA(11)
WA(10)
D+3.3V
WA(9)
WA(24)
WA(23)
4 5
10k
WA(22)
3 6
RA93
WA(21)
2 7
WA(20)
1 8
WA(19)
4 5
10k
WA(18)
3 6
RA94
WA(17)
2 7
WA(16)
1 8
WA(15)
4 5
10k
WA(14)
3 6
RA95
WA(13)
2 7
WA(12)
1 8
WA(11)
4 5
10k
WA(10)
3 6
RA96
WA(9)
2 7
WA(8) WA(8)
1 8
WA(7) WA(7)
4 5
10k
WA(6) WA(6)
3 6
RA97
WA(5) WA(5)
2 7
WA(4) WA(4)
1 8
WA(3) WA(3)
4 5
10k
WA(2) WA(2)
3 6
RA98
WA(1) WA(1)
2 7
1 8
INTEGRA-7
XWCS0 WA27
XWCS1 WA26
WA(24)
XWWE WA(23)
XWOE WA(22)
WA27
WA(21)
WA26 WA(20)
XWCS4 WA(19)
WA(18)
WA(17)
WA(16)
WA(15)
WA(14)
WA(13)
WA(12)
WA(11)
WA(10)
WA(9)
WA(8)
WA(7)
WA(6)
WA(5)
WA(4)
WA(3)
WA(2)
WA(1)
XWCS4
XWWE
XWOE
D+3.3V
FL_RYXBY_SSC
XFLRST
R183
C309
100
100pF
UnPop
DGND
RA100
33
8 1
DD(15)
7 2
DD(14)
6 3
DD(13)
5 4
DD(12)
8 1
DD(11)
7 2
DD(10)
6 3
DD(9)
5 4
DD(8)
RA101 33
XWDE
XWOE
R181
33
HD74LV245ATELL
RA102
33
8 1
DD(7)
7 2
DD(6)
6 3
DD(5)
5 4
DD(4)
8 1
DD(3)
7 2
DD(2)
6 3
DD(1)
5 4
DD(0)
RA103 33
XWOE
R182
33
HD74LV245ATELL
UnPop
R180 0
XWCS1
WA(24:1)
D+3.3V
C189
C186
0.1uF
0.1uF
DGND D
55
A25
56
A24
1
A23
2
A22
15
A21
12
A20
11
A19
18
A18
19
A17
54
A16
3
A15
4
A14
5
A13
6
A12
7
A11
8
A10
9
A9
10
A8
20
A7
21
A6
22
A5
23
A4
24
A3
25
A2
26
A1
31
A0
32
CE#
13
WE#
34
OE#
16
WP#
53
RFU
17
RY/BY#
14
RESET#
IC24
S29G
DGND
D+3.3V
C187
0.1uF
UnPop
RA104
EXB28VR000X
9
A8 B8
8
4 5
A7 B7
7
3 6
A6 B6
6
2 7
A5 B5
5
1 8
A4 B4
4
4 5
A3 B3
3
3 6
A2 B2
2
2 7
A1 B1
1 8
19
_OE
1
DIR
RA105
IC25
EXB28
DGND
D+3.3V
C188
0.1uF
UnPop RA106
EXB28VR000X
9
A8 B8
8
4 5
A7 B7
7
3 6
A6 B6
6
2 7
A5 B5
5
1 8
A4 B4
4
4 5
A3 B3
3
3 6
A2 B2
2
2 7
A1 B1
1 8
19
_OE
1
DIR
RA107
IC26
EXB28V
DGND