Roland MC-80 Service Notes page 21

Feb,1999
1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6
A A A A
JACK BOARD ASSY 2/2 (71122045)
B B B B
C C C C
D D D D
E E E E
+ 5
D
F F F F
+ 5
RA109 D
10k
R178
G G G G 10k
34
READY
33
D G N D
32
SIDE SEL
31
D G N D
30
RD DATA
29
D G N D
28
H H H H W R P R T C T
27
D G N D
26
TRACK00
25
D G N D
24
W R G A T E
23
D G N D
22
WR DATA
21
D G N D
20
STEP
I I I I
19
D G N D
18
FDD DIR SEL
17
D G N D
16
MO
15
D G N D
14
XDS2
D SEL2
13
D G N D
12
D SEL1
J J J J 11
D G N D
10 XDS0
D SEL0
9
D G N D
8
INDEX
7
D G N D
6 XDS3
D SEL3
5
D G N D
4
IN USE
K K K K 3
N C
2
HD STATUS
1
D G N D
CN109
PS-34PE-D4T1-B1
D D
C181 C183 C185
L L L L
100P 100P 100P
C182 C184
100P 100P
M M M M
X W D A T A
X W G A T E
XTRK0
X W P R T
XRDATA
READY
N N N N
XINDEX
C N
XHSEL
XST EP
HDIR
O O O O
C193
100P
+ 5 + 5
D D
C204
0.1
R190
P P P P
10k D
1
READY 4
2 PB7 DS0
IC120
TC7S32F
Q Q Q Q D
+ 5 + 5 + 5
C211 D D D
0.1
R195 R196
D 1k 1k
R R R R
1 DS0
4 1
XDS1 DS3
2 7
2 3
R197
100 IC123
IC124A
TC7S08F
T C 7 W 3 2 F
IC124B
T C 7 W 3 2 F
S S S S D
6 2
D
IC117C
T C 7 W 0 4 F
C220 C221
+ 5 + 5
D D D
0.1 0.1
T T T T
D D
IC117D IC112D
T C 7 W 0 4 F T C 7 W 0 4 F
U U U U
D D
7 7 7 7 8 8 8 8 9 9 9 9 1 0 1 0 1 0 1 0 1 1 1 1 1 1 1 1
26
C175
26
25
0.1
25
24
24
23
23
22
22
21
D
21
20
- 15 XIDEINT
20
19 DACK0
19
18
XIDEWAIT
18
17 D R E Q 0
17
16
XIDECS
16
15
CA4
15
14 CD15
14
13
M A I N CD14
13
12 CD13
B O A R D 12
11
CD12
11
10 CD11
10
9 CD10
9
8
C D 9
8
7 C D 8
7
6
6
5
5
4
4
3
3
2
2
1
1
CN107
IL-FPC-26ST-N
35
35
34
34
XHSEL 33
33
32
F D C P W M
32
XRDATA 31 PB7
31
30 F D C D A C K
30
29
X W P R T X F D C C S
29
28 XFDCINT
28
27
XTRK 0 F D C D R E Q
27
26 TC
26
X W G A TE 25 XSCSICS
25
24
F D C
24
X W D A T A 23 SCSIDACK
23
22
SCSIDREQ
22
XS TEP 21 XSCSIINT
21
20 XRD
20
HDIR 19 X W R L
19
18 CA3
18
17
XINDEX M A I N CA2
17
16 CA1
B O A R D 16
15
CA0
15
14 C D 7
14
XDS1 13 C D 6
13
12
C D 5
12
11 C D 4
11
10
C D 3
10
9 C D 2
9
8 C D 1
8
7 C D 0
7
6
6
5
5
4
+ 5 4
A 3
3
2 X D M A W R
2
1 XINDEX
1
L120
BLM21A601S
CN110 + 5
D
52045-3545
+ 5
D
C187
0.1
RA115
1k
D
RA117 100
RA118 100
4 5 35 6
W D A T A A2
3 6 34 5
W G A T E A1
2 7 33 4
TRK0 A0
1 8 32
W P R T
1 8 31
RDATA
2 7 30 15
DKCG/READY DB7
3 6 49 14
INDEX DB6
4 5 51 13
HDLD(SEL) DB5
12
DB4
39 10
NC(LSTRB) DB3
9
DB2
1 8 40 8
SIDE(CA2) DB1
2 7 41 7
STEP(CA1) DB0
3 6 42
DIR(CA0)
4 5
17
INT
36
RA119 100
ME3(ENBL1)
38 3
ME2(ENBL0) C S
43 1
ME1 R D
44 2
ME0 W R
C195 C197 C199 C201
D
DS3 50 18
100P 100P 100P 100P
DS3 D M A R Q
C194 C196 C198 C200 46 19
DS2 TC
47
100P 100P 100P 100P
DS1
DS0 48 64
DS0 DMAAK
D + 5
21 60
D R V 2 XA2
53
D E N 1
52 61
D E N 0 XA1
20
E N D K C G
59
XB
C215 28
F D C
LPF2
0.068 23
PCTYP1
22
PCTYP0
5 C216 27
LPF1
3 2 63
4700P
QA C L R RESET
6 4
Q B
5 C217 25 57
Q C C G P 2 TDI
6 1 56
F D C P W M 1800P
Q D C K TMS
55
TCK
54
TDO
IC125A
C218 24
TC74HC393F C G P 1
0.022
R198 R199
1k 6.8k
C222
D + 5
C223 0.1
IC114
+ 5
0.1
UPD72070
D
+ 5
D
D
IC124C 8 13
D D
Q D C K
9
T C 7 W 3 2 F
Q C
10
Q B
IC125C 11 12
QA C L R
TC74HC393F
IC125B
D D
TC74HC393F
1 2 1 2 1 2 1 2 1 3 1 3 1 3 1 3 1 4 1 4 1 4 1 4 1 5 1 5 1 5 1 5 1 6 1 6 1 6 1 6 1 7 1 7 1 7 1 7
+ 5
D
CD[0..15]
C176
100/6.3 CA[0..4]
D
IN1
IN2
T H R U
OUT1
OUT2
FOOT1_L
FOOT1_R
CLICK_IP
CLICK_NP
XRESET
X D M A W R
SCSIDACK
VEIN2
V E S E N S
VEIN1
V E O U T
C188 C190
0.1 100/6.3
C189
0.1
D
C191
+ 5
0.1 D
CA2
CA1
CA0 IC115
D
TC7S32F
XRD 1
4
C D 7 XIDECS 2
R184 R185
C D 6
C D 5
10k 10k
C D 4
+ 5 + 5
C D 3 D D
C D 2
D
C D 1
C D 0
IC117B
T C 7 W 0 4 F
3 5 XFDCINT
X F D C C S C203
+ 5
D
XRD 0.1
X W R L
IC117A
T C 7 W 0 4 F
D
1 7 F D C D R E Q 2 5
B Y2
1 6
TC XIDECS1
A Y1
7 XIDECS0
Y0
F D C D A C K
R194 470 XIDECS 3
G
IC119
T C 3 W 0 1 F
D D
X1
4 1
MA-406@
24.000MHz
C212 C213 C214
22P 15P 15P
+ 5
D
D D D
5 3
XRESET
IC112B
T C 7 W 0 4 F
D
6 2
IC110C
D
T C 7 W 0 4 F
+ 5 C231
D
C177
+ 5
D
0.1
0.1
D
D
IC134C IC110D
T C 7 W 3 2 F T C 7 W 0 4 F
D D
1 8 1 8 1 8 1 8 1 9 1 9 1 9 1 9 2 0 2 0 2 0 2 0 2 1 2 1 2 1 2 1 2 2 2 2 2 2 2 2 2 3 2 3 2 3 2 3
C101 + 5
D
0.1
D
C D 7 9 11
A8 B8
8 12
C D 6
A7 B7
C D 5 7 13
A6 B6
C D 4 6 14
A5 B5
5 15
C D 3
A4 B4
C D 2 4 16
A3 B3
3 17
C D 1
A2 B2
C D 0 2 18
A1 B1
C224
+ 5
D 19
0.1
G
1
DIR
D IC127
1
TC74HC245AF
4
D
2
IC129
TC7S32F C121 D + 5
0.1
D
D
XSCSICS 9 11
A8 B8
8 12
A7 B7
7 13
XRD
A6 B6
X W R L 6 14
A5 B5
5 15
CA3
A4 B4
CA2 4 16
A3 B3
CA1 3 17
A2 B2
2 18
CA0
A1 B1
+ 5
D 19
CA4
G
1
DIR
IC128
TC74HC245AF
IC134A
D D
T C 7 W 3 2 F
1
7
2
XRESET
+ 5
D
C232 0.1
IC134B
SCSIDREQ
IC135
T C 7 W 3 2 F
5
TC7S08F
3
D
6 1
4
2
C180 + 5
D
0.1
ID[0..15]
D
RA110
D
D + 5
C D 8 9 11 ID0 10k
A8 B8
8 12 10 9
C D 7 ID15 ID8
A7 B7
C D 9 7 13 ID1 8 ID7
A6 B6
C D 6 6 14 ID14 7 ID9
A5 B5
CD10 5 15 ID2 6 ID6
A4 B4
C D 5 4 16 ID13 5 ID10
A3 B3
3 17 4
CD11 ID3 ID5
A2 B2
C D 4 2 18 ID12 3 ID11
A1 B1
1 2
ID4
19 10 9 ID12
G
1 8 ID3
DIR
7
ID13
IC111
6 ID2
TC74HC245AF
5
ID14
4 ID1
D
3
ID15
+ 5
C186 D 1 2 ID0
0.1
RA112
10k
D
9 11
CD12 ID4
A8 B8
C D 3 8 12 ID11
A7 B7
CD13 7 13 ID5 C192
A6 B6 + 5
6 14 D
C D 2 ID10 0.1
A5 B5
CD14 5 15 ID6
A4 B4
4 16
C D 1 ID9
A3 B3
CD15 3 17 ID7
D
A2 B2
C D 0 2 18 ID8 D R E Q 0 4 2
A1 B1
IC116
19
G TC7S04F
1
DIR
IC113
D
TC74HC245AF
XIDEWAIT
DACK0
D
D107
2 3
DSD010-TB
X W R L
C202
+ 5
1k D
R183 0.1
D108 2 3
DSD010-TB
XRD
CA4
R186 1k D
4 2
XIDEINT
XIDECS0
IC118
R188 390
TC7S04F
XIDECS1
R193 390 D
C210 + 5
D
C205 C206 C207 C208
0.1
22P 22P 33P 33P
D
9 11
A8 B8
8 12
D
A7 B7
C209 D + 5
7 13
A6 B6
0.1 6 14
A5 B5
5 15
A4 B4
4 16
D
A3 B3
9 12 3 17
D7 Q 7 A2 B2
8 13 2 18
D6 Q 6 A1 B1
7 14
D5 Q 5
+ 5
6 15 D 19
D4 Q 4 G
5 16 1
D3 Q 3 DIR
CA3 4 17
D2 Q 2
CA2 3 18
D IC122
D1 Q 1 + 5
2 19 D
CA1
D0 Q 0
TC74HC245AF
1
D
O E C219
11
D
LE 0.1
1
4
IC121
2
TC74HC573F
IC126
D D
TC7S08F
D
MC-80
2 4 2 4 2 4 2 4 2 5 2 5 2 5 2 5 2 6 2 6 2 6 2 6 2 7 2 7 2 7 2 7 2 8 2 8 2 8 2 8
D + 5
R177 10k
+ 5
RA122 D
10k RA104 100
RA105 100
RA106 100
RA107 100
RA108 100
1 8 1
1
2 7 2
2
3 6 3
3
4 5 4
4
1 8 5
5
2 7 6
6
3 6 7
7
4 5 8
8
1 8 9
9
2 7 10
10
3 6 11
11
4 5 12
VS-840
12
1 8 13
13
2 7 14 SCSI Board
14
XSCSIINT 3 6 15
15 (VS4S-1)
4 5 16
16
1 8 17
SCSIDACK
17
2 7 18
18
3 6 19
19
4 5 20
20
21
+ 5 + 5 21
D D 22
22
23
23
24
24
C230 25
25
0.1
CN108
IL-FPC-25ST-N
D
1
4
D
2
C178
C179
IC133
100/6.3 0.1
TC7S32F
D
IC110A
T C 7 W 0 4 F
1 7
5 3
IC110B
T C 7 W 0 4 F
R200
10k
D
R180 100
1 7 6 2
XRESET
IC112A IC112C
T C 7 W 0 4 F T C 7 W 0 4 F
RA111 100
RA113 100
RA114 100
RA116 100 1
1
2
2
ID7 2 7 3
3
ID8 1 8 4
4
4 5 5
ID6
5
ID9 3 6 6
6
2 7 7
ID5
7
ID10 1 8 8
8
4 5 9
ID4
9
ID11 3 6 10
ZIP
10
ID3 2 7 11 Drive
11
1 8 12
ID12
12
ID2 4 5 13
13
3 6 14
ID13
14
ID1 2 7 15
15
ID14 1 8 16
16
4 5 17
ID0 or
17
ID15 3 6 18
18
19
19
20
20
21 IDE
21
22
22 B O A R D
23
23
24
R181 10k
24
D + 5
R182 10k 25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
R187 22k
33
34
34
35
35
36
36
37
37
38
R189 22k
38
39
39
40
40
CN111
PS-40PE-D4T1-B1
RA120
100
1 8
D D
2 7
3 6 R191 R192
4 5
10k 10k
2 7
1 8
+ 5
4 5 A
3 6
A+5V
RA121
AG
100
A
-15V
- 15
+ 5
D
D+5V
D G
D
21