Roland MC-80 Service Notes page 23

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
SWITCH BOARD ASSY (71122101)
B B B B
C C C C
D D D D
DSS5
E E E E
1
3
ARPEGGIATOR
DSS4
F F F F
G G G G
1
3
DSS3
H H H H
I I I I
PD0
J J J J
1 DSS5
1
2 DSS4
2
K K K K
3 DSS3
3
4 LEDS0
4
5 LEDS1
5
6 LEDS2
6
7 LEDS3
7
L L L L
8 LEDS4
8
9 LD4
9
P A N E L 10 LD3
10
11 LD2
B O A R D 11
12 LD1
12
M M M M 13 LD0
13
14 PD0
14
15 PD1
15
16 PD2
16
17 PD3
17
18 PD4
N N N N
18
19 PD5
19
20 PD6
20
21 PD7
21
O O O O
CN301
2
IL-FPC-21SL-N
P P P P
2
Q Q Q Q
2
R R R R
2
TEMPO/BEAT
S S S S
T T T T
U U U U
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
DA308 DA309
DAN202K DAN202K 1
2 1 2
S W 3 1 5 S W 3 1 6 S W 3 1 7 S W 3 1 8 S W 3 1 9
2 1 2 1 2 1 2 1
4 3 4 3 4 3 4 3
SOLO 15 7 12
DA304 DA305
DAN202K DAN202K DAN202K
2 1 1 2
S W 3 0 7 S W 3 0 8 S W 3 0 9 S W 3 1 0 S W 3 1 1
2 1 2 1 2 1 2 1
4 3 4 3 4 3 4 3
PHRASE MINUS ONE 16 8 13
SEQENCE
DA301
DAN202K DAN202K
1 2
S W 3 0 1 S W 3 0 2 S W 3 0 3
1 2 1 2 1
3 4 3 4 3
14 6 11
PD1
PD2
PD3
PD4
LED301
2 1
PHRASE SEQENCE
LED303 LED304 LED305 LED306
1 2 1 2 1 2 1
13 14 15 16
LED308 LED309 LED310 LED311
1 2 1 2 1 2 1
5 6 7 8
LED313 LED314 LED315 LED316
1 2 1 2 1 2 1
PATTERN 1 2 3
LED318 LED319 LED320 LED321
1 2 1 2 1 2 1
9 10 11
chip LED
LNJ208R8ARA x22
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
DA310 DA311
DAN202K 1 DAN202K 1
2 2
S W 3 2 0 S W 3 2 1 S W 3 2 2
2 1 2 1 2 1 2
4 3 4 3 4 3 4
4 9 1
DA306 DA307
DAN202K
1 2 1 2
S W 3 1 2 S W 3 1 3 S W 3 1 4
2 1 2 1 2 1 2
4 3 4 3 4 3 4
5 10 2
DA302 DA303
DAN202K
1 2 1 2
S W 3 0 4 S W 3 0 5 S W 3 0 6
2 1 2 1 2 1 2
4 3 4 3 4 3 4
3 TEMPO/BEAT PATTERN
PD5
PD6
PD7
LEDS4
LED302
2 1
ARPEGGIATOR LEDS3
LED307
2 1
SOLO LEDS2
LED312
2 1
MINUS ONE LEDS1
LED317
2 1
4
LEDS0
LED322
2 1
12
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
IDE BOARD ASSY (71123145)
1 XRST
1
2
2
3 D0D7
3
4 D1D0
4
5
D0D6
5
6
D1D1
6
7 D0D5
7
8 D1D2
8
9
D0D4
9
10
D1D3
10
11 D0D3
11
12 D1D4
12
13
D0D2
13
14 D1D5
14
15 D0D1
15
16
D1D6
16
17
D0D0
17
18 D1D7
18
19
19
20
20
21
J A C K IDE1DREQ
21
22
B O A R D 22
23
D 0 W R
23
24
24
25 D0RD
25
26
26
27
(IORDY)
27
28
(CSEL)
28
29 D0DACK0
29
30
30
31
IDE1INT
31
32
(IOCS16)
32
33 IA2
33
34
(PDIAG)
34
35
IA1
35
36 IA3
36
37 CS1IDE0
37
38
CS1IDE1
38
39
(DASP)
39
40
40
CN401
PS-40PE-D4T1-B1
4 JUMPER
4
3
J A C K
3
2
B O A R D 2
1
1
A-8981-4V
CN402
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
70
FG2
60
FG1
52
52
51
51
50
50
49
49
48
48
47
47
46
46
45
45
44
44
43
43
42
42
41
41
40
40
39
39
38
38
37
37
36
36
35
35
34
34
33
33
32
32
31
31
30
30
29
29
28
H D P 8 8
28
27
27
26
26
25
25
24
24
23
23
22
22
21
21
20
20
19
19
18
18
17
17
16
16
15
15
14
14
13
13
12
12
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
CN403
FX2C2-52P-DSAL
23