Roland SP-505 Service Notes page 45

fig.sw
R158 270 LED31 LNJ208R8ARA
Pad 2
1 2
R157 270
LED30 LNJ208R8ARA
Part 2
1 2
R154 270
LED27 LNJ208R8ARA
Pad 10
1 2
R159 270
LED32 LNJ208R8ARA
Part 1
1 2
R131 270
LED5 LNJ208R8ARA
Pad 9
1 2
R127 270
LED1 LNJ208R8ARA
Pad 1
1 2
R129 270
LED3 LNJ208R8ARA
Clip Board
1 2
R155 270 LED28 LNJ208R8ARA
Sampling
1 2
R153 270 LED26 LNJ208R8ARA
Resample
1 2
R151 270 LED24 LNJ208R8ARA
Source Mic
1 2
R149 270 LED22 LNJ208R8ARA
Source Optical
1 2
R147 270
LED20 LNJ208R8ARA
Source Coaxial
1 2
R144 270
LED18 LNJ208R8ARA
Source Line
1 2
R132 270
LED6 LNJ208R8ARA
Part 3
1 2
R134 270 LED8 LNJ208R8ARA
Part 4
1 2
D
SW6 EVQ11A05R
F2
1 2
2
SW14 EVQ11A05R
F3
1 2
SW22 EVQ11A05R
FX Assign
1 2
2
SW30 EVQ11A05R
BWD
1 2
SW38 EVQ11A05R
Reset
1 2
1
SW46 EVQ11A05R
Stop
1 2
SW54 CA
Pad 6
1 2
1
SW62 CA
1 2
Pad 14
+ 5
D
C167
0.1
IC50
M66310FP
D
QA
QB
QC
QD
4
A QE
QF
QG
5
OE QH
QJ
8
CKS QK
6
CKL QL
QM
7
R QN
QO
QP
SQP
D
D
SW7 EVQ11A05R
L/R
1 2
2 1
SW15 EVQ11A05R
DA7 FX Info
1 2
1SS301
SW23 EVQ11A05R
FX On/Off
1 2
2 1
SW31 EVQ11A05R
DA15 FWD
1 2
1SS301
SW39 EVQ11A05R
Play
1 2
1 2
SW47 CA
DA23 Pad 7
1 2
1SS301
2 1
SW63 CA
DA31
1 2
1SS301 Pad 15
R128 270
LED2 LNJ208R8ARA
1 2
R143 270
LED17 LNJ208R8ARA
1 2
R142 270
LED16 LNJ208R8ARA
1 2
R135 270
LED9 LNJ208R8ARA
1 2
R133 270
LED7 LNJ208R8ARA
1 2
R152 270
LED25 LNJ208R8ARA
1 2
1
R156 270
2 LED29 LNJ208R8ARA
24 1 2
23
R148 270
22 LED21 LNJ208R8ARA
21 1 2
20
R150 270 LED23 LNJ208R8ARA
19
18 1 2
QI
17
R137 270 LED11 LNJ208R8ARA
16
15 1 2
14
R146 270 LED19 LNJ208R8ARA
13
11 1 2
12
R141 270 LED15 LNJ208R8ARA
10
1 2
R140 270
LED14 LNJ208R8ARA
1 2
R139 270
LED13 LNJ208R8ARA
1 2
R136 270
LED10 LNJ208R8ARA
1 2
R138 270 LED12 LNJ208R8ARA
1 2
SW8 EVQ11A05R
Zoom Out
1
2 1
SW16 EVQ11A05R
DA8 FX Select
1
1SS301
SW24 EVQ11A05R
Exit
1
2 1
SW32 EVQ11A05R
DA16 Up
1
1SS301
SW40 EVQ11A05R
Left
1
1 2
SW48 EVQ11A05R
Rec
DA24
1
1SS301
SW56 CA
Pad 8
1
2 1
SW64 CA
DA32
1
1SS301 Pad 16
Pad 5
Pad 6
EXT Source by way of
LCD
Pad 8
connection
CN7
Pad 16
1
1
2
2
3
3
Pad 11
4
4
5
5
6
6
Pad 3
7
7
8
8
9
9
Pad 12
10
10
11
11
12
12
Pad 4
13
13
14
14
15
15
Pad 15
16
16
17
17
18
18
Pad 13
19
19
20
20
21
21
Pad 14
22
22
23
23
24
24
FX On/Off
25
25
26
26
27
27
Pad 7
28
28
29
29
30
30
Play
52089-3010
Rec
Main
Board Side
D
SW9 EVQ11A05R
Zoom In
2 1
1 2
SW17 EVQ11A05R
Enter
2 DA9 1
1SS301
SW25 EVQ11A05R
Right
2 1
2 1
SW33 EVQ11A05R
DA17 Down
2 1
1SS301
2
2 1
SW49 CA
DA25 DEL
2 1
1SS301
SW57 CA
Hold
2 1
2 1
SW65 CA
DA33
2 1
1SS301
EXT Source
SP-505
CN8
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
52689-3093
LCD Side
2
1 2
2 DA10
1SS301
2
1 2
DA18
2
1SS301
1 2
DA26
2
1SS301
2
1 2
DA34
2
1SS301
45