Roland Dr. Sample SP-303 Service Notes page 33

Mar.2001
fig_SW.eps
+
LED2 LNJ208R8ARA
R88 270
2 1
LED4 LNJ208R8ARA
R90 270
2 1
LED8 LNJ208R8ARA
R94 270
2 1
LED10 LNJ208R8ARA
R96 270
2 1
LED12 LNJ208R8ARA
R98 270
2 1
LED14 LNJ208R8ARA
R100 270
2 1
R102 270 LED16 LNJ208R8ARA
2 1
LED18 LNJ208R8ARA
R104 270
2 1
LED20 LNJ208R8ARA
R106 270
2 1
LED22 LNJ208R8ARA
R108 270
2 1
LED24 LNJ208R8ARA
R110 270
2 1
VR5B VR5A
RK09L1220 50KA RK09L1220 50KA
22 12
VOLUME
TO ANALOG
SIDE CN12
CN15
RIBON CABLE 5P
1 2
DA9
1SS300
1 2
DA7
1SS300
1 2
DA8
1SS300
1 2
DA15
1SS300
SW22:MARK
SW37:A
SW31:REMAIN
SW32:LONG
SW33:STEREO
SW34:GATE
SW35:B
SW36:EXT SOURCE
LENGTH
SONG
VINTYL
D
SIM
2
MFX
3
FILTER+OD
+
16
PITCH
C240
DELAY
0.1
1
START/END/LEV EL
D
TIME/BPM
QUANTIZE
ISOLATOR
7 seg LED
TO DIGITAL
SIDE CN3
SW22 CA
1 2
1 2
SW37 CA
1 2 DA14
1SS300
SW31 CA
1 2
1 2
SW32 CA
1 2 DA10
1SS300
SW33 CA
1 2
1 2
SW34 CA
1 2
DA11
1SS300
SW35 CA
1 2
1 2
SW36 CA
1 2
DA12
1SS300
R112 270
R114 270
R116 270
IC44
BU2090F
R118 270
4
DATA Q0
5 R111 270
Q1
6
CLOCK Q2
7
Q3
8 R113 270
Q4
9
Q5
10
VDD Q6
11
R115 270
Q7
12
Q8
13
Q9
14
R117 270
Q10
15
GND Q11
R120 270
R229 270
D
RIBON CABLE 11P
CN9
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
SW23 CA
1 2
1
SW25 CA
DA16
1 2
1SS300
SW24 CA
1 2
1
SW26 CA
DA17
1 2
1SS300
SW28 CA
1 2
1
SW27 CA
1 2 DA19
1SS300
SW30 CA
1 2
2
SW29 CA
1 2 DA18
1SS300
SW23:Number 5
SW25:Number 6
SW24:Number 1
SW26:Number 2
SW28:Number 3
SW27:Number 7
SW30:Number 4
SW29:Number 8
+
LED26 LNJ208R8ARA
2 1 REVERSE
LED28 LNJ208R8ARA
LOOP
2 1
LED30 LNJ208R8ARA
D
2 1
LED32 LNJ208R8ARA
C
2 1
LED25 LNJ208R8ARA
GATE
2 1
LED27 LNJ208R8ARA
2 1 B
LED29 LNJ208R8ARA
2 1 LONG
LED31 LNJ208R8ARA
2 1 RESAMPLE
LED33 LNJ208R8ARA
REC/SONG
2 1
REC
LED36 LNJ208R8ARA
2 1 LED35
DEL
LB-603VF
14
9
5
12
22
28
17
23
27
10
6
1
11
7
2
13
8
4
15
20
24
16
21
25
2
2
2
1
SP-303
DP3
DP2
DP1
G3
G2
G1
F3
F2
F1
E3
E2
E1
D3
D2
D1
C3
C2
C1
B3
B2
B1
A3
A2
A1
33