Roland e-MIX STUDIO SP-808EX Service Notes page 14

SP-808EX
1 2 3 4 5 6
A
CIRCUIT DIAGRAM ／回路図 ／回路図 ／回路図 ／回路図
PANEL BOARD ASSY (70909012)
B
C
D
VCC
D2
SEL5421E
PLAY
2 2 2
D1 D3
SEL5221S SEL5221S
E 1 1 1
PAD REC
EFE.A
SW1
ROM MAIN BOARD CN9
CN1 1 2
EFE.B
1 1 LED1
SW2
2 2 LED2
1 2
3
3 LED3
F
4 S1
4 SW3
5 S2
5 1 2
EFE.C
6 6 S3
7 7 LS0
8 LS1
8
9 LS2
9
10 10 LLCK
G
11 11 SS0
12 SS1
12
13 SS2
13
14 14 SSEN
15 15 GND
WIRING PANEL BOARD-C
H
ROM MAIN BORAD CN10
CN2
I
SB0
1 1 PD0
SB1
2 2 PD1
SB2
3 3 PD2
SB3
4 4 PD3
SB4
5 5 PD4
SB5
6 6 PD5
SB6
7 PD6
7
J SB7
8 PD7
8
9 9 ENC_A
10 10 ENC_B
VCC
11 +5V
11
12 +5V
12
13 13 GND
14 14 GND
C1 +
K
WIRING PANEL BOARD-D
100/6.3
ENC.1
VALUE/ 1
L
TIME 2
3
EC16B24104
M
N
O
O SW BOARD CN1
CN3
P
LB0
1 1 LB0
LB1
2 2 LB1
LB2
3 3 LB2
LB3
4
4 LB3
LB4
5
5 LB4
LB5
6
6 LB5
LB6
7 7 LB6
LB7
8
Q 8 LB7
LS0
9
9 LS0
LS1
10
10 LS1
LS2
11 11 LS2
12 GND
12
WIRING PANEL BOARD-G
R
O SW BOARD CN2
CN4
SB0
1 1 SB0
SB1
2 2 SB1
SB2
3 3 SB2
SB3
S 4 4 SB3
SB4
5 SB4
5
SB5
6 6 SB5
SB6
7 7 SB6
SB7
8 8 SB7
SS0
9 9 SS0
SS1
10 10 SS1
SS2
11 11 SS2
T
WIRING PANEL BOARD-F
U
14
7 8 9 10 11 12
VCC
LS[0:7]
C4
+ 100/6.3
VCC
IC2
IC1
9
16
VCC VCC SML72423C
1 15 1
18 LS0
I1 O1
A
Y0
2 14 2 17 LS1
B I2 O2
Y1
3 13 3 16 LS2
C I3 O3
Y2
VCC 12 4 15 LS3
I4 O4
Y3
6
11 5 14 LS4
G1 I5 O5
Y4
4 10 6 13 LS5
I6 O6
G2A Y5
5 9 7 12 LS6
I7 O7
G2B Y6
7 8 11 LS7
I8 O8 SML72423C
Y7
GND TD62787AP
GND
8 10
HC138
VCC
C5
SML72423C
+ 100/6.3
VCC
IC4
10
20
VCC
VCC
2 19 1
18 R1 18 LB0
D0 Q0 I1 O1
3 18 2
17 R2 18 LB1
D1 Q1 I2 O2
4 17 3 16 R3 18 LB2
Q2 O3
D2 I3
5 16 4 15 R4 18 LB3
Q3 O4 SML72423C
D3 I4
15
6 5 14 R5 18 LB4
Q4 O5
D4 I5
14
7 6 O6 13 R6 18 LB5
Q5
D5 I6
13 7 12 R7 18 LB6
8 Q6 O7
D6 I7
12 8 11 R8 18 LB7
9 Q7 O8
D7 I8
11 GND
CLK
10
1 9
OE GND IC3 TD62381P
LOC.1
HC574
VCC
IC5
VCC 16
VCC
1 15 SS0
A Y0
2 14 SS1
B Y1
3 13
SS2
C Y2
12
SS3
Y3
6 11 SS4
G1 Y4
4 10 SS5
G2A Y5
5 9 SS6
G2B Y6
7 SS7
Y7
GND
8
HC138
LB[0:7]
SB[0:7]
SS2
SW20
D120
1 2 2 1
STATUS A
SB0
SW21
D121
1 2 2 1
STATUS B
SB1
SW22
D122
1 2 2 1
STATUS C
SB2
SW23
D123
1 2 2 1
STATUS D
SB3
SW:SKQNAD
D:1SS-133
SB4
SB5
SB6
SB7
13 14 15 16 17
D230 R9
LS2 LS3 LS4 LS5
4.7
R G
1 1 3 3
2 SONG 2 FX
STATUS
EFE.A D40 D50 INFO
A SEL5921A SEL5921A
2 2
1 1
R10
D231
R G 4.7
1 1 3 3 2 2
SYSTEM
STATUS
EFE.B D41 D51 EXIT
B SEL5921A SEL5921A
2 2
1 1
R11
D232
R G 4.7
1 1 3 3 2 2
SAMPLE
STATUS
EFE.C D42 D52 ENTER
C
SEL5921A SEL5921A
2 2
1 1
R12
D233
R G 4.7
1 1 3 3 2
PAD
STATUS
EFE.D D43 TRIG.
D
2 2 SEL5921A
1
2 2 2 2
EFFECTS
D24 D34 D44 D650
LOC.2 EFE.IN ON PITCH
SEL5921A SEL5921A SEL5921A SEL5221S
1 1 1 1
2 2 2
LOC.3 D35 MUTE D45 UNDO D55
SEL5921A SEL5221S SEL5921A
1 1 1
2 PREV. 2 2 A
LOC.4 D36 TO D46 REGION D56 FILT.
SEL5921A SEL5921A SEL5921A
1 1 1
2 PREV. 2 2 A
DISK D37 FROM D47 MARK D57 ISO.
SEL5221S SEL5921A SEL5921A
1 1 1
SS[0:7]
SS3 SS4 SS5
SW30 SW40 SW50 SW60
D130 D140 D150 D160
1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 1
LOC.1 SONG EFE.D FX INFO
SW31 SW41 SW51 SW61
D131 D141 D151 D161
1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 1
LOC.2 SYSTEM EFE.IN EXIT
SW32 SW42 SW52 SW62
D132 D142 D152 D162
1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 1
LOC.3 SAMPLE MUTE ^
SW33 SW43 SW53 SW63
D133 D143 D153 D163
1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 1
LOC.4 TRIM < ENTER
SW34 SW44 SW54 SW64
D134 D144 D154 D164
1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 1
CLEAR LEVEL V PAD TRIG.
SW35 SW45 SW55 SW65
D135 D145 D155 D165
1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 1
PLAY UNDO > PITCH
SW36 SW46 SW56 SW66
D136 D146 D156 D166
1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 1
PRE.TO REGION SELECT EFFECTS
SW37 SW47 SW57 SW67
D137 D147 D157 D167
1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 1
PRE.FROM MARK STEP MOD. ON/OFF
18 19 20 21 22 23
EWAQ1AC10B54 RK09L1140
EWAQ1AC10B54 RK09L1140
LS6 LS7
3 3 3 3 3 3
2 2
VR5 VR4 VR3 VR2
D60 SHIFT D70 2 2 2 2 2 2
SEL5921A SEL5221S B A C3 C2
1 1
1 1 1 1 1 1
2 2
VARI
D61 PITCH D71
SEL5421E SEL5921A
1 1
2 2
B
D62 C1 D72
EWAQ1AC10B54 MIC/LINE EWAQ1AC10B54
SEL5421E SEL5221S
1 1
3 3 3 3 3 3
VR9 VR8 VR7
2 2 2 2
MASTER D
2 2
B
D63 C4 D73 1 1 1 1 1 1
SEL5921A SEL5221S
1 1
EWAQ1AC10B54
2 2
D64 D74
VR.1
SEL5921A SEL5221S
1 1
EVUF2K(10KB)
2 2
STEP
D65 MOD. D75
EVJY95(10KB)
SEL5921A SEL5921A
1 1
3
VR11
2 2
2
D66 VR.2 D76
SEL5221S SEL5221S
1 1
1
LINE
2 2
D67 VR.3 D77 6
SEL5221S SEL5221S
1 1 VR11
5
4
EVJY95(10KB)
EVJY95(10KB) 6
SS6 SS7
VR13
5
SW70
4
D170
1 2 2 1
AUX
SHIFT
3
SW71
D171
VR13
1 2 2 1 2
VARI
PITCH
EVJY95(10KB)
1
SW72
D172
1 2 2 1
|<<
SW73
D173
1 2 2 1
<<
SW74
EVJY95(10KB)
D174
1 2 2 1
>>|
PHONES
SW75
D175
1 2 2 1
STOP
EVJY95(10KB)
SW76
D176
1 2 2 1
PLAY
SW77
D177
1 2 2 1
REC
Apr. 2000
24 25 26 27 28
RK09L1140
3 3 3 3
VR1
2 2 2 2
C1
1 1 1 1
FROM MAIN BOARD CN11
CN5
VREF 1 1
VR1 2 2
VR2 3 3
4
VR3 4
5
VR4 5
VR5 6 6
VR6 7 7
VR7 8 8
VR8 9 9
10
VR9 10
11
GND 11
WIRING PANEL BOARD-E
3 3
VR6
2 2 2 2
C
1 1
EWAQ1AC10B54
MIC 3 3
VR12
2 2
FROM MAIN BOARD CN13
CN6
MIC_A 1 1
1 1
MIC_B 2 2
GND 3 3
4
IN1L_A 4
5 5
IN1R_A
6 6
IN1L_B
7 7
IN1R_B
8 8
GND
IN2L_A 9 9
IN2R_A 10
10
IN2L_B 11 11
IN2R_B 12 12
GND 13 13
WIRING PANEL BOARD-A
3
VR10
2
FROM MAIN BOARD CN15
CN7
OUTL_A 1 1
1
OUTL_B 2 2
3
GND 3
4
OUTR_A 4
5
OUTR_B 5
6
6
GND 6
VR10
5
WIRING PANEL BOARD-B
4