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VS-840/840S
1
2
3
4
5
6
BLOCK DIAGRAM
A
B
C
D
MIDI IN/OUT
E
2 2 2
1 1 1
5 2
4
5 2
4
F
M
U
L
G
T
FADER
I
P
H
L
E
X
I
J
FOOT SW
K
ZIP
DRIVE
L
M
16M DRAM
IC31
N
FLASH
O
IC44
P
LCD
Q
R
S
T
U
4
7
8
9
10
11
12
PLL
DSP
CIRCUIT
CPU
1
GATE
ARREY
2
4
1
MEM.
ENC
CN4
for VS4S-1
SCSI IF
CN2
from VS-840
VS4S-1 BLOCK DIAGRAM
13
14
15
16
17
VS-840/VS-840S
BLOCK DIAGRAM
4M DRAM
AD
PEAK
/DA
PEAK
AD
PEAK
/DA
PEAK
DIGITAL
OUT IF
2
1
SW
2
SCAN
SIGNAL
SELECT
1
2
LED
SCAN
IC1
TERMINATER
D-SUB 25
CN2
IC2
18
19
20
21
22
23
2
4
1
SENS.
2
2
1
3
3
1
2
2
1
3
3
1
2
2
1
3
3
1
2
2
3
1
3
1
12
11
22
21
12
11
22
21
2
2
1
3
3
1
1
3
2
1
3
LEVEL
Feb, 1998
24
25
26
27
28
GUITAR IN
INPUTS
INPUTS
MASTER OUT
MON/AUX
PHONES
(COAXIAL)
DIGITAL
OUTPUT
(OPTICAL)
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