Yamaha VSS-30 User Manual
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2ß6
YAMAHA
VSS.3O
PortaSour\d
ICONTENTS
spEcrFrcATtoNS
PANEL LAYOUT
LSt DATA
TAB
(E-]R)
(neäftffi)
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Qf
(LSt
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lc BLocK DIAGRAM
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PARTS LIST
BoARDS
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DTAGRAM
SINCEI887
NIPPON
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@YAMAHA
GAKKI CO., LTD. HAMAMATSU,
Printed in
66
3.48K
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....'..'3
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JAPAN
'87.6
Japan
3
6
vss-30
Lsl DATA
I
.YM2416
Pin
Pin
Na
Nrme
I
xtall
xtal2
2
tc
3
4
A8
5
cAs
D
6
7
WE
I
A6
RAS
9
A3
10
11
AO
A4
12
13
A2
14
A5
A1
15
A6
16
17
A2
18
A1
19
AO
vss
20
BTOCK
lC
I
o
NJM/IS5SDV
Dual
a
Oul9ul
t@rriq
lryrA
Non.llwtine
lBlA
$FlY
Voltq.
-OC
TABTE
(XDO82OO1
alo
Clock
lnitial clear
I
External
I
External
o
Data
o
o
Write
External
I
External
o
I
I
I
External
I
I
I
I
o
Output
o
(for
o
Ground
(LSlffi+#äEt)
l
Funstion
memory input
momory control
output
control
memory input
memory contlol
memory input
port
keyboard
sin
DIAGRA|UI
Operational Amplifier
flG0013901
+DC
voh.qp
SuFly
OutFr
lm.iing
lnrt I
Non-lnctine
g
lmut
I
GEl 1
itches)
fiC,
a
v
2.!lW),:;';,,,
:
'.
..
Pin
No.
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
.''.
Pin
Name
A3
DO
.
Dl
D2
D3
D4
'D5
D6
D7
A8
AI
A6
A5
44.
SFEFF
vcc
SAMPLAl
A.GND
OUT
A.VDD
VO
o
o
o
o
o
o
o
o
I
I
1
I
I
I
I
I
I
Funstion
(for
port
Output
(for
port
lnput
switchesl
(for
port
Output
Amplifier/speaker
DC
suppty
Sampliog
Ground
Musical
DC suoolv
signal
sound/voico
keyboard
keyboard
panel
separating control
lN
switchesl
and
switches)
panel
3
ovsnAlr
r
crRculT
I
I
+5V
Y
o
N
o
L-
DTAGRAM
+5V
__
6Ell
(ffiEffitr)
+SV
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
L
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ol
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rf
sw-ourl
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ll
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oul
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t
A8
0
FE
RAS
AO
A2
AI
vcc
vss
cas
0
A6
A3
Ait
A5
A7
+VA+
+5V+
:
<a-
+
2,5V
I
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