Yamaha PortaSound VSS-30 User manual

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YAMAHA PortaSour\d
VSS.3O
ICONTENTS (E-]R)
spEcrFrcATtoNS (neäftffi) ....................1
PANEL LAYOUT Qf ?.tvv 4 7 t r- ) ........------.---......--2
LSt DATA TAB LE (LSt ffi +#äE*) .......'...................'. 3
lc BLocK DIAGRAM (rc7n.v2E) ....'..'3
crRcurT BoARDS (r- t Eintr) .---..'..-..4
ovERALL Cr RCUrT DTAGRAM (fß886tr)................ 6
PARTS LIST
SINCEI887 @YAMAHA
NIPPON GAKKI CO., LTD. HAMAMATSU, JAPAN
3.48K 66 @ Printed in Japan '87.6

vss-30
I Lsl DATA TABTE (LSlffi+#äEt)
.YM2416 (XDO82OO1 l GEl 1
Pin
Na Pin Nrme alo Funstion Pin
No. Pin Name VO Funstion
I
2
3
4
5
6
7
I
9
10
11
12
13
14
15
16
17
18
19
20
xtall
xtal2
tc
A8
cAs
D
WE
A6
RAS
A3
AO
A4
A2
A5
A1
A6
A2
A1
AO
vss
I
I
o
o
o
I
o
I
I
I
I
I
I
I
o
o
o
Clock
lnitial clear
External memory input
External momory control
Data output
Write control
External memory input
External memory contlol
External memory input
Output port
(for keyboard sin itches)
Ground
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
A3
DO
Dl .
D2
D3
D4
'D5
D6
D7
A8
AI
A6
A5
44.
SFEFF
vcc
SAMPLAl
A.GND
OUT
A.VDD
o
I
I
1
I
I
I
I
I
o
o
o
o
o
o
I
o
Output port (for keyboard switchesl
lnput port (for keyboard and panel
switchesl
Output port (for panel switches)
Amplifier/speaker separating control
DC suppty
Sampliog signal lN
Ground
Musical sound/voico
DC suoolv
I lC BTOCK DIAGRA|UI fiC, a v 2.!lW),:;';,,,
o NJM/IS5SDV flG0013901
Dual Operational Amplifier : '. .. .''.
Oul9ul a
t@rriq
lryrA
Non.llwtine
lBlA
-OC Voltq. $FlY
+DC voh.qp
SuFly
OutFr I
lm.iing
lnrt I
Non-lnctine
lmut g
3

r ovsnAlr crRculT DTAGRAM (ffiEffitr)
+5V
I
I
L- __
+5V +SV
6Ell
Y
o
N
o
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
L
+VA+
+5V+
:
+ 2,5V <a-
I
l;"'"
^t -l
cas I
ol
rel
*l
-t
RAs l-
A3 lc
ll
Äo lo
ool
o, I
oul
o, I
o"J
ol-
rf sw-ourl
Grl
=l
a" ,"[
t
A8
0
FE
RAS
AO
A2
AI
vcc
vss
cas
0
A6
A3
Ait
A5
A7

1
I
I
I
I
I
I
I
J
I I tB tE +!i +ä +E +ä +E *Et
I I Fo--l lFTGrt lr*c-"q lr=*r I r.,-r lffilllffil lEHl l't
vss-30
vss-30
u
I
I
I
I
I
I
I
I
I
! [email protected]@lmli
Pouer Amp
+vÄ
I
I
L- -J Trt | 2SD88O (Ot,(y,
Tr2 | 2SC26O3(Et,(F,
SAMPLE-rN o,o,,1äl ; [::T
,o.*"o o,,1tl : 3:*:"?:",:,[".Lt'."11'o
MIC : Cond.nscr MIC WM - O34E
CL: Ccromic Rcsonotor 3,58MHz
FL: Coit 2OpH
Mortrd t+ : North Europcoo model only
HEADPHONES
SPEAKER
8cm
4A
BATTERY
+7,5V
DC -IN
+9-t2V
Notca,ICt ! YM24t6 (XDO8ZOOt, GEil
IC2 : MB8l256-t5 I LGl55tOOt DRAM
IC3 r NJM4558DV (tGOOt3gol op AMp.
IC4 ' AN7I4O (tctt6300t 5W tCH
!-;.-l
I
I
; Trl
I
I
IKEc-rrsss I
7
susTAII{
LEVEL

vss-30
T CIRCUIT BOAR.DS (>_ I'TTEtr)
o M Gircuit Board
Components side (Sff{Fl)
. PN Circuit Board
2NA-VD62780 A
2NA-VD62S3O A
2NA-VD63I IO A: M Circuit Board (North European)
: M Circuit Board (Others)
: PN Circuit Board 4

vss-30
IM Circuit Board]
Notesl
Circuit Board:
lc1 :
tc2:
tc3:
t@:
Trl:
TrZ:
Dl01 :
D41:
ZD-1:
Marked O.1 ({zl: Semiconductine O
MIC:
CL:
FL:
II
rr 'li
\(
c
xc98010
YM2416 (XDO82
MB8t256-15 (lc
NJM4558DV (IG
4N7140 (tG116€
2SD880 0, Y
2SC2603 E, F
10E-1 26MM
1 SSl 33
Zener Diode MTZ
Condenser MIC W
Ceramic Resonato
Cpil 2Op
I
W mnnny
i8e3X "q
rl
lr'
Components side (Sfffl)
I
4
I -l{f{i f'"'J:luq
The application of switches on pN Gircuit Board

IM Circuit BoardJ
Notes)
Circuit Board: XCggOlO
fi il-tir'5tilii',.Ejilgiei*'
2sD88o o_ Y
zsczoos E, r
108-1 26MM
1 SSI 33
ZD-l: Zener Diode MTZ5.6C 20mA
Marked O.l (iz): Semiconductive Cera. Cap.
MIC: Condenser MIC WM_0348
CL: Ceramic Resonator 3.SgMHz
FL: CoiI 2Op
Trl:
Tr2:
Dt01 :
D4t:

vss-30
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I ETECTRICAT PARTS (€fi*{ft)
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No. Part No_ Descrinri sfia
Mt-h
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MK'..F
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y0028300
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