Vcf-2A (Serial No. 578050 And Higher); Vcf-2 (Serial No. Up To 578049) - Roland SH-2000 Manual

NOV 10 1977 SH-2000
8. VCF - 2A (
153-002A)
SERIAL NO. 578050 AND HIGHER
VCF VCF VCF DC VCA
NOISE BALANCE RESONANCE WIDTH CUTOFF BALANCE OFFSET
--~-__;_;;..;..,:..:::._~~--------------------
µPC1458C
108
2
7
3
6
4
5
TOP VIEW
selected
2SC945 Q
selected
c
B~E
2SC1000 GR
Y
selected
c
8 QE
2SC945
Q
[vc
F GllT OfF FR;.)
VR202.
SOl<Cll
VCF
S<AL! lo/iOTH
R207 1/1120,3
6.81<
10~(8)
<
fi210
"'"' .,,o
'
'"'
... e
Q211
... ,,
..
~·
. .
L __
~OISE
vc
F
VCF 1N
(JEN, CONTROL
l@Roland
C,d3
I~.
+
(T): Tantalum Capacitor
VCA
OFF SET
[I
12.r 3_,-~-e-@--------1112
l YCF vcA
MUTE
V<A T
+
ISV OVT IN
CONT~O~
OUT OU
RESON4NCE LEVEi.
OUTPUT
VCF-2A
I
VCF-2
VCF-2
(153-002) SERIAL NO. UP TO 578049
TOP VIEW
RC4558
108
2 7
3
6
4 5
TOP VIEW
ITS1276
B~
,
TOP VIEW
CA3080
,'(J,
M
4
TOP VIEW
2SC828 R
c
BOE
2SA733
Q
c
BeJE
2SC1000 GR
selected
c
B(jE
(T): Tantalum Capacitor
NOTE: VCF-2 can be replaced by VCF-2A by simultaneously
changing R819 (1.8Kll) on MX-1 to 2..7Kll.
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