ROLAND SH 101

Page 2

SH-101 NOV. 1st, 1982

BLOCK DIAGRAM

O CEM3340 BLOCK 8: CONNECTION DIAGRAM

FRED CN'L
INPUT
g A
4 SOF'
A 4} *i I1 I my
~LFO MOD 57'! ; rt
?\jr 1 vilfi I5 I4 I3 12 :M um 0 Ir a
MOD "v1 BENDER l > 5353.322:
GRIP 5;,-- A D s R -zsv
V YFI
~ vco VCF WW . - * 0
M550 g4 a? e??? . am
ENV GEN [1 2 a v n 5 a0 7 3
HI -
ENV . _%__1 T gag $53:ng
PWM r PwM /|
MAN MOD '5" J CNYL
INPUT
N /{/ ENV OUTPUT
N
LFO/CLK ru 0% MOD ILJ VOLUME ,1!
RAND M °-/§/- vco 2/ VCF VCA g4. AMP --v OKEYBOARD CIRCUIT DIAGRAM
NOISE /I E
I"
KYBD PHONES l SVNTH BOARD OPH177-2
RATE 3 "U I .
EXT 3 5 10CT DOWN L _)
v -° CUTOFF RESO d __,¥"7 ______ __
CLNKflrt a: a: SUB 05C 2%? DOWN z ENV o
2 OCT DOWN GATE
ILI [,_
HOLD I
g , 0'55 NOISE GEN &/§/ i l
m I
RANDOM ! I
RANGE ' I
. TRANSPOSE I .
016 0H 1 I
of. -o--oM ONJ : F3 C#4 M F5 06 '
02, ct. 0:0 PORTAMENTO POWER L__EBRARD A§S_EMBLY_ $31311. W ,_ "J
D/A AUTO SUPPLY m m .5247;
CPU Converter pORTA. 3
(Key ASSIgneV, Sequencer, MENTO TRIG GATTERm POWER
Arpegguator etc) GEN 3-0
1 GATE H DCIN
_-D__TLFO ' l; Technical Information
_ 0 Effective from SN-243200.
FUNCTION SWS u; E The CPU ma overrun if excessive static electricit is
z 2.. Memory Backup Battery 1- / V
g E EL 3 g 2 5:8 32key Keyboard 3-: 15V X6 fed through the jacks, etc. To prevent this, the GND of
4 l :> :a o I xH" J J i the GATE OUTPUT jack on the Jack Circuit Board and
> > | 3; ='_l=[77 the GND lug on the Keyboard are connected with a larger
GATE GATE CV CV wire.
OUT N OUT I It is advisable that this precautionary measure also be
applied to the models prior to SN-243200.
0 If there is an improper connection in the Keyboard keys,
clean the contact (foil pattern) on the side of the Switch
P.C. Board with alcohol.