Roland TB-303 - WRITING THE PITCH

TB-303
VCF
Check
point: TP6
Panel
settings:
CUTOFF
FREQ:
center
WAVEFORM
:
SAWTHOOTH
RES
:
Full
clockwise
ENV
MOD,
DECAY,
ACC
: Full
counterclockwise
Afdjust
TM3
for:
2
ms
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ms
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PRELIMINARY
DIAGNOSIS
BATTERY
First check
the DC voltage.
Most users
are
not
so familiar
with battery operated equipment
as to
suspect
aged dry
cells
In
the
malfunctioning
(silent) TB-303
when
LEDs
other
than RUN/BATTERY
are
lit up.
MISOPERATION
The
versatile TB-303
inevitably
needs
to be
manipulated according
to
what
is Instructed In
the
TB-303 Owner's manual.
Symptoms
listed
below are
likely
to be
found
(by
the user) In
a
unit
which
will
be
returned
for servicing,
as
an evidence of defect.
Confirm the
operation
following
to
the steps described in the manual
—
on
the page(s) referenced.
*
Patterns (especially
note
value) are not
reproduced
as
they
should be.
"
[4]
TO WRITE
YOUR OWN
BASS
LINE" PP.
49-64
*
Incorrect
PATTERN
selection
"IMPORTANT
NOTES"
P.3
*
The
LED above the
selected
PATTERN
switch does not flush
"
Setting the STEP
number"
P.
53
"b.
WRITING
A BASS PATTERN
IN
3/4"
PP.
55-57
*
TRACK
fails
to
store
data
being
written into
it.
*
Phrases
do
not repeat in order
in
TRACK PLAY
mode.
"SELECTING THE
TRACK"
PP.
23-32
"B.
TO
WRITE YOUR
OWN
BASS LINE"
PP.
64-68
*
Melody
does not run
at
the beginning
of the
1st
measure in TRACK
PLAY
mode.
"
RH
LET'S PLAY
THE
TRACK"
PP.
31-32
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