Roland JX-3P Owner's Manual page 23

23
[NOTE
1]
Pulse width modulation
is
possible
only
in
the
DCO-2. The
appropriate operation
pro-
cedure
is
as
follows.
(
1
)Set
the Cross
Mod
to Sync.
(2)Set
the
Source Mix
so that
you
can hear
only the
DCO-2
sound.
(3)By
rotating
the
Tune knob, you
can
change
the pulse width.
In
its
center
position, the pulse
is
50%
and
at
—
posi-
tion,
0%
(100%).
50%
\
I
/
:0
0%
[NOTE
2]
If
you
wish to turn the vibrato
effect
on
or
off
by using the
LFO
Trigger button(3)set
these switches to
OFF.
If
the patch (whe-
ther preset or
you own)
already contains
the vibrato
effect,
simply press the
LFO
Trigger
button
(3),
then the
vibrato
is
turn-
ed off
and now, with
this
button,
you
can
turn the vibrato
effect
on
or off as
you
like.
The
depth and
rate
of
the vibrato
effect
can be changed with the
LFO
Delay
Time
or Rate
knob.
Also,
if
the
LFO
Depth
is
set
to zero,
you cannot obtain the
vibrato effect at
all
by
pressing the button.
[NOTE
3]
Please set
the
DCO-1
and
DCO-2
to
the
same
pitch levels (16',
8'
or 4'}. Also,
set
the
DCO-2
to
the square
wave
(
ru
).
[NOTE
4]
The waveform
of the
DCO-2
will
be auto-
matically
sawtooth
(
^
).
VCF(Vo!taqe Controlled
hilier)
This
is
the
filter
to change the tone
color
by
cutting or
emphasizing harmonics.
This
filter,
however,
lets
the low frequency
harmonics
pass
and block the
high frequ-
ency harmonics, and
this cutoff point
is
controlled by
voltage.
Programmer
Editing
in
the
JX-3P
Source Mix
This
is
to adjust the
volume
balance
between
the
DCO-1
and DCO-2.
A-15
Sens
knob
Sens
10
— n
—
'"
1
Source
Mix
^E
3=
1
D
-0
i
^Oc
/ \
When
this
is
set
to
5,
the
Dco-1
Oco-2
-
DCO-1 and DCO-2
are
in
the
same
level.
Raising
this
knob
will increase
the
DCO-2
level
and
at
its
highest
position,
only the
DCO-2
sound
will
be
heard.