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Panel
Descriptions
souNoOonvos
I.POWER
Switch
Press to turn
power
ON
or
OFF.
2.
VOLUME
Knob
Provides control
over
the
volume
of the
sound
output from the
OUTPUT
jacks
and
PHONES
jack.
3.
PHONES
Jack
Accepts connection
of
headphones
(preferably
the optionally
available
Roland RH-20/80/120). Even
with
headphones
connected,
sound
will
continue
to
be output from
the
OUTPUT
jacks.
4.
Parameter
Indicators
Allow you
to
determine
the
parameter
for
which
the display
currently indicates
a
value.
The
indicators
light
in
correspondence
with the buttons
at
the panel's
upper
right.
5.
Display
Provides display
of the
Tone numbers
or the
values
of the
various parameters,
depending on
the
status
of the unit
at
that
time.
6.
Parameter
Group
Button
Allows you
to
switch
between
the various
parameter groups
that
can be
edited
from
the panel.
7.
MUTE
Button
You
can
mute
the
sound
that
is
output from
the
P-55
by
pressing
this
button.
8.
Part
Buttons
(PART)
Used
to select
the
Part
for
which you
wish
to alter settings.
Depending on
the
mode,
they
are also
used
to
adjust the
brilliance
and
tuning (standard
pitch).
Instrument Buttons
(INSTRUMENT)
Used
to select
the Instrument (sound).
Also,
depending on
the
mode,
they
are
used
to select the
Sub-Instrument
and
turn
On/Off
the
baroque
pitch feature.
Level
Button (LEVEL)
Used
to
adjust the
volume
for
each
of the
Parts.
Also,
depending on
the
mode,
it
is
used
to
adjust the
volume
for
the
Sub-
Instrument,
and
to select
a
temperament
(tuning).
Pan
Button
(PAN)
Used
to
adjust the position of the
sound
image.
Also,
depending
on
the
mode,
it
is
used
to
detune
the
Sub-
Instrument
(fine
adjustment
of the
pitch)
and
to select
the tonic
(central pitch) for
tuning.
Reverb
Button
(REVERB)
Adjusts the reverberation
level.
Also,
depending on
the
mode,
it
is
used
to select
the
Touch and
Reverb
type.
Chorus
Button
(CHORUS)
Adjusts the
chorus
level.
Also,
depending on
the
mode,
it
is
used
to select
the
tuning curve
and Chorus
type.
Key
Shift
Button
(KEY SHIFT)
Used
to
perform
pitch transpositions. Also,
depending on
the
mode,
it
is
used
to
transpose the Sub-Instrument
and
make
settings for
"Stacking."
MIDI
Channel
Button
(MIDI
CH)
Used
to select
the
channel used
for
MIDI
reception.
Also,
depending on
the
mode,
it
is
used
to adjust
the
split
point
and
make
settings for
the
MIDI
reception
mode.
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