Roland U-20 Owner's Manual page 97

2. Musica}
Performance Data
Part
Rx Ch (1—16,
Off)
Key
Range
(01—
G9)
This determines
the receive channel
for
each
Part.
When
playing the
U-20's
keyboard,
make
sure that the
Rx
ch
of
the part
you want
to
play matches
the
Tx
ch
of
the
keyboard.
By
setting
two
or
more
Parts
to
the
same
Rx
ch,
you can
play
them
in
unison
from
the keyboard. Set
unused
Parts
to
"Off".
When
using
a sequencer
to
play
the
U-20's sound
generator, set the
Rx
ch
of
each Part
to
match
the chaimel
of
the
incoming
data
from
the sequencer. Set the
Rx
channel
for the
Rhythm
Part
in
the
same way.
This determines
the range over
which
note data
will
be
received
by
each
Part.
Key
range
is
specified
using note
names.
By
setting
two
or
more
Parts to the
same Rx
ch
and
setting different
key
ranges for each
Part,
you
can
play
different
sounds
from
different
areas
of
the keyboard.
Middle
C
is
C4.
(d-
Refer
to
page
7,
"Front and Rear
Panel".)
Example
:
Split
bass
and
brass
sounds around
the
C4
key
Part
1
Part
2
Rx Ch
1
1
Key Range
C-1
-B3 C4-G9
Timbre
Bass
Sound
Brass
Sound
*
Keyboard
Tx
Cli
:
1
Velocity
Range
(1—127)
This determines
the velocity
range which
will
be received
by
each
Part.
By
setting
two
or
more
Parts
to
the
same
Rx
ch and
setting different velocity ranges
for
each
Part,
you
can play
different soiinds
by
changing
the
force
(velocity) of
your
playing.
Example
:
Softly played notes
sound
a fingered bass,
strongly played
notes
sound
a slap bass.
Part
1
Part
2
Rx Ch
1
1
Velocity
Range
1-99
100-127
Timbre
Fingered Bass
Sound
Slap Bass
Sound
*
Keyboard
Tx Ch
:
1
95