Roland U-20 Owner's Manual page 106

4.
Using Controllers
I
Keyboard
Patch Settings
These determine
the control functions of the
CI and C2
control sliders
and
a
expression pedal connected
to
the
rear
panel
EXT CONTROL
jack.
Specify functions
and
settings for
each
controller in
the
same
way.
*
During
editing,
the
C2
control
slider
modifies the value being
set,
and cannot
be
used as a
controller.
IChannel (Tx Ch,
Tx
Ctr!
Ch)
Select
the transmit
channel
on which each
controller will
transmit control
change
data.
Tx Ch
:
transmit
on
the note data transmit channel
("^^-page
92)
Tx
Ctrl
Ch
:
transmit
on
the
program
change data transmit
channel (o-page 100)
When
controlling
Timbre
parameters, be sure to select
"Tx
Ch".
When
controlling Effect
parameters,
make
sure that the
Tx
control
ch
of the
Keyboard Patch matches the
Rx
control
ch
of
the setup (sound),
and
select
"Tx
Ctrl
Ch",
Setting
Example
Parameter
When
Controlling
Timbre Parameters
When
Controlling
Effect
Parameters
Setup CSound)
Rx
Control
Ch
16
Keyboard Patch
Tx
Ctrl
Ch
16
EXT. CI.
C2 Ch
Tx Ch
Tx
Ctrl
Ch
(Control
Number (0—5.
7—31, 64—95,
Off)
This determines the control
change
number
transmitted
by
each controller.
When "Off
is
selected,
no data
is
transmitted.
The U-20 has the
following pre-defined control
functions.
When
using these, select
the appropriate control
number.
#1
Modulation
#7
Part Level
#10
Pan
#64
Hold
104