TR-707, TR-727: Changing the MIDI channel and OMNI mode of the TR-707/727
Use the following procedure to change the MIDI channel and OMNI mode of the
1) Enter Track Play mode.
2) Press the STOP button to stop the rhythm if it is running.
3) While holding SHIFT, press MIDI CHANNEL and the desired MAIN KEY (1-16) to
select the desired MIDI channel.
4) Press ENTER to change between OMNI ON and OMNI OFF.