SX-700: Setting the MIDI Channel
The Boss SX-700 can select a MIDI channel on which all MIDI information (e.g.
system exclusive or controller information) is sent and received. Use the
following procedure to set the MIDI channel:
1) Press UTILITY.
2) Use the PARAMETER buttons < or > to select "MIDI CHANNEL."
3) Use the VALUE dial to select the desired MIDI channel.
4) Press EXIT to return to Play mode.