SC-880: How to Disable or Mute Parts
Use the following procedure to mute selected MIDI Channels on your SC-880:
1. Press TONE so it is lit.
2. Press EDIT so it is lit.
3. Use the RIGHT CURSOR button to select the "RX MIDI" menu.
4. Use the UP/DOWN CURSORS to select "RECEIVE CHANNEL."
5. Use the VALUE DIAL to set the "RECEIVE CHANNEL" value to either "A--" or "B--."
NOTE: This will disable or mute the selected part. It will no longer receive incoming MIDI messages.
6. Use the blue PART CURSOR buttons to select additional parts that you wish to mute and repeat Step #5 for each additional part.
NOTE: The current PART is indicated in the upper left corner of the display.