MC-80: Selecting the Internal Sound Source

The MC-80 is preset at the factory to play both the internal sound source and
external sound source. Use the following procedure to play only through the
internal sound source:

1. Press TOOLS so it is lit.
2. Press F3 [MIDI].
3. Use the CURSOR buttons to select "MIDI OUT" and use the VALUE dial to
select "OFF."
4. Use the CURSOR buttons to select "To V-EXP" and use the VALUE dial to
select "A & B."
5. Load the song.
6. Press SEQUENCER.
7. Press F6 [TRK INFO].
8. Use the CURSOR buttons to select a track and use the VALUE dial to select a
MIDI channel for the internal sound source.

NOTE: Repeat step 8 for each additional track.