TD-20, TD-20S BK: Assigning the Mix In Signal to the Headphone Output
Use the following steps to assign the MIX IN signal to the Headphone Output only:
1. Press SETUP.
2. Press F2 (OUTPUT).
3. Press CURSOR right (>) to select "MIX IN."
4. Turn the VALUE dial to move the marker to so it lines up with "PHONES."
5. Press EXIT when finished. The setting is stored automatically.