TD-9SX, TD-9S, TD-9: Adjusting the Click Volume Level
The metronome click level can be adjusted in the TD-9. Here's how to adjust it:
1. Hold SHIFT and press the CLICK/[TEMPO] button.
2. Press F2 (INST).
3. Press CURSOR up or down to select "Volume."
4. Turn the VALUE dial to adjust the level.
5. Press EXIT when you're finished. The new setting is saved automatically.