This article is also for TD-50K2, TD-50KV2 and VAD706.
You may have selected an instrument that does not support brush techniques.
Referring to the “Drum Instrument List” in the “TD-50X Data List” (PDF), select an instrument marked with a “*B”.
- Use nylon brushes. Using metal brushes might make the sensor malfunction, or might scratch the pad.
- See the related Q&A, “Is playing with brushes (and using sweep techniques) supported?” for details on how to make the settings.