To set the MIDI receive channel on the TR-909, hold SHUFFLE / FLAM and press the appropriate MAIN Key (1–16).
Owner's Manual: https://www.roland.com/us/support/manual_archive/
To set the MIDI receive channel on the TR-909, hold SHUFFLE / FLAM and press the appropriate MAIN Key (1–16).
Owner's Manual: https://www.roland.com/us/support/manual_archive/