Mixer - Arturia MatrixBrute User Manual

4.9.0.1. Resetting Macro's to 0
Press Panel + [M1 - M4] to reset the MACRO knob to 0.

4.10. Mixer

The levels of the MatrixBrute's five potential sound sources - the VCOs, Noise
generator, and External input - are set here. Sources must be sent to either or
both filters to be heard.
(If you've assigned a source to one of the filters and still hear nothing, the cutoff
frequency may be outside its range.)
28 Arturia - MatrixBrute Manual - Operation