Martin Audio MLA User Manual page 311

MLA System
USER GUIDE
This shows all properties of the selected band. At the top are three buttons;-
'BYPASS' bypasses the individual band you have selected turning the BYPASS button and the filter button red. 'BYPASS ALL'
bypasses every band. 'FLAT' will instantly change the gain to 0dB.
Next is a Filter type. Click on this and the drop down shows the options for each filter band;-
The default is 'Peak', a standard parametric EQ; the other options are 2 nd order Low Shelf and 2 nd order High Shelf.
Below are the three principal faders for adjusting the filter parameters;-
MLA System User Guide V2.1
311