By default, the position is in focus. 1 to 4 provide focus navigation. Press a button twice to return to the default focus. One Hardware Source can be selected, and its effect on one Control can be edited.
The top-center parameter group Hardware Sources and Amounts
provides access to all Sources and their amounts on Controls, represented as a modulation matrix. Items of interest can be selected and adjusted like parameters.
Press 1 in order to select a particular Source.
Pressing 3 will redirect to the Amount screen, showing the amount of the currently selected Source on the currently associated Control. The amount can be edited like adjusting a parameter. Pressing 1 will redirect to the Hardware Source, 4 will redirect to the Macro Control.
Pressing 4 will cycle through the rightmost stack of Controls in order to change the current association.