Yamaha MONTAGE M6 Operation Manual page 143

Res (Filter Resonance/Width)
Sets the offset value for the filter resonance or filter width of the Part.
Settings: −64–+63
FEG Depth
This is specified as an offset value to the Part FEG Depth.
Settings: −64–+63
When the Memory Switch for Kbd Ctrl is set to On
Kbd Ctrl (Part Keyboard Control Switch)
Switches Keyboard Control for the Part on or off.
When Keyboard Control for the Part is set to Off, no sound will be produced when you play the
keyboard.
Settings: Off (gray), On (green)
When the Memory Switch for AEG is set to On
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