Iz manuala za Pa800, ali je generalno slicno za sve Korg klavijature i nema nikakve veze sa osetljivoscu displeja...
Keyboard Settings
Velocity Curve
This parameter sets the sensitivity of the keyboard to your touch.
By default, it is set to Medium 2.
Fix No dynamic control available. Dynamic values
are fixed, as in a classic organ.
Soft1 … Hard3
Curves, from the lightest one to the hardest one.
A.Touch Curve
This parameter sets the sensitivity of the keyboard to the pressure
you apply after first pressing a key.
Soft1 … Hard3
Curves, from the lightest to the hardest one.
Off The aftertouch is turned off.