Kinda getting there, just struggling a little bit.. keep getting an error invalid parameter:.none - Error in definition *Hotkey .none VOL_DOWN !Volume_down 0

using the following:

and then the code you used:

and within the vk104.txt located within the modules directory:

I think if I fix the definition I should be sailing, however I can't find out how to define no shortcut as the documentation is pretty thin...