Reply to shift key on vci-100 se

Ok i bought a vestax vci-100 se from this website now i also own and ipad and i am trying to make a template based on this mixer. The shift key i am having trouble reproducing. on the mixer when you press it decks a & b disapear and you have full view of the library. In traktor when i add a new map for this what command is it that i need to add to do this?