Set cruise altitude to be FL200 and while level in the cruise at FL200
Entered H+4 wanting climb to FL240-
VCP communication:- “… Requesting Flight Level 200” ATC response “… Maintain Flight Level 200”
Entered L+4 wanting descent to FL160:-
VCP communication:- “… Requesting Flight Level 200” ATC response “….Maintain Flight Level 200”
Its like it is not picking up the 2 keys H + 4 and only picking up H or the L