The card F1-F5will fail and the card is F6-F12in order.
F1-F5
F6-F12
The same card can work in Guake. So this is a problem with Konsole.
How to fight?
Kubuntu:13.04 Konsole:2.11.3 Vim: 7.4.5 KDE: 4.11.3
If you go to Settings -> Edit Current Profile -> Keyboard, you can select the bindings as follows:
Settings -> Edit Current Profile -> Keyboard