Carrier Infinity Control - Keyboard Lock-Out

KeyboardLock-Out
YoucanlocktheInfinityTM Control buttons to help avoid inadvertent
changes to your settings.
Keyboard lock-out can ONLY be activated from the main screen.
To do so, simultaneously press the ZONE and FAN buttons for two
seconds. Keyboard lock-out will be indicated by a graphic lock on
the screen.
To unlock the control, simultaneously press the ZONE and FAN
buttons for two seconds.