See also:

Recirculation Control
When outside air contains smoke, odors, or high humidity, or if rapid cooling is desired, you may wish to recirculate interior air by pressing the Recirculation control button. Recirculation ...

Air Conditioning Control
Press this button to engage the Air Conditioning. A light will illuminate when the Air Conditioning system is engaged. Rotating the dial left into the blue area of the scale indicates cooler ...

Toggling Between Calls
If two calls are in progress (one active and one on hold), touch the “Swap” soft-key on the Phone main screen. Only one call can be placed on hold at a time. You can also press the button to ...