See also:

How to use brightness control and display ON/OFF button
To change the display brightness, push the button. Pushing the button again will change the display to the day or the night display. If no operation is performed within 5 seconds, the display ...

Receiving a call
When you hear a phone ring, the display will change to phone mode. To receive a call, follow one of the procedures listed below. a. Select the “Answer” key on the display. b. Press the phone ...

Boxy Dynamics
I have no reason to believe the Cube is unstable, and it has a standard electronic stability system, but it does feel more top-heavy than the other boxes — and definitely more so than convention ...