1
Volume key
In Idle mode, adjust the phone's volume, and make a fake call (down); In Menu mode, scroll through menu options; Send an SOS message
►"Activate and send an SOS message"
►"Make fake calls"
2
Back key
In Menu mode, return to the previous level
3
Dial key
Make or answer a call; In Idle mode, retrieve recently dialled, missed, or received numbers
4
Lock key
In Idle mode, lock or unlock the touch screen and keys (press and hold)
5
Power/End key
Turn the phone on or off (press and hold); End a call; In Menu mode, cancel input and return to Idle mode
7