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Power key
•
Press: Lock the screen/Light up the screen.
•
Press and hold: Power on or generate a pop up menu
selecting from Power off/Restart/Airplane mode
or icons of Ringer mode.
•
Press to mute the ringtone when there's an incoming
call.
•
Press and hold for more than 10 seconds to restart the
phone when the system halted.
•
Press and hold Power key and Volume down key to
capture a screenshot.
•
Press and hold Power key and Volume up key under
power off mode to restore factory set.
Volume keys
•
Under call mode, adjust the earpiece or headset
volume.
•
In Music/Video/Streaming mode, adjust the media
volume.
•
In general mode, adjust the ring tone volume.
•
Mute the ringtone of an incoming call.
•
In Camera mode, using it as the capture key allows you
to take a photo.
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