6
Key Function
Power Key
• Press and hold to power
on, or power off.
• Press to turn off or on
the screen display.
Home Key
Touch to return to the home
screen.
Back Key
Touch to go to the previous
screen.
Menu Key
Touch to view the options
for the current screen.
Volume Key
Press or hold either end of
the key to turn the volume
up or down.
NOTE:
You can exchange the positions of the Back
Key and the Menu Key. Touch Settings >
Hard Key from the home screen and select
one case.