12
Knowing the Keys
Press and hold to turn on or off airplane
mode, silence or ring incoming calls, power
off, or restart.
Press to switch your phone to sleep mode.
Press to wake up your phone.
Touch to return to the Home Screen from
any application or screen.
Touch and hold to browse and close recently
used applications.
Press or hold either end to turn the volume up or
down.
Installing the SIM Card, microSD Card,
and Battery
Switch off your phone before installing or replacing the battery,
the microSD card, or the SIM card.
1. Remove the back cover.