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Lower the screen brightness.
Turn Bluetooth off when not in use.
Turn Wi-Fi off when not in use.
Disable the GPS function when not in use. Most
applications using this function will periodically
query the GPS satellites for your current location;
each query drains your battery.
Powering On/Off
Make sure the battery is charged.
Press and hold the Power Key to turn on your
phone.
To turn it off, press and hold the Power Key to
open the options menu. Touch Power off and
then touch OK.
Locking/Unlocking the Screen
and Keys
Your phone allows you to quickly lock the screen and
keys when not in use and to turn the screen back on
and unlock it when you need it.
To lock the screen and keys:
To quickly turn the screen off and lock the keys,
press the Power Key.
NOTE: To save battery power, the phone
automatically turns off the screen after a certain
period of time when you leave it idle. You will still be
