WARNING: • Do not remove the battery from the device while
you are charging it using the AC or car adapter .
• As a safety precaution, the battery stops charging before it
overheats .
2.3 Starting up the device
Power on/off
To power off your phone, press & hold POWER . On release,
the Phone options menu opens. Select ‘Power off’ and confirm.
To power on again, press & hold POWER .
Silent mode
To silence your phone quickly, press & hold the – volume button
to zero volume . Or on the Home screen, touch
and select
Settings > Sound & notification > ‘Silent’ check box.
Screen sleep
After a period of inactivity, your screen will go to sleep (display
will turn black) . In sleep, your phone uses less battery power . You
can control this behaviour:
Set screen timeout period
1 .
On the Home screen, touch
and select Settings .
2 .
Select Display > Sleep . Select a time from the menu .
Prevent sleep while charging
1 .
On the Home screen, then touch
and select Settings .
2 .
Select Developer options > ‘Stay awake’ check box
’.
Lock screen & put phone to sleep
Except when on a phone call, from any screen, press POWER
(immediately) . While not on a call, to lock your control buttons and
screen from accidental touch activation, press POWER .
You can increase the security of your phone by setting ‘Screen
lock’ pattern. Once set, in order to unlock your screen, you’ll have
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