O2 Xda Mantle, User Manual

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8 Getting Started
1.4 Starting Up
After installing your SIM card and battery and charging the battery, you can
now power on and start using your device.
Turn your device on and off
To turn on the power
Press and hold the POWER button for a few seconds.
When you turn on your device for the first time, a Quick Setup Wizard
will guide you through the calibration process and the setup of regional
settings, date and time, and password. For more information about touch
screen calibration, see “Calibrate the device” later in this chapter.
To turn off the power
Press and hold the POWER button for a few seconds.
A message will then be displayed, prompting you whether or not to turn off
the device completely.
Switch your device to Sleep mode
Quickly pressing the POWER button turns off the display temporarily and
switches your device to Sleep mode . Sleep mode suspends your device to a
low power state while the display is off in order to save battery power.
Your device also automatically goes into Sleep mode when you leave the
device idle after a certain amount of time.
To specify the timeout period before your device goes into Sleep mode
1. Tap Start > Settings > System tab > Power > Advanced tab.
2.
Under
On battery power
, make sure the
Turn off device if not used
for
check box is selected.
3.
Select the battery timeout period, then tap
OK
.
You will still be able to receive messages and calls while your device is in
Sleep mode. Pressing the POWER button again or new incoming calls/
messages will wake up your device.