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1
Press and hold down the power key until the device vibrates.
2
If your screen goes dark, briefly press the power key to activate the screen.
3
Enter your SIM card PIN when requested, then tap .
4
If your screen is locked, place a finger on the screen and swipe up or down to
unlock it.
5
Wait a while for the device to start.
Your SIM card PIN is initially supplied by your network operator, but you can change it later
from the Settings menu. To correct a mistake made while entering your SIM card PIN, tap .
To turn off the device
1
Press and hold down the power key until the options menu opens.
2
In the options menu, tap Power off.
3
Tap OK.
It may take a while for the device to shut down.
To force the device to restart
1
Press and hold down both the volume up key and the power key
for five
seconds.
2
After your device vibrates once, release the keys. The device restarts
automatically.
Locking and unlocking the screen
When your device is on and left idle for a set period of time, the screen darkens to
save battery power, and locks automatically. This lock prevents unwanted actions on
the touch screen when you are not using it.
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