Turning The Device On And Off; Screen Lock - Sony Xperia M dual User Manual

To attach the back cover
1 Place the back cover over the back of the device.
2 Press down the sides of the cover until you hear clicking noises.

Turning the device on and off

To turn on the device
1
Press and hold down the power key
2 If your screen goes dark, briefly press the power key
3 To unlock the screen, swipe up or down on the screen.
4 Enter your SIM card PIN when requested, then select OK.
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
2
In the options menu, tap Power off.
3 Tap OK.
It may take a while for the device to shut down.

Screen lock

When your device is on and left idle for a set period of time, the screen darkens to
save battery power, and locks automatically. The screen lock prevents unwanted
actions on the touchscreen when you are not using it.
To activate the screen
• Briefly press the power key
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until the device vibrates.
until the options menu opens.
.
10
to activate the screen.
.