Sony XPERIA Ace Instruction Manual page 46

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❖ Information
If the notification LED flashes in red several times or
the low battery icon is displayed when you press the
power key with the terminal powered off, the battery
level is not sufficient. Charge the terminal (P.37).
When PIN code (P.48) is set, enter the PIN code on the
PIN code entry screen (P.48).
Turning power off
Press and hold the power key for at
1
least 1 second.
[Power off].
2
Setting sleep mode
When sleep mode is set, the screen turns off
so that you can avoid an incorrect action of
the touch screen or the keys, and set the
screen lock.
Press the power key.
1
Press the power key again to exit from
sleep mode and turn on the screen.
❖ Information
When the specified time set in "Sleep" (P.178) elapses
with no operation performed, the screen will turn off
automatically and then go into sleep mode
Canceling the screen lock
The lock screen appears when you turn on
the power or press the power key to exit from
sleep mode.
On the lock screen, swipe (flick)
1
the screen.
❖ Information
On the lock screen, swipe (flick)
phone or the camera.
You can change the screen lock unlocking method
(P.185).
Once you register your fingerprint in the Fingerprint
Manager, you can use fingerprint authentication to
unlock the screen (P.186).
Before Using the Terminal
or
to use the
44

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