To force the device to shut down
1
Press and hold down both the volume up key and the power key for 10
seconds.
2
After the notification light flashes three times, release the keys. The device
turns off automatically.
To perform a factory data reset
To avoid permanent damage to your device, do not restart your device while a reset procedure
is underway.
1
Before you start, make sure to back up any important data that is saved on the
internal memory of your device to a memory card or other non-internal
memory.
2
From your Home screen, tap .
3
Find and tap
Settings
>
Backup & reset
>
Factory data reset
.
4
To delete information, such as music and pictures, from your internal storage,
mark the relevant checkbox.
5
Tap
Reset tablet
.
6
If required, draw your screen unlock pattern, or enter your screen unlock
password or PIN to continue.
7
To confirm, tap
Erase everything
.
Your device does not revert to an earlier software version of Android™ even if you perform a
factory data reset.
If you forget your screen unlock password, PIN or pattern in step 6, you can use the device
repair feature in the PC Companion or Sony Bridge for Mac applications to erase this security
layer. By running the repair feature, you are reinstalling software for your device and you may
lose some personal data in the process.
To reinstall the device software using PC Companion
1
Make sure that PC Companion is installed on your PC.
2
Open the PC Companion application on the PC, then, under
Support Zone
,
click
Start
.
3
Under
Phone / Tablet Software Update
, click
Start
.
4
Using the micro USB cable that came with your device, connect the device to
your PC and then click
repair my phone / tablet
.
5
Follow the instructions that appear on the screen to reinstall the software and
complete the repair.
To reinstall the device software using the Sony Bridge for Mac application
1
Sony Bridge for Mac is installed on the Mac computer.
2
Open the Sony Bridge for Mac application and using the micro USB cable that
came with your device, connect the device to your Mac computer.
3
Click
Xperia™
>
Repair Xperia™ device
>
Continue
.
4
Follow the instructions that appear on the screen to reinstall the software and
complete the repair.
Using your device in wet and dusty conditions
To ensure the water resistance of your device, all covers, including the covers for the headset
jack cover, the micro USB port and the memory card slot, must be firmly closed.
Your smart device is waterproof and dust resistant in compliance with the Ingress
Protection (IP) ratings IP55 and IP58, as explained in the table below. To view more
specific IP information about your device, go to
legal/testresults/ and click on the relevant device name.
These specific IP ratings mean that your device is dust resistant and is protected
against low pressure water stream as well as against the effects of immersion for 30
minutes in fresh (non-saline) water up to 1.5 metres deep.
You can use your device:
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