Sony LT30AT User Manual
To format the memory card
1
From your Home screen, tap .
2
Find and tap Settings > Storage > Unmount SD card.
3
After you have unmounted the memory card, tap Erase SD card.
Using a headset with your phone
Use the accessories provided with your phone, or other compatible accessories, for optimal
performance.
To use a headset
1
Connect the headset to your phone.
2
To answer a call, press the call handling key.
3
To end the call, press the call handling key.
If a headset is not included with the phone, you may purchase one separately.
If you are listening to music, the music stops when you answer a call and resumes after you
end the call.
Controlling data usage
Keep track of and control the amount of data transferred to and from your phone
during a given period. For example, you can set data usage warnings and limits for
your phone to avoid additional charges. You can also limit the amount of data used
by individual applications.
Adjusting data usage settings can help you keep greater control over data usage but cannot
guarantee the prevention of additional charges.
To access data usage settings
1
From your Home screen, tap .
2
Find and tap Settings > Data usage.
To turn data traffic on or off
1
From your Home screen, tap .
2
Find and tap Settings > Data usage.
3
To turn data traffic on or off, tap the on-off switch beside Mobile data
accordingly.
You can also turn data traffic on or off by marking or unmarking the Data enabled checkbox
under Settings > More… > Mobile networks.
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