Sony LT30p manual Mobile network settings, Data roaming

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To set a data usage limit

1Make sure that data traffic is turned on.

2Drag the status bar downwards, then tap .

3Find and tap Data usage.

4Mark the Set mobile data limit checkbox if it is not marked, then tap OK.

5To set the data usage limit, drag the corresponding line to the desired value.

Once your data usage reaches the set limit, data traffic on your device will be turned off automatically.

To control the data usage of individual applications

1Drag the status bar downwards, then tap .

2Find and tap Data usage.

3Find and tap the desired application.

4Mark the Restrict background data checkbox.

5To access more specific settings for the application (if available), tap View app settings and make the desired changes.

The performance of individual applications may be affected if you change the related data usage settings.

To view data transferred via Wi-Fi®

1From your Home screen, tap .

2Find and tap Settings > Data usage.

3Tap , then mark the Show Wi-Fi usage checkbox if it is not marked.

4Tap the Wi-Fi tab.

Mobile network settings

Your device automatically switches between mobile networks depending on what mobile networks are available in different areas. You can also manually set your device to use a particular mobile network mode, for example, WCDMA or GSM.

To select a network mode

1From your Home screen, tap .

2Find and tap Settings > More… > Mobile networks.

3Tap Network Mode.

4Select a network mode.

To select another network manually

1From the Home screen, tap .

2Find and tap Settings > More… > Mobile networks > Service providers.

3Tap Search mode > Manual.

4Select a network.

If you select a network manually, your device will not search for other networks, even if you move out of range of the manually selected network.

To activate automatic network selection

1Drag the status bar downwards, then tap .

2Find and tap More… > Mobile networks > Service providers.

3Tap Search mode > Automatic.

Data roaming

Some network operators allow you to send and receive mobile data when you are roaming outside of your home network. It's recommended to check the relevant data transmission rates in advance.

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Contents Xperia T Contents Messaging and chat Browsing the web Video Unlimited serviceLocation services and sources 103 Using GPS Google Maps 104 Calendar 105 Alarm clock Support and maintenance 108Xperia T User guide Phone overview Getting startedAbout this User guide Android what and why?Page To turn on the device AssemblyTurning the device on and off To insert the memory card and the micro SIM cardTo force the device to restart Locking and unlocking the screenTo turn off the device Google account Setup guideAccounts and services Facebook account Microsoft Exchange ActiveSync accountMarking options Using the keysUsing the touchscreen Getting to know your deviceTo scroll ScrollingTo zoom To flick BatteryCharging the battery SensorsTo charge your device Battery notification light statusImproving battery performance To check the battery levelEstimating the standby time of your device Using Stamina modeHome screen Using Low battery modeLock screen Rearranging your Home screen WidgetsChanging the background of your Home screen Customisation optionsOpening and closing applications Accessing and using applicationsTaking a screenshot Application screenRecently used applications window Using small appsRearranging your Application screen Status and notificationsApplication menu To dismiss a notification from the Notification panel Checking notifications and ongoing activitiesTo open the Notification panel Customising quick settings from the Notification panel Accessing settingsSetting your device from the Notification panel On-screen keyboard Phonepad Entering text using voice inputApplication bar Editing textPersonalising the Xperia keyboard Customising your device Adjusting the volumeAdjusting the sound settings Date and time Ringtone settingsMemory Screen settingsLanguage settings Airplane mode Formatting the memory card Formatting the internal storage Memory card Safely removing the memory cardAccess Point Names APNs Using a headsetInternet and messaging settings Usage info Controlling data usageData roaming Mobile network settingsTo activate data roaming To download an application from Google Play Downloading applicationsDownloading applications from Google Play Downloading applications from other sourcesTo make a call by dialling To make a call using smart dialCalling Making callsRejecting a call with a message Receiving callsShowing or hiding your phone number Ongoing calls Using the call logMultiple calls Forwarding callsRestricting calls Voicemail Conference callsTo make an emergency call while the SIM card is locked Emergency callsTo make an emergency call Transferring contacts Transferring contacts using a computerTransferring contacts using an online account ContactsTo search for a contact To import contacts using Bluetooth technologySearching and viewing contacts To import contacts from a SIM cardAdding and editing contacts Avoiding duplicate entries in the Contacts application Favourites and groupsSending contact information To export all contacts to a memory card Backing up contactsTo link contacts To separate linked contactsTo read a received message Messaging and chatReading and sending messages To create and send a messageOrganising your messages Instant messaging and video chat Messaging settingsCalling from a message To learn more about Hangouts To start an instant message or a video callTo reply to a chat message or join a video call Sending and receiving email messages Setting up emailTo set up an email account To set an email account as your default accountEmail preview pane Organising your email messages To change the inbox check frequency Email account settingsGmail To remove an email account from your deviceListening to music MusicTransferring music to your device To find song-related information online To adjust the audio volumeWalkman home screen To play a songPlaylists Sharing music on Facebook Sharing musicRecognising music with TrackID Enhancing the soundVisualiser To buy a track recognised by the TrackID application To identify music using TrackID technologyTo view TrackID charts To view TrackID charts from another regionTo get started with Music Unlimited Music Unlimited online serviceTo move between radio channels FM radioListening to the radio To listen to the FM radioFavourite radio channels Sound settingsTaking photos and recording videos CameraFace detection Using Smile Shutter to capture smiling facesQuick launch General camera settingsCapturing mode settings overview Adding the geographical position to your photosStill camera settings Smile Shutter Self-timerFocus mode Flash MeteringImage stabiliser PreviewTo adjust the video camera settings Video camera settingsVideo camera settings overview Video resolution Microphone Viewing photos and videos AlbumSharing and managing photos and videos Analysing photos with faces in Album Editing photos with the Photo editor applicationTo apply special effects to a photo To improve a photo using advanced settingsTo adjust the light settings for a photo Photo albumsTo Like a photo or video on Facebook To view photos from online services in AlbumTo view and add comments to online album content Viewing your photos on a mapTo change the geotag of a photo To add a geotag to a photoTo view geotagged photos on a map To view geotagged photos on a globeTo play a video on an external device MoviesWatching videos in the Movies application To play a video in MoviesManaging video content Transferring video content to your deviceTo get started with Video Unlimited Video Unlimited serviceVideo Unlimited To browse with Google Chrome Web browserBrowsing the web Connectivity Connecting to wireless networksBefore using Wi-Fi Sharing your mobile data connection Advanced Wi-Fi settings Wi-Fi network statusWi-Fi sleep policy Wi-Fi DirectTo rename or secure your portable hotspot To share your data connection using a USB cableTo use your device as a portable Wi-Fi hotspot Virtual private networks VPNsPlaying files from Dlna Certified devices on your device Sharing content with Dlna Certified devicesTo stop sharing files with other Dlna Certified devices To set access permissions for a pending deviceTo change the access level of a registered device Playing files on a Digital Media Renderer deviceTo turn on the NFC function To view photos or videos from your device on a DMR deviceTo play a music track from your device on a DMR device NFC detection area To share a contact with another device using NFCTo share a music file with another device using NFC Scanning NFC tags Bluetooth wireless technologyConnecting to an NFC compatible device To give your device a name Pairing with another Bluetooth deviceTo pair your device with another Bluetooth device Naming your deviceSending and receiving items using Bluetooth technology Transferring files using Media transfer mode via Wi-Fi Connecting your device to a computerTransferring and handling content using a USB cable To remove from the paired host MR2 PC CompanionTo disconnect from connected device MR2 Sony Bridge for Mac Media GoScreen mirroring Connecting your device to a TV set using a cableTo transfer content using Sony Bridge for Mac To view help about using the TV remote controlNeoReader application menu overview Scanning barcodes with the NeoReader applicationSmart Connect About scanning with the NeoReader applicationManaging devices Synchronising with Microsoft Exchange ActiveSync Synchronising with Google servicesSynchronising data on your device About synchronising data on your deviceSynchronising with Facebook 102 Getting the best performance Location services and sourcesUsing GPS Maps and locationsTo learn more about Google Maps Google MapsViewing your friends’ locations with Google Latitude To use Google MapsCalendar Calendar and alarm clockAlarm clock About the alarm clockTo activate an existing alarm To set a new alarmTo edit an existing alarm To deactivate an alarmTo turn off an alarm when it sounds To activate the vibrate function for an alarmTo set alarms to sound when the device is in silent mode To snooze an alarm when it soundsUpdating your device Support and maintenanceUpdating your device wirelessly Updating your device using a USB cable connectionPreparing to use the Backup and restore application Backup and restore applicationTypes of content you can back up Managing backup records Resetting your device111 Locking and protecting your deviceImei number To view your Imei numberSetting a screen lock Finding your device 114 To access the Support applicationSupport application Recycling your device115 ReferenceStatus and notification icons overview Status icons116 Application overviewNotification icons 117 Legal information Limitations to services and featuresImportant information Important information leaflet119