Samsung GT-B5722 user manual Ensure that the SIM card is installed correctly

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The phone prompts you to insert the SIM card.

Ensure that the SIM card is installed correctly.

Your phone displays “No networks found” or “Network error.”

•When you are in areas with weak signals or poor reception, you may lose reception. Move to another area and try again.

•You cannot access some options without a subscription. Contact your service provider for more details.

You enter a number, but the call is not dialled.

•Ensure that you have pressed the Dial key: [ ].

•Ensure that you have accessed the right cellular network.

•Ensure that you have not set call barring for the phone number.

Another caller cannot reach you.

•Ensure that your phone is turned on.

•Ensure that you have accessed the right cellular network.

•Ensure that you have not set call barring for the phone number.

Another caller cannot hear you speaking.

•Ensure that you are not covering the built-in microphone.

•Ensure that the microphone is close to your mouth.

•If using a headset, ensure that it is properly connected.

troubleshooting

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Contents GT-B5722 Instructional icons Using this manualIii Copyright informationContents Use Java-powered games Using basic functionsTroubleshooting Keep your phone away from small children and pets Safety warningsProtect your hearing Handle and dispose of batteries and chargers with care Install mobile phones and equipment with cautionAvoid interference with pacemakers Reduce the risk of repetitive motion injuries Turn off the phone in potentially explosive environmentsDo not use the phone if the screen is cracked or broken Drive safely at all times Safety precautionsFollow all safety warnings and regulations Use only Samsung-approved accessoriesProtect batteries and chargers from damage Never use a damaged charger or batteryHandle your phone carefully and sensibly Avoid interference with other electronic devices Allow only qualified personnel to service your phoneEnsure maximum battery and charger life Important usage informationHandle SIM cards and memory cards with care Ensure access to emergency servicesSpecific Absorption Rate SAR certification information Correct disposal of this product Correct disposal of batteries in this product Disclaimer Safety and usage information Unpack Supplied accessories perform best for your phonePhone layout Rear of your phone includes the following keys and featuresKeyFunction KeypadLearn about the icons that appear on your display IconsAssembling and preparing your mobile phone Install the SIM card and batteryInsert the SIM card Charge the battery Insert a memory card optional Attach a hand strap optional Turn your phone on and off Switch to the offline profileHospitals Touch an icon to open a menu or launch an application Use the touch screenUse widgets Access menusCustomise your phone Select a wallpaper Idle mode Switch to or from the silent profileSet a phone profile Manage your SIM cards Select a skin colour Menu modeSelect a default SIM card and network Switch the SIM cards automaticallyMake a call Adjust the volumeUse basic call functions Change the names and icons of the SIM cardsSend a text or multimedia message Use the speakerphone featureSend and view messages Use the headsetEnter text Send an emailView an email Learn the basics of using the phonebook featureAdd and find contacts View text or multimedia messagesCapture photos Use basic camera functionsAdd a new contact Find a contact→ Images → My photos → a photo file View photosCapture videos View videosTo turn off the FM radio, select Listen to musicListen to the FM radio Listen to music filesBrowse web pages Learn to access and bookmark your favourite web pagesNavigate web pages using the following icons Browse the webConnect to Google Search Use the Google servicesLearn how to use various Google services Bookmark your favourite web pagesLearn about your phone’s additional calling capabilities Use advanced call functionsView and dial missed calls Call a recently dialled numberMake a multiparty call conference call Hold a call or retrieve a held callDial a second call Answer a second callCall a contact from the phonebook Call an international numberReject a call Create a group of contacts Use advanced phonebook functionsCreate your namecard Set speed dial numbersSelect Create Enter a group name and select Done Use advanced messaging functionsCreate a text template Create a multimedia templateInsert text templates in new messages Use the Bluetooth messengerCreate a message from a multimedia template Capture divided photos Capture photos by using options preset for various scenesUse advanced camera functions Capture a series of photosUse camera options Capture photos with decorative framesMetering Default nameQuality ExposureCreate a playlist Use advanced music functionsCopy music files via Samsung Kies Copy music files to a memory cardRecord songs from the FM radio Customise your music player settingsStore radio stations automatically Set up your favourite radio station list Menu mode, select Bluetooth Select Activation → On → Save Use the Bluetooth wireless featureTurn on the Bluetooth wireless feature Find and pair with other Bluetooth- enabled devicesReceive data using the Bluetooth wireless feature Send data using the Bluetooth wireless featureActivate and send an SOS message Make a fake call Activate the fake call featureIdle mode, press and hold the Volume key down Make fake callsRecord a voice memo Change the time delay before fake callsRecord and play voice memos Record a voiceLearn to edit images and apply fun effects Edit imagesApply effects to images Transform an imageInsert a visual feature Adjust an imageCrop an image Print images Use Java-powered games and applicationsCreate a synchronisation profile Synchronise dataPlay games Launch applicationsCreate a world clock Set and use alarmsSet a new alarm Create and view world clocksUse the calculator Set a countdown timerStop an alarm Deactivate an alarmCreate new tasks Use the stopwatchCreate new memos View events Manage your calendarChange the calendar view Create an eventTroubleshooting Your phone displays No networks found or Network error Ensure that the SIM card is installed correctlyPhone beeps and the battery icon flashes See tools, calculator Installing Low battery indicatorDeactivating, 57 stopping See web browserSee tools, convertor See tools, countdown timerAccessing applications, 55 launching games FindingSee tools, stopwatch Call volume Key tone volumeAdvanced capturing, 42 capturing, 31 viewing See FM radioSetting dual display Declaration of Conformity R&TTE English EU /2009. 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