Samsung GT-C6712 user manual Calls are being dropped, Outgoing calls are not connected

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The touch screen responds slowly or improperly

If your device has a touch screen and the touch screen is not responding properly, try the following:

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Remove any protective covers from the touch screen. Protective covers may prevent the device from recognising your inputs and are not recommended for touch screen devices.

Ensure that your hands are clean and dry when tapping the touch screen.

Restart your device to clear any temporary software bugs. Ensure that your device software is upgraded to the latest version.

If the touch screen is scratched or damaged, take it to your local Samsung Service Centre.

Calls are being dropped

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

Outgoing calls are not connected

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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 you are dialling.

Incoming calls are not connected

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Ensure that your device is turned on.

Ensure that you have accessed the right cellular network. Ensure that you have not set call barring for the incoming phone number.

Troubleshooting

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Contents GT-C6712 Using this manual Read me firstPlease keep this manual for future reference Instructional icons Represents the End keyCopyright TrademarksCopyright 2011 Samsung Electronics Contents Contents Troubleshooting Safety precautions Index Assembling UnpackAssembling Assembling Charge the battery ››Charge with the travel adapter››Charge with the PC data cable Insert a memory card optional ››Remove the memory card ››Format the memory card To turn on your device Press and hold Getting startedTurn your device on and off To turn off your device, press and hold and select YesGet to know your device ››Device layoutKeys ››Idle screenIndicator icons ››Shortcuts panel Use the touch screen Access menus Lock or unlock the touch screen and keys››Add new main menu screens ››Organise applications in Menu modeLaunch and manage applications ››Launch multiple applicationsUse widgets ››Use the task manager››Adjust the volume of the key tones Customise your device››Add new panels to the idle screen Menu mode, select Settings → Sound profiles ››Switch to the silent profile››Set up a sound profile ››Select a wallpaper for the idle screen››Lock your device ››Adjust the brightness of the displayMenu mode, select Settings → Display and light Select Phone lock››Lock your SIM or Usim card Switch SIM or Usim cardsMenu mode, select Settings → SIM cards ››Activate the SIM or Usim card››Change the names and icons of the SIM or Usim cards ››Switch the SIM or Usim card automaticallyEnter text Select ActivationDisplay Symbol Set you wantEnter a symbol Select to insert a space. IfRepeat steps 2-5 to complete your text Communication Calling››Make and answer a call ››Use options during a call Reject a call››Use additional features ››View and dial missed callsSelect → Transfer. You will be disconnected Make a fake call Select Name or Number Enter a name or number Select Fake caller imageSelect a condition Select Activate Your setting will be sent to the network LogsSelect a call type to restrict Select Activate ››View the log manager Messages››View call and message logs Calls. In Menu mode, select Logs → → Log managerMenu mode, select Messages → Compose Select Contacts ››Send a text message››Send a multimedia message Select the text input field and enter your message text→ Folder view ››View a text or multimedia message››Listen to voice mail messages Select a text or multimedia message››Send an SOS message Options››Send an email message ››View an email messageSocial Hub Entertainment Camera››Capture a photo ››Capture a photo in Smile shot mode Select → Smile shot››Capture a panoramic photo ››Record a videoSelect → Panorama Select a direction ››Play a video Change a ratio of the video screen Adjust the volumeVideo player Select to stop recording Video is saved automatically››Play music Music››Add music files to your device Hold››Create a playlist Activate Shuffle modeFM radio Select Playlists → → Create››Listen to the FM radio ››Record a song from the FM radioGames ››Save radio stations automatically››Create a contact Personal informationContacts ››Find a contact››Create your namecard Use additional features by selecting››Set a favourite number ››Create a group of contacts››Create an event → Print via BluetoothCalendar ››View eventsMenu mode, select Task Task››Create a task Tasks Select a task to view its details››Create a memo MemoVoice recorder ››View memos››Play a voice memo ››Browse web pages WebInternet ››Bookmark your favourite web pages››Use the RSS reader Select an updated feedSamsung Apps SaveCommunity websites YouTubeBluetooth ››Turn on the Bluetooth wireless featureConnectivity ››Find and pair with other Bluetooth-enabled devices → Settings → My phone’s visibility → Always on → SetTo allow other devices to locate your device, select ››Activate the Wlan feature Wi-Fi››Receive data using the Bluetooth wireless feature ››Find and connect to a WlanPC connections Setup WPSMenu mode, select Settings → Connectivity → Wi-Fi ››Connect with Samsung KiesEnsure that Windows Media Player is installed on your PC ››Synchronise with Windows Media Player››Connect as a mass storage device Tools ››Stop an alarmSelect → Auto power-up setting to turn on Clock››Use the count-down timer Calculator››Use the stopwatch ››Create a web account DictionaryMy accounts ››Delete or edit my accounts››Supported file formats My files››Change the auto sync schedule Wma››Set a sound clip as your ringtone View a file››Set an image as your wallpaper Select → Set as → Wallpaper → SetFlight mode SettingsAccess the Settings menu Menu mode, select SettingsConnectivity Sound profilesDisplay and light General Date and timeApplications Change the settings for using menus and widgetsMenu and widgets SecurityChange PIN Change the PIN used to access SIM or Usim data MemoryReset About phoneSIM applications Troubleshooting Your device displays network or service error messagesCalls are being dropped Outgoing calls are not connectedIncoming calls are not connected If using a headset, ensure that it is properly connected Device beeps and the battery icon flashesBattery does not charge properly or the device turns off Others cannot hear you speaking on a callError messages appear when launching the camera Your device is hot to the touchAnother Bluetooth device is not located Your device freezes or has fatal errorsSafety precautions Handle and dispose of batteries and chargers with careDo not use your device near other electronic devices Turn off your device where prohibitedProtect the device, batteries, and chargers from damage Do not use your device near a pacemakerTurn off your device when in an aircraft Turn off the device in potentially explosive environmentsDo not use or store your device in dusty, dirty areas Proper care and use of your mobile deviceKeep your device dry Do not store your device on slopesEnsure maximum battery and charger life Do not store your device near magnetic fieldsDo not drop your device or cause impacts to your device Do not bite or suck on the device or the battery When speaking on the deviceProtect your hearing Allow only qualified personnel to service your device When cleaning your deviceInstall mobile devices and equipment with caution Do not disassemble, modify, or repair your deviceHandle SIM cards or memory cards with care Ensure access to emergency servicesSpecific Absorption Rate SAR certification information Be sure to back up important dataCorrect disposal of this product Correct disposal of batteries in this productDisclaimer Index Brightness, display 27 calculator 67 calendarFM radio Wlan GSM Wi-Fi Mobile Phone GT-C6712 Declaration of Conformity R&TTEEnglish EU /2011. 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