Samsung SM-G310HZWNDBT Troubleshooting, Your device displays network or service error messages

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Troubleshooting

Before contacting a Samsung Service Centre, please attempt the following solutions. Some situations may not apply to your device.

When you turn on your device or while you are using the device, it prompts you to enter one of the following codes:

•Password: When the device lock feature is enabled, you must enter the password you set for the device.

•PIN: When using the device for the first time or when the PIN requirement is enabled, you must enter the PIN supplied with the SIM or USIM card. You can disable this feature by using the Lock SIM card menu.

•PUK: Your SIM or USIM card is blocked, usually as a result of entering your PIN incorrectly several times. You must enter the PUK supplied by your service provider.

•PIN2: When you access a menu requiring the PIN2, you must enter the PIN2 supplied with the SIM or USIM card. For details, contact your service provider.

Your device displays network or service error messages

•When you are in areas with weak signals or poor reception, you may lose reception. Move to another area and try again. While moving, error messages may appear repeatedly.

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

Your device does not turn on

•When the battery is completely discharged, your device will not turn on. Charge the battery completely before turning on the device.

•The battery may not be inserted properly. Insert the battery again.

•Wipe both gold-coloured contacts and insert the battery again.

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Contents SM-G310HN About this manual Instructional icons Copyright About this manualTrademarks Table of Contents Travel & local Getting started Device layoutButtons Package contents Installing the SIM or Usim card and battery Insert the battery Replace the back cover Removing the SIM or Usim card and battery Charging the battery Charging with the chargerChecking the battery charge status Reducing the battery consumption Inserting a memory card→Settings →Storage →Unmount SD card Removing the memory cardTurning the device on and off Formatting the memory cardHolding the device Adjusting the volumeSwitching to silent mode Locking and unlocking the deviceIcon Meaning Indicator iconsBasics Tapping Using the touch screenFinger gestures Double-tapping Tapping and holdingDragging Flicking PinchingRotating the screen Notifications Organising with folders Home screenRearranging items Rearranging panelsMoving a panel Setting wallpaperUsing widgets Removing a panelApplications screen Installing applicationsUninstalling applications Rearranging applicationsOpening from recently-used applications Using applicationsOpening an application Closing an applicationChanging the keyboard type Using the Samsung keyboardEntering text Changing the keyboard layoutEntering text by voice Connecting to a Wi-Fi networkTurning Wi-Fi on and off Copying and pastingAdding Wi-Fi networks Setting up accountsJoining Wi-Fi networks Forgetting Wi-Fi networksTransferring files Connecting with Samsung KiesConnecting with Windows Media Player Removing accountsSecuring the device Connecting as a media deviceSetting a pattern Device MTPUpgrading the device Setting a PINSetting a password Unlocking the deviceRestricting children’s access to applications Setting up parental controlsSetting a time limit Upgrading over the airMaking calls CommunicationPhone During a call Finding contactsMaking an international call Viewing call logs Adding contactsSending a message Fixed dialling numberReceiving calls Making a video call Video callsListening to a voice message During a video callContacts Managing contactsSearching for contacts Adding contacts to the Top 3 listFavourite contacts Displaying contactsImporting and exporting contacts Importing contactsContact groups Business cardSending scheduled messages MessagesSending messages Adding contacts to the Top 3 list Setting up email accountsViewing incoming messages Reading messages Google Mail Hangouts LabelsGoogle+ PhotosChatON Web & network ChromeSending and receiving data BluetoothPairing with other Bluetooth devices Sending data via Android Beam Making a purchase with the NFC featureReading information from an NFC tag Beam Launching Camera on the locked screen MediaCamera Camera etiquetteTaking a photo Shooting modeTaking photos Applying filter effects Panoramic photosAdding clip art automatically to photos Tap →PanoramaTaking a video Recording modeTaking videos Share shot Configuring settings for CameraZooming in and out Media Playing videos GalleryViewing images Editing imagesDeleting images Setting as wallpaperModifying images Sharing imagesVideo Select a video to playSharing videos YouTubeDeleting videos Watching videosRadio Listening to the FM radioScanning radio stations Adding stations to the favourites listApplication & media stores Play StoreSamsung Apps Kids StorePlay Newsstand Play MusicPlay Games Composing memos UtilitiesMemo Browsing memosPlanner Sharing events or tasks DriveClock World clock AlarmTimer StopwatchRecording voice memos CalculatorVoice Recorder Playing voice memos Searching for contentGoogle Managing voice memosGoogle Now Voice SearchMy files Viewing filesAdding shortcuts to folders Searching for a fileViewing storage information Adding FTP server shortcuts to the device DownloadsGlympse Sending location information Using shortcuts to send location informationNorton Family Requesting location information from othersMonitoring children’s activity Setting up Norton FamilyChanging your child’s permission settings Searching for locations Travel & localMaps Getting directions for a destinationWi-Fi SettingsAbout Settings Setting Wi-Fi sleep policyWi-Fi Direct Tethering and Wi-Fi hotspotSetting Network notification Data usage Flight modeDefault messaging app More networksLock screen Mobile networksRingtones SoundDisplay WallpaperAnswering/ending calls Additional settingsCall Ringtones and keypad tones BatteryStorage Security Location servicesApplication manager Language Set up SIM card lockLanguage and input Default Samsung keyboardText-to-speech options Google voice typingVoice search Pointer speedDate and time Backup and resetAdd account Accessibility Parental ControlText-to-speech options About phone Google SettingsPrinting Troubleshooting Your device displays network or service error messagesTouch screen responds slowly or improperly Sound echoes during a call Your device is hot to the touch Another Bluetooth device is not located Data stored on the device has been lost English EU /2014. Rev.1.2

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