Manuals / Samsung / Mobile Devices / Mobile Device

Samsung SM-J250FZSDXXV manual Calls are not connected, Your battery is low. Charge the battery

Models: SM-J250FZKAILO SM-J250FZKDXXV SM-J250FZSDXXV SM-J250FZDDXXV SM-J250FZSAILO SM-J250FZDAILO SM-J250FZSDKSA SM-J250FZDDKSA SM-J250FZKDKSA

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Appendix

Calls are not connected

•Ensure that you have accessed the right cellular network.

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

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

Others cannot hear you speaking on a call

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

•Ensure that the microphone is close to your mouth.

•If using an earphone, ensure that it is properly connected.

Sound echoes during a call

Adjust the volume by pressing the Volume key or move to another area.

A cellular network or the Internet is often disconnected or audio quality is poor

•Ensure that you are not blocking the device’s internal antenna.

•When you are in areas with weak signals or poor reception, you may lose reception. You may have connectivity problems due to issues with the service provider’s base station. Move to another area and try again.

•When using the device while moving, wireless network services may be disabled due to issues with the service provider’s network.

The battery icon is empty

Your battery is low. Charge the battery.

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Samsung SM-J250FZSDXXV, SM-J250FZKDKSA, SM-J250FZDDKSA Calls are not connected, Your battery is low. Charge the battery

Contents

English /2018. Rev.1.3 Table of Contents Settings Appendix Basics Read me first Instructional icons Basics Do the following when the device heats up Device overheating situations and solutionsWhen the device heats up while charging the battery When the device heats up during use Device limitations when the device overheats Keep the device updated with the latest software Device layout and functions Precautions for operating environmentPackage contents Device layout Proximity sensor Home Key Function PowerKeys Back Battery Installing the battery Replace the back cover Removing the batteryRemove the back cover Pull out the battery Charging the battery Battery charging tips and precautions Reducing the battery consumption Use only a microSIM card Installing the SIM or Usim cardSIM or Usim card Basics Removing the SIM or Usim card Single SIM models Dual SIM models Activating SIM or Usim cards Using dual SIM or Usim cards dual SIM modelsSetting preferred SIM or Usim cards Customising SIM or Usim cards Installing a memory card Memory card microSD card → SD card →UNMOUNT Removing the memory cardFormatting the memory card → SD card →Format →FORMAT Emergency mode Turning the device on and off Initial setup Basics Registering your Samsung account Samsung accountIntroduction Registering a new Samsung account Tap Samsung account → →Remove account Transferring data from your previous deviceRemoving your Samsung account Smart Switch Transferring data wirelessly via Wi-Fi Direct Transferring backup data from a computer On the computer, launch Smart Switch Restoring data Samsung CloudBacking up data Tapping Understanding the screenControlling the touchscreen Tapping and holding Swiping DraggingDouble-tapping Spreading and pinching Home screen and Apps screen Switching between Home and Apps screens Moving items Moving apps from a folder Creating foldersAdding more apps Deleting a folder Editing the Home screen Displaying all apps on the Home screen Indicator icons Icon Meaning Lock screen Changing the screen lock method Notification panel Screen capture Using quick setting buttons Launch Settings Changing the input language Entering textKeyboard layout Changing the keyboard layout Additional keyboard functions Copying and pasting Galaxy Apps Installing or uninstalling appsInstalling apps Play Store Managing apps Uninstalling apps and using app sleep modeSetting app permissions Enabling apps Make or answer voice and video calls PhoneMaking calls Making calls from the locked screen Using speed dialMaking calls from call logs or contacts list Making an international call Answering a call Receiving callsBlocking phone numbers Rejecting a call During a video call Options during callsDuring a voice call Adding a phone number to Contact Adding a phone number to Contacts from the keypad Creating a new contact ContactsAdding contacts Create new contacts or manage contacts on the device Synching contacts with your web accounts Searching for contactsImporting contacts Sharing contacts Saving and sharing profile Deleting contacts MessagesMerging duplicate contacts Sending messages Tap Viewing messagesEnter a message To send the message Blocking unwanted messages Setting the message notificationSetting a message reminder Internet Browsing webpages Changing security settings Using secret modeActivating secret mode Deactivating secret mode Reading emails Setting up email accountsSending emails Tap Send to send the mail Camera etiquette CameraLaunching Camera Using swipe gestures Switching cameras Viewing filter effects Basic shooting Taking photos or recording videos Locking the focus AF and exposure AE Auto modeThis feature is available only in Auto mode Changing shooting modes Available options Pro modePanorama Night Continuous shotHDR Rich tone Beauty face Sound & shot Using the selfie flashSports Selfie Applying beauty effects Camera settingsQuick settings Camera settings Rear Camera Gallery Searching for images Viewing images and videosViewing images Launch the Gallery app and tap Pictures Select an image Switch to the pop-up video player Viewing videos Creating stories Viewing albumsViewing stories Deleting stories Deleting an image or a video Syncing images and videos with Samsung CloudDeleting images or videos Deleting multiple images and videos Tap to open the list of recently used apps Multi windowSplit screen view Using additional options Adjusting the window size Minimising the split screen view Sharing text or images between windows Samsung Members Creating notes When you are finished composing the note, tap SaveSamsung Notes Deleting notes Tap Save to save the event CalendarCreating events Syncing events and tasks with your accounts Samsung HealthCreating tasks Starting Samsung Health Using Samsung Health Partner Apps View available partner apps and download them Together Steps Additional information Tap to finish recording Enter a file name and tap Save Voice RecorderMy Files Clock Calculator Stopwatch Scanning radio stations RadioListening to the FM radio Launch the Radio app Sharing content Using additional features Google apps Google YouTubePhotos Duo Options IntroductionConnections Mobile networks Configure your mobile network settings Wi-FiConnecting to a Wi-Fi network Select a network from the Wi-Fi networks list On the Settings screen, tap Connections →Wi-Fi Wi-Fi DirectTap Wi-Fi Direct Bluetooth Pairing with other Bluetooth devices Tap next to the device name to unpair Unpairing Bluetooth devicesSending and receiving data Tap Unpair Using the mobile hotspot Mobile Hotspot and Tethering SIM card manager dual SIM models More connection settingsCustomise settings to control other features Printing Adding printer plug-ins Sounds and vibration Notifications Display Changing the screen mode Blue light filter Optimising the full screen colour balance Adjusting the screen tone by colour valueScreen tone screen will be adjusted Tick Advanced options Screensaver Select an option Advanced features Wallpaper 104 Device maintenance Using the quick optimisation feature Battery Storage Ultra data saving MemoryDevice security Apps Lock screen and security 109 Folder Setting up Secure FolderSecure Folder Setting auto lock for Secure Folder Moving content to Secure Folder Select an account service Moving content from Secure FolderTap Edit apps, tick apps, and then tap Uninstall Adding apps Tap Back up Secure Folder data Hiding Secure FolderBacking up and restoring Secure Folder Uninstalling Secure Folder Cloud and accounts Using a Google account Backup and restoreUsing a Samsung account Google Accessibility General management → Add language Adding device languagesYou can add languages to use on your device Website supports only some languages Software updateSecurity updates information About phone Troubleshooting Appendix Forcing restart Resetting the deviceRestarting the device Your battery is low. Charge the battery Calls are not connected Charge the battery Ensure that the charger is connected properly Error messages appear when opening multimedia files Your device cannot find your current location Samsung Cloud does not work Ensure that you are connected to a network properly Copyright Trademarks