Samsung UA49MU7350RXUM manual Troubleshooting Internet Connectivity Issues, No network cable found

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Troubleshooting Internet Connectivity Issues

If your TV won't connect to the Internet, try the solutions below.

Troubleshooting wired Internet connectivity issues

After reading the following content, troubleshoot the wired Internet connection issue. If the problem persists, contact your Internet Service Provider.

No network cable found

Make sure that the LAN cable is plugged in on both ends. If it is plugged in, make sure that the router is turned on. If the router is on, try turning it off and then on.

IP auto setting failed

1.

2.

Configure the settings in IP Settings.

Make sure that the DHCP server is enabled on the router, and then reset the router.

Unable to connect to the network

1.

2.

Check all IP Settings.

After checking the DHCP server status (must be active) on the router, remove the LAN cable, and then connect it again.

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Contents Manual Contents Smart Features TV ViewingPicture and Sound System and SupportTroubleshooting Precautions and NotesAccessibility Guidance Using the accessibility menuConnecting the Samsung Smart Remote to the TV Quick GuidesUsing Smart Hub SettingsApps SourceSearch ArtUsing Voice Interaction Running Voice InteractionFunction does not operate for all apps Requirements for using voice interaction Read Before Using Voice InteractionPrecautions for voice interaction Service Provider. Settings General Start SetupUpdating the TV’s software to the latest version Updating the TV’s SoftwareUpdating the TV automatically Getting Support Settings Support Remote ManagementWhat is Remote Support? Getting support through Remote ManagementSettings Support About This TV Finding the contact information for serviceRequesting service Settings Support Request SupportConnection Guide Source Connection GuideConnecting an Antenna Aerial You can connect an antenna cable to your TVSettings General Network Open Network Settings Try Now Connecting to the InternetConnecting to your Internet network Establishing a wired Internet connectionEstablishing a wireless Internet connection Settings General Network Open Network Settings WirelessSettings General Network Power On with Mobile Settings General Network Network Status Try NowSettings General Network Reset Network Settings General System Manager Device NameConnecting to a Network via a Mobile Dongle IP auto setting failed Troubleshooting Internet Connectivity IssuesTroubleshooting wired Internet connectivity issues No network cable foundUnable to connect to a wireless router Troubleshooting wireless Internet connectivity issuesWireless network connection failed Connected to a local network, but not to the InternetConnecting Video Devices Connecting with an Hdmi cableComponent in / AV Component in / AV Connecting through a wireless network Connecting with an Hdmi ARC cableConnecting with a digital audio optical cable Audio Input and Output ConnectionsConnecting Bluetooth Devices Connecting a ComputerConnecting through the Hdmi port ― Screen Sharing Hdmi Connecting a Mobile Device Settings General SystemChanging the input signal Switching between external devices connected to the TVSharing content through the Smart View app Managing a Mobile Device Information Editing the name and icon of an external device Edit  Add to HomeConnection Notes Using additional functionsConnection notes for Hdmi Connection notes for audio devices Connection notes for computers Connection notes for mobile devicesRemote Control and Peripherals About the Samsung Smart RemoteSamsung Smart Remote Using the Universal Remote About the Samsung Smart Remote the Frame Samsung Smart Remote Using the Universal Remote Connecting to the Samsung Smart Remote Source Universal RemoteRead before connecting an Anynet+ HDMI-CEC device Using Anynet+ HDMI-CECSettings General External Device Manager Anynet+ HDMI-CEC Set Anynet+ HDMI-CEC to OnUsing the keyboard Connecting a USB keyboardConnecting a Bluetooth keyboard Controlling the TV with a KeyboardEntering Text using the On-Screen Qwerty Keyboard Setting up the keyboardUsing additional functions Smart Features Smart HubDisplaying the Home Screen Picture ModeSound Mode Sound OutputSleep Timer NetworkLaunching Smart Hub automatically Settings General Smart Features Autorun Smart HubSettings General Smart Features Autorun Last App Launching the last used app automaticallyResetting Smart Hub Using a Samsung accountTesting Smart Hub connections Creating and managing your Samsung accountSettings General System Manager Samsung Account Sign Signing in to a Samsung accountSigning out of your Samsung account Deleting a Samsung account from the TVViewing the user agreement and privacy policy Sign Using the Apps ServiceApp Search Installing an app Installing and running an appLaunching an app  Adding apps to the Home Screen Managing purchased or installed apps Removing an app Select Add to Home Moving apps  Reinstalling an app Locking and unlocking apps  Checking the app information detailsUsing the buttons in the e-Manual Using the e-ManualUsing the Internet Launching the e-ManualPlaying pictures/video/music Samsung USB Sort By Playing media content Filter By  OptionsUsing Voice Interaction Read Before Using Voice Interaction Service Provider Settings General Start Setup Try Now Recording Programmes Recording programmesManaging the schedule recording list Viewing recorded programmesSetting up a schedule viewing for a channel Setting Up a Schedule ViewingSettings General System Manager Time Clock Set Canceling a schedule viewing Using TimeshiftSetting the Schedule Viewing Time Editing a schedule viewingGo to Live TV Edit Recording TimeRecord Stop Recording / Stop TimeshiftFavourites Using the Channel ListLive TV Channel List Channel TypeEditing registered channels Editing channelsRemoving registered channels Live TV Channel List All Edit ChannelsViewing and selecting channels on Favourites lists only Creating a Personal Favourites ListRegistering channels as favourites Select FavouritesRemoving channels from a favourites list Editing a Favourites ListAdding channels to favourites list Rearranging a favourites listScanning for available channels Changing the broadcast signalTV-Viewing Support Functions Restricting Viewing to Specific ChannelsTuning broadcast signals manually Configuring advanced broadcasting settingsSelecting the broadcasting audio option Tuning analogue channels Fine-tuning analogue broadcastsSetting satellite system Settings Broadcasting Expert Settings Fine TuneChoosing a picture mode Adjusting the Picture QualitySettings Picture Picture Mode Try Now Settings Picture Expert Settings Try Now Configuring advanced picture settingsLocal Dimming Film Mode Contrast Enhancer HDR+ ModeColour Tone Playing games on an optimised screen Setting the Viewing Environment for External DevicesUsing Hdmi black level Viewing UHD videosChanging the picture size Settings Picture Picture Size Settings Picture Size Try NowPicture Support Functions Standard CustomSettings Picture Picture Size Settings Zoom and Position Settings Picture Picture Size Settings Fit to screenAdjusting the picture size and/or position Fitting the picture to the screenConfiguring advanced sound settings Adjusting the Sound QualityChoosing a sound mode Settings Sound Sound Mode Try NowSettings Sound Sound Output Try Now Using the Sound Support FunctionsListening to the TV through Bluetooth devices Settings Sound Sound Output Speaker ListSettings Sound Wi-Fi Speaker Surround Setup Try Now Listening to the TV through a Multiroom speakerSetting the current time Setting the Time and Using the TimerUsing the timers Preventing screen burn Settings General System Manager Auto Protection TimeSettings General Eco Solution Try Now Reducing the energy consumption of the TVSettings Support Software Update Try Now Protecting the TV from Hacking and Malicious Code Using Other FunctionsRunning the accessibility functions Scanning the TV and connected storage for malicious codeWhite text on black background high contrast Enabling voice guides for the visually impairedEnlarging the font for the visually impaired Settings General Accessibility Menu Learning Screen Learning about the remote control for the visually impairedSettings General Accessibility Learn TV Remote Settings General Accessibility Multi-output AudioConfiguring advanced system settings Settings General System Manager Usage Mode Restoring the TV to the factory settingsUsing the TV as a display model for retail stores Settings Support Self Diagnosis ResetTeletext Feature Typical Teletext Troubleshooting Settings Support Remote Management Try NowSettings Support Request Support Try Now Diagnosing TV operational issuesSettings Support About This TV Try Now Settings Support Self Diagnosis Try NowTesting the picture There Is a Problem with the PictureSettings Support Self Diagnosis Start Picture Test See if Energy Saving Mode Settings General Eco Solution Settings Support Self Diagnosis Start Sound Test Testing the soundCant Hear the Sound Clearly There Is a Problem with the Broadcast My Computer Wont ConnectTV Wont Connect to the Internet Schedule Recording/Timeshift Function Isnt WorkingAnynet+ HDMI-CEC Isnt Working Anynet+ HDMI-CEC to OffARC Want to Reset the TV Have Trouble Launching/Using AppsMy File Wont Play Other Issues Use these procedures to resolve other issues that may occurHome Mode Before using the recording and schedule recording functions Before Using the Recording and Timeshift FunctionsGeneral System Manager Time Clock Set Page Before using the timeshift function Supported broadcasting audio optionsRead Before Using Apps Read Before Using the Internet 102103 Read Before Playing Photo, Video, or Music Files Limitations on use of photo, video, and music files Try NowSupported external subtitles Supported internal subtitlesSupported image formats and resolutions Supported music formats and codecsSupported video codecs SvafVideo decoders Other restrictionsAudio decoders Read After Installing the TV Picture sizes and input signalsPrecautions for wireless Internet Installing an anti-theft lockRead before setting up a wireless Internet connection Wireless security protocolsIf Hdmi UHD Color is set to Off Supported Resolutions for UHD Input SignalsIf Hdmi UHD Color is set to On Read Before Connecting a Computer Supported Resolutions Check the supported resolution for PC input signalsVesa DMT CEA-861Supported Resolutions for Video Signals Read Before Using Bluetooth Devices Restrictions on using BluetoothButtons and Functions Background Music ZoomFit to screen OptionsLicence Open Source License NoticeOrientation of the Samsung Smart Remote Using the Remote controlDescription of the Samsung Smart Remote Colour buttons Play/pause buttonUsing the accessibility menu Accessibility short cut menuStep by Step instructions to Opening the accessibility short cut menuUsing the accessibility menu Turn Voice Guide onLearn the remote Setting accessibility settings using Voice Interaction Turn High Contrast onTurning the TV on Using the TV with Voice Guide onWatching TV Changing channelChanging volume Using on-screen number entry via the Samsung Smart RemoteUsing programme information Setting up a schedule viewing for a channel Cancelling a schedule viewingAll Channels SortTo add channels to a favourites list Detail Creating a Personal Favourites ListRegistering channels as favourites Open the Channel ListDeleting channels from a favourites list Detail Viewing and selecting channels on favourites lists onlyRecording Changing the recording timeDeleting a recorded programme Live TV Schedule Manager or Recordings RecordSmart Hub 133Settings Displaying the Home Screen in the Smart HubSource Search136 137
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