Lines on Samsung TV screen

Last Update date : Oct 17. 2023
TV

Troubleshooting

1 Press the Home / Menu button on the TV remote. Check whether the lines are still visible on the menu screen?

Performing a Picture Test / Video Test

1 Press the Home button on TV remote control and then select Settings
select the settings option on the tv screen
2 Navigate to All Settings.
Choose all settings on the samsung tv screen
3 Select Support.
Select Support on the samsung tv screen
4 Navigate to and select Device Care.
device care, middle button down the bottom of screen.
5 Your device will run a quick scan. Once completed, highlight and select Self Diagnosis located at the bottom of the screen.
Self Diagnosis, middle button down the bottom of screen.
6 Scroll across and select Picture Test / Video Test. Once selected, an information screen will appear stating you are about to perform a Picture Test / Video Test. Select OK to proceed.
Picture Test, second box in from the top left.
Video test option selection on the samsung tv screen
6 In Picture Test, A test picture will now appear. If the issue is intermittent or does not always show in the picture test, it is worth booking a technician to service the TV as it may still be a connection fault.
Picture test.

Video Test - Demo video will play on the TV screen. If the issue is intermittent or does not always show in the video test, it is worth booking a technician to service the TV as it may still be a connection fault.

1 Press the Home button on your remote control and then select Menu
Select Menu
2 Navigate to Settings > All Settings
Choose Settings then All Settings
3 Select Support > Device Care
Select Support then Device Care
4 Your device will run a quick scan. Once completed, highlight and select Self Diagnosis located at the bottom of the screen.
Self Diagnosis, middle button down the bottom of screen.
5 Scroll across and select Picture Test / Video Test. Once selected, an information screen will appear stating you are about to perform a Picture Test / Video Test. Select OK to proceed.
Picture Test, second box in from the top left.
Picture Test information screen.
6 A test picture will now appear. If the issue is intermittent or does not always show in the picture test, it is worth booking a technician to service the TV as it may still be a connection fault.
Picture test.

Video Test - Demo video will play on the TV screen. If the issue is intermittent or does not always show in the video test, it is worth booking a technician to service the TV as it may still be a connection fault.

Follow the steps below to learn how to perform a Picture Test on your 2020 and 2021 model TVs 

1 Press the Home icon Home button on your Samsung remote control to bring up the Smart Hub and then select Settings cog Settings.
Samsung Smart Hub.
2 Scroll down to the Circle with a spanner inside Support tab and then select Device Care.

Note: If Device Care is greyed out, please exit the app running in the background of your TV.  

Device Care, second from the top in centre list.
3 Your device will run a quick scan. Once completed, highlight and select Self Diagnosis located at the bottom of the screen.
Self Diagnosis, middle button down the bottom of screen.
4 Scroll across and select Picture Test. Once selected, an information screen will appear stating you are about to perform a Picture Test. Select OK to proceed.
Picture Test, second box in from the top left.
Picture Test information screen.
5 A test picture will now appear. If the issue is intermittent or does not always show in the picture test, it is worth booking a technician to service the TV as it may still be a connection fault.
Picture test.

Note: To help with further diagnosis of your device, click on the link for information on running a scan using Device Care.

1 Press the Home icon Home button on your Samsung remote control to bring up the Smart Hub and then select Settings cog Settings.
Smart Hub
2 Scroll down the tabs on the left-hand side and select Cloud with a question mark in it. Support . Once you are on the Support menu, select Self Diagnosis .

Note: If Self Diagnosis is greyed out, please exit the app running in the background of your TV.  

Support Menu
3 On the Self Diagnosis page scroll down the page and select Picture Test. You will then see a pop-up box informing you that a test photo will be shown. Select OK to advance.
Self Diagnosis Menu
Picture Test prompt
4 A test picture will now appear. If the issue is intermittent or does not always show in the picture test, it is worth booking a technician to service the TV as it may still be a connection fault.
Smart TV: There are horizontal/vertical lines on the TV screen

2015 Models: Menu > Support > Self Diagnosis > Picture Test

Case 1 :- If the lines are visible on the menu screen, please get in touch with our Samsung customer care for further assistance.

Case 2 :- If the lines are not visible on the menu screen then perform the Picture Test  / Video Test.

Video Test :- This function may not be supported depending on the geographical area and model.

2 Check the input source (HDMI 1, Video, PC, etc.) and connection to see if they are properly connected. Disconnect and re-connect the video cable/HDMI to check if the issue is resolved.
3 Check the TV by connecting other Source (pen drive)

Play any multimedia file through USB. Check whether the lines are still visible on the TV screen.

Case 1 :- If Yes, please get in touch with our Samsung customer care for further assistance.

Case 2:- If lines are not visible through USB then check the connected Source.

Note : For any other assistance contact us on    WhatsApp.

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