What causes vertical lines on computer monitor? When the issue occurs in the Menu screen. 5.0 Closed it all up - all good for now. You can also run the picture test. Hopefully this info saves someone the headache of getting ripped off or replacing boards that do not need replacing. Sometimes the fault will manifest as two vertical white lines. Lines on computer screen can be triggered by various issues including outdated graphics card driver, defective ribbon cables, incorrect video … Click on the to find the closest Service Location to you. On my Dell Studio 1749 a vertical white line has appeared about 3 inches in from the left hand side. If the lines are also found on different channels, try changing an input. It has white vertical bands at each end and a series of thin vertical, multicolored lines on the left half of the screen. It was manufactured in March 2005. 4.0 Turned TV on - jiggling HDMI panel area and tapping no longer made the issue appear nor go away screen was clean. The intensity of the vertical lines changes with the RGB signals and very prominent on white video signal as shown below: Since the vertical lines are not in the static location and always changing with the video display so, it is unlikely the LCD panel is at fault. This may let you pretty annoyed. LG TV - Troubleshooting Horizontal or Vertical Lines (webOS) [Narrator] Lines appear on my TV screen what do I need to do. My TV ( Vizio XV471XVT ) after 6 hours the screen randomly goes white and it has vertical and horizontal lines going through it… it’s crazy because the sound is still on but screen looks white with lines also when I push on the screen it goes back to normal then 10 sec’s later then it goes right back to the white lines. The lines can be vertical lines or horizontal lines that are in blue, white or multi-colored. In the photo of the TV above a series of pixel lines failed together creating the white block on … This then creates vertical lines as pictured here. Single red vertical line on the screen of my Samsung 60 … There may be an issue with your TV. Lines on the screen (vertical/horizontal lines, bands) Image diagram of symptom Press the HOME button on the remote to display the TV menu screen. Lines can fail in a big group creating a thick line that is always present. 2 Straight vertical line on LED TV screen: how to fix white vertical lines on asony led tv screen: LG TV no picture, just vertical lines across screen: Single vertical line on sumsung led screen: 3 vertical dotted lines on Samsung LED Tv screen ..please help! Notice the line defect above is red but they can be white, green, or blue. I have a 42 inch Vizio P42hd plasma set. When you see lines on your TV screen, move on to other channels to check. It started off about 1mm wide but is gradually increasing in width and is now about 4mm wide. There is no problem on an external monitor when connected. Follow these steps to troubleshoot: Restart the TV and check if the issue is resolved. An … read more 5 If the lines stay on the screen no matter what input source you use, please call 1300 362 603 (in Australia) to speak to our Samsung Care experts. Pics below: On cold power on vertical colored lines … You can even get horizontal lines as well. Line defects can be multiple. The lines can appear thick or thin and on just one-half of the screen. If you have lines appearing on the LCD screen, then the first simple thing to check is the seating of the ribbon cable that connects the display panel to the … We can help find out whether your TV is covered by warranty, and book a technician for service.