What brand is your TV? I was told to move the HDMI to different ports and in each HDMI port it was still grayed out and unclickbable. The TV keeps turning itself off and on at random.. 5. If the problem you are experiencing is only on one source, it may be caused by that specific source. This is enabled through the TV’s ‘UHD Deep Colour’ feature. 1. My television for instance, Vizio’s 2017 M50-E1, only features one HDMI 2.0 port that’s capable of HDR10. She said multiple other Vizio tv owners were calling in. Screen remains black. Do a factory reset. Hold the power button on the side of the TV down for 3-5 seconds. The TV not turning on, or flashing different color screens.. 2. It does this over and over with me not touching anything. The following steps will help you diagnose whether your issue is a problem with the TV or the device broadcasting the picture. I hope you do as it will be necessary to remedy this issue if it's the cause. Vizio Smart TVs have two reset options: a soft reset and a hard reset. The TV not turning on, or flashing different color screens; The display on the TV not working; The TV turns itself off and on at random; The smart functions stop working; Fortunately, there’s an easy fix for most of these problems: a factory reset. Swap the problem tv for a good one to see if its a hardware or connection issues. If that does not do it then repeat the procedure but this time with the arrows left then right. Try viewing a program from a different source such as a DVD player or game console. Your TV may have entered a safe mode accidentally. Check cords/connections. When I turn on power the vizio logo flashes for a few seconds, then is steady, then goes off and after a few seconds starts that cycle again. Stand near the TV's power cord and on the TV's remote press first the arrow up then down and unplug the TV within 5 secs, wait 10 secs and try the TV again. Check the model# online for known issues(my tv blink was fixed by reducing the backlight). Lines appearing at random through the center of the image.. 3. Step 1: Power cycle the TV. Thank you for reaching out about your TV and it's flashing color display. Unplug the power cord from the outlet or the wall (whichever is more accessible). Well guess what. 5. My tv changing colors like a slideshow how do I get it to stop my model number ld195emx - Answered by a verified TV Technician We use cookies to give you the best possible experience on our website. I have a led vizio 700i b3 70″ I’ve been having problem with HDMI connections. The smart functions stop working.. Advised me to change a setting on the tv to turn FULL UHD Color on and that will fix it. That option on my tv was gray and unclickable. Change the remote batteries. Please contact the manufacturer of the device to further troubleshoot. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. A TV can keep flashing different colors because of a loose connection, electrical interference or a failing power supply. Power the TV off and unplug the TV, then press the power button for 5 seconds. Use another input method and/or plug. Then ditch the tv or go to more drastic methods. The TV does not work – only sound.. 4. Do you have the original remote? Won’t turn on or off, vizio logo flashing , black screen, 47” tv. To make matters even more complicated, the deep colour option is often called something different by every television manufacturer. Flickering of your TV screen is a common problem and can disrupt the viewing experience.