Yesterday I shutted off the tv and it worked ok and today I turned it on and the startup screen shows, and then just horizontal line turning on and off in a bootloop. The only way to shut off the tv is by shutting the power in this mode, tv remote doesn't respond.
This is how it looks: View: https://imgur.com/a/ddHbPS8
This is how it looks: View: https://imgur.com/a/ddHbPS8