Hi my name is Eric,
I hope I can help you with your issue ,
Most likely your colorwheel is bad,
second possibility is the digital board.
Both are for a technician to install, you could do more damage poking around inside the TV.
If I have helped you with your issue please click accept.
If you have more questions you can still respond until this post expires,
I will reply asap
Thanks
Eric I’m happy to help further over the phone at
https://www.6ya.com/expert/eric_ab7c09ec01841771