Problem:

Half Black Screen (on right side)

(

Samsung lcd led plasma Repair

Found on YouTube:

Half Black Screen EASY FIX! (Samsung UN55U7300F)

Newsons Electronics

6.88K subscribers

59K views  10 months ago

https://www.youtube.com/watch?app=desktop&v=dKmY3Jk6Dwo

Reason:

Bad connections

)