Samsung BN94-12484X Main PCB Assembly
This is the brain of your television. The Main PCB Assembly (also known as the Main board, Logic board, Motherboard, or Power board) houses many of the key components of your television. These include the power supply, video processing, inputs/outputs, and more. A faulty Main PCB Assembly can cause a variety of problems with your television, so it’s important to replace it with a high-quality part like this one from Samsung.