You may need to visit the Sony website and download the latest firmware to make the board work with your televison

NEW pulled from a NEW TV WITH A CRACKED SCREEN

This Main Board is compatible with Sony XBR-75X850C and is a unit type item. It is a necessary component for the proper functioning of your Sony XBR TV. This Main Board is also compatible with Sony XBR-55X850C and XBR-65X850C models. The unit quantity for this item is one.