The Sony XR-55X90CL XR-55X90L Power Supply Board is designed for Sony televisions, specifically the XR-55X90L and XR-55X90CL models. This power supply board, with part numbers 1-017-060-21 and 1-017-060-22, is compatible with Sony brand TVs and serves as a crucial component for providing power to the screen and other systems within the television. It falls under the category of TV Boards, Parts & Components, making it an essential replacement part for maintaining the functionality of Sony televisions.