Sony 1-474-385-11 G7 Power Supply for KDL-55HX850 Part Number: 1-474-385-11 Part Type: G7 Board / Power Supply Unit Board Number: 1-886-218-11 Part Type: Power Supply Important: Part number can be found on the sticker. Known Models: Sony KDL-55HX850 Manufacturer Part Number 1: Sony 1-474-385-11