Main Board Replacement for KDL-40/46/55 — Part 1-883-753-92 / 1-883-753-93

Replacement main board (motherboard/PCB) compatible with Sony KDL-40, KDL-46 and KDL-55 series televisions. This unit fits models using part numbers 1-883-753-92 and 1-883-753-93 and serves as the primary circuit board that handles video, audio and input control functions. Ideal for repairing a TV with a faulty main board; confirm your set uses 1-883-753-92 or 1-883-753-93 before ordering.