TCL LED TV MOTHER BOARD MODEL NUMBER 43 INCH BOARD BOARD NUMBER NT63SP TPD.NT72563.PB771 The circuit board shown in the image is a TV main board, identified by the model number TPD.NT72563.PB771 and the designation NT63SP printed on it. Board Details Type: This is a main logic board (motherboard) used in various television models, primarily from manufacturers like TCL and Semp. Model Number: TPD.NT72563.PB771. Compatibility: This specific board model is compatible with several TV models, including some variations of the TCL L32S4900S, L40S4900FS, and L43S4900FS series. Features: The board includes various ports such as HDMI, USB, and audio/video inputs. It also features a heatsink for the main processor and designated "HOT" and "COLD" areas for temperature management. Function: It is the central component responsible for processing video and audio signals, managing inputs, and controlling other TV functions.