The identifiers you provided refer to the motherboard, a common "three-in-one" (power, LED driver, and logic) board used in 65-inch 4K Smart TVs like the MAGIC 65JP65UASG .
Be extremely careful when flashing firmware; ensure the panel model (e.g., HV550QUB) matches the software exactly, or you risk "bricking" the TV or causing display issues like inverted colors or upside-down images. Download HV553 3840x2160 MAGIC 65JP65UASG part01 rar
Finding a single "paper" or official PDF manual for this specific board can be difficult as they are primarily distributed to service technicians, but you can find technical data and firmware files through the following resources: Technical Specifications : TP.HV553.PC821 Resolution Support : 3840x2160 (4K UHD) The identifiers you provided refer to the motherboard,