Using the standard tool binwalk for embedded analysis, we can identify internal offsets.
At its core, the string is not a generic driver or a piece of application software. Rather, it is a specific firmware version identifier for a family of embedded controllers. Breaking down the nomenclature: Tp.sk706s.pc822 Firmware
Cross-flashing will brick the device immediately. Even similar model numbers (e.g., sk706r) have different register maps. Using the standard tool binwalk for embedded analysis,
: Obtain the correct firmware file (often a .bin or zip file) matching your TV's model and serial number. Tp.sk706s.pc822 Firmware