These files are typically used by technicians to "flash" the TV. This is usually done by:
The string you've provided refers to , specifically for a TP.HV553.PC821 board (or similar HV553 variant). This software is used to resolve issues like the TV being "stuck at the logo," hanging, or restarting unexpectedly. Technical Specifications
: The specific display panel this software is configured to drive.
: Indicates that the full firmware is split into multiple compressed parts. You will need all parts (e.g., part01, part02) in the same folder to successfully extract the final .bin or .img file. Installation Context
Holding the power button while plugging it in to trigger the automatic update process.
Installing incorrect firmware can permanently "brick" your television. Ensure the board model and panel model match your hardware exactly before proceeding.
Copying the extracted firmware file to a FAT32-formatted USB drive.