The file is a piece of firmware used to repair or update smart LED TV mainboards with the TP.MS608.PB831 chipset. This specific file likely contains the second part of a split compressed archive, meaning you will need "part 1" as well to successfully extract the software. The Repairman's Story
: Some versions of this board require the extracted file to be renamed to MstarUpgrade_SOS.bin to trigger the auto-update. Download MS608 PB831 1366x768 China part2 rar
If you are performing this repair yourself, follow these general steps: The file is a piece of firmware used
: If the picture is upside down after the update, enter the service menu by pressing Input + 1147 on the remote and look for the "Mirror" setting. If you are performing this repair yourself, follow
: Ensure you have all parts (Part 1, Part 2, etc.) in the same folder before extracting.
Resources like Kazmi Elecom or Elektrotanya are common places where technicians share these files.