You can often find these technical files on community-driven repair sites like Elektrotanya , where technicians share service manuals and EEPROM dumps for personal use.
To run the programming software and extract the .rar file. Download SIS231 P83 LED 28DCG220014 Backup Dump rar
Use your programmer's software to "Erase" the existing corrupt data and then "Write" the new dump file onto the chip. You can often find these technical files on