Firmware for the SR-4050HD receiver, version V114, dated 10 September 2019, packed into a 4.64 MB zip archive. Another copy of V114 exists with an 11 September date, so it is worth comparing the two packages before flashing. The contents are intended for restoring a dead or unstable receiver either by USB update or by writing the serial flash memory with a programmer. Confirm the model and board inside the case, save the original chip contents, and make sure the image size fits the installed flash.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @tamirkaran_chanel. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →