Firmware dump of 4 MB labelled for an OPENBOX device based on an MSD7T01 board, with R836 and D.168 tokens and an OK mark that suggests a tested working image. MSD7 points to an MStar decoder chipset family used in satellite receivers and DVB devices. The size corresponds to a 32 Mbit SPI flash. It is used to recover a unit stuck on boot by programming the flash chip directly. Check the board marking and tuner version match, and always back up the original chip before writing.
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 @hashmielecom. Enginerys does not host this file.
How to open a .bin file
A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →