Archived BIOS for an A75M motherboard, version or revision 1.0, size 2.22 MB. The A75M label suggests an AMD A75 chipset board for FM1 processors, although the brand is not stated. The larger archive likely holds a dump sized for a multi-megabyte SPI chip, possibly alongside flashing tools. Program it with a CH341A or similar after backing up the original chip, and confirm the PCB is printed V1.0 and the image size equals the chip capacity 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 @Laptopdesktopbios. 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 →