BIOS dump for a G31MX / 46GMX series desktop motherboard, packed as a 447 KB RAR archive. The name identifies the flash chip as a Macronix MX25L4005A, a 4 Mbit (512 KB) SPI part, and marks the image as OK, meaning it was reported working. Technicians use such a dump to revive a board that fails to post after a corrupted update, writing it with a programmer such as a CH341A. Read and save the original chip contents first, and confirm the image size matches the 512 KB capacity before flashing.
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 @biosarchive. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →