BIOS for the Z77A-G43 GAMING desktop motherboard, a model name used by MSI on the Intel Z77 chipset, though the file itself does not name the brand. The RAR is 5.13 MB, and no version or test status is stated. Use it to restore a board whose SPI flash is corrupted after a failed update, writing the image with an external programmer. Save the existing chip contents first, and check that the dump size matches the flash capacity on the board.
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 →