FOXCONN A78AX-S WORKING BIOS

BIOS .rar 549 KB Shared

Working BIOS for the Foxconn A78AX-S desktop motherboard, provided as a RAR archive of about 549 KB. The name gives no version number, only that the image is functional. Boards of this generation keep firmware on a small SPI or LPC flash chip, so check the chip marking and confirm that the image size matches its capacity before programming. Save a full read of the existing chip first, then flash with a suitable programmer and verify, which is the usual fix for a corrupted BIOS that will not post.

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.

7-ZipWinRARThe Unarchiver (macOS)

More about .rar files

Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →

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