BIOS firmware for an IPM31 motherboard, version 1.0.3, a build without the Intel logo on screen, according to the Portuguese words sem logomarca. It targets an MX25L4005 flash chip in DIP8 package, a 4 Mbit or 512 KB part, which matches the 468 KB RAR. A DIP8 chip can be pulled from its socket and written with a common programmer such as the CH341A. Save the original contents first, and check the board model and chip marking 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 @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 →