RAR archive of BIOS firmware labelled K43L with board revision 3.1, matching the K43 laptop series naming used by ASUS, although the brand is not stated in the name. At 1.69 MB compressed, the archive probably holds a complete SPI flash dump. It suits reprogramming a bricked or corrupted chip with an external programmer. Verify that the mainboard silkscreen reads K43L rev 3.1, extract the image and compare its size with the flash chip capacity, and save a read of the original chip before erasing or writing anything.
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 →