Firmware archive for the ASUS A42J in its Core i3 configuration, RAR format and about 1.60 MB. No board revision or BIOS version is listed, so open the archive first to identify the image. The CPU tag suggests the dump came from an i3 machine, and boards from different CPU or GPU builds may not take the same image. Flash it to the SPI chip with a programmer when the laptop has corrupted firmware. Confirm the image size matches the chip and save the original read before erasing.
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 @biosbigarchives. 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 →