Asus X501U=4=X401U-M3 Rev 2.0

BIOS .zip 2.27 MB Shared

Compressed ZIP package for the ASUS X501U, also referencing the X401U on an M3 board at revision 2.0; the two models share a platform, which is why one file serves both. Contents are catalogued as BIOS or firmware material, so unpack it to see whether a flash image or supporting documents are included. Before programming anything, read and store the existing chip content, compare the revision silk-screened on the PCB, and make sure the image length matches the installed flash chip capacity.

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.

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

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