BIOS Asus E402SA rev 2.1

BIOS .rar 3.48 MB Shared

BIOS dump for the ASUS E402SA notebook motherboard, revision 2.1, provided as a 3.48 MB RAR archive. A technician would program this image into the SPI flash chip when the laptop powers on without display or loops after a failed update. The name does not state whether the ME region was cleaned or whether serial data is included, so expect to restore system identifiers manually if needed. Read and save the original chip first, confirm the board revision, and check that the image size matches the flash 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.

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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