X550LNAS305 Clear ME

BIOS .bin 8.00 MB Shared

Raw 8 MB BIOS image for an ASUS X550LN series board, with the name carrying the firmware version 305 and stating that the Management Engine region has been cleaned. A clean ME lets the Intel engine reinitialise on first boot, which helps avoid problems after a reflash. Because it is a plain bin file, it can be written directly to a 64 Mbit SPI chip with a programmer such as a CH341A. Keep a backup of the original chip so serial and LAN data can be restored, and confirm the board model first.

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 .bin file

A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.

CH341A + NeoProgrammer / AsProgrammerflashromRT809F / RT809HTL866II / T48UEFITool (to inspect)HxD (hex editor)

More about .bin files

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

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