BIOS image for the Lenovo ThinkPad P1, machine types 20MD and 20ME, labelled for the 20ME variant and carrying the BIOS version code n2euj22w. The 16 MB size suggests a full dump of a single SPI flash chip. Technicians write such images with a hardware programmer such as a CH341A or RT809H when the board no longer posts after a failed update or chip corruption. Read and save the original chip contents first, since serial number and UUID data live in it, and confirm the chip capacity matches before writing.</br>
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 @vinafix_bios. 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.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →