bios Lenovo 2-14 20404

BIOS .rar 3.18 MB Shared

Lenovo BIOS image with very little identifying information, only the tokens 2-14 and 20404, which may hint at a model or version but cannot be confirmed. Packed as a 3.18 MB RAR, the content should be inspected before use to confirm the target board and the image size against the flash chip capacity. Such dumps are written with an SPI programmer to recover machines that will not start after a failed update. Always read and keep the original chip contents and match the board number on the PCB 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 .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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