BIOS image for a Lenovo notebook on LCFC motherboard NM-A531, stored as outimage.rar; the file name itself is a generic programmer or tool output label. LCFC NM-xxxx codes belong to Lenovo's own ODM and are printed on the PCB. The dump is used to reflash the SPI chip with a programmer when the laptop has no display or is stuck after a failed update. Extract it, confirm the image size matches your flash chip, check the NM-A531 marking, and keep your original read as a backup.</description>
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 @skclappybios. 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.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →