BIOS firmware archive identified only by the board label OSAMU2_CR_HPC MV_MB_V1, which reads like a motherboard project name with a V1 revision. The name gives no brand, laptop model, chip type or version, so treat it carefully and check the contents after unpacking the RAR. Dumps like this are flashed onto the SPI chip with a hardware programmer to revive a board that no longer POSTs. Compare the label printed on the PCB with this name, verify the image size against the flash chip, and keep a copy of the original data."}
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.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →