Samsung NP300E4E laptop BIOS in a RAR archive, for motherboard BA41-02209A, reported in the name as fully working. The BA41- prefix is Samsung's own main board numbering, so compare it with the label on the PCB. Extract the image and write it to the BIOS SPI chip with a programmer to recover a board that powers on without display or has corrupted firmware. Read and keep the original chip contents first, as they hold serial and board data, and confirm that the flash capacity matches the image.
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 →