BIOS dump for the Compaq Presario CQ50 laptop from HP, supplied as a 2 MB raw binary. The name carries no motherboard number, revision or version, so the exact board variant is unknown and should be confirmed against the PCB before use. A 2 MB image corresponds to a 16 Mbit SPI flash chip, and a file that does not match the chip capacity will not program correctly. Technicians use such dumps to recover boards with corrupted firmware via a programmer, ideally after saving the original chip contents as a backup.
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 @laptop_bios_schematic. 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 →