Raw BIOS binary for the HP Compaq Presario CQ40, tagged with the 532TU configuration, 1.00 MB in size. In HP naming, the TU suffix usually marks an Intel-based build with integrated graphics, so check the board configuration first. A 1 MB image fits an 8 Mbit SPI chip. Use a programmer such as a CH341A to read and save the existing contents, then write and verify this dump. Compare the motherboard number on the PCB if a known-good reference is available.
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 .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 →