Main BIOS image of 4.00 MB for the HP 630 notebook with the Intel HM55 chipset, labelled BIG to set it apart from a companion 512 KB dump. It fits a 32 Mbit SPI flash chip and is written with a hardware programmer when the laptop has a corrupt BIOS or no display. Flash both chips with the matching pair if the fault involves the EC as well. Back up the current contents before erasing, and confirm the board is the HM55 variant.
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 @biosbigarchives. 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 →