A minimally named BIOS archive for the HP CQ56, associated with Quanta board DA0AX2MB6E1, 1.14 MB in RAR form. Quanta's DA0 numbering appears printed on the motherboard, and should be compared before trusting the image since other CQ56 boards exist. It is meant to be written to the SPI flash chip with a hardware programmer to revive a dead or bricked laptop. Back up the current chip contents first and confirm the image file size matches the chip.
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 →