KBC firmware, the keyboard controller or embedded controller code, for Quanta board DA0SW9MB6E0 revision E, a companion to the main BIOS dump of the same board. The 512 KB size points to a small dedicated EC flash rather than the main BIOS chip. A corrupted EC image commonly causes no power-on, dead keyboard or charging faults. Identify which chip on the board actually holds the EC code, dump it first, and flash this image only onto a matching revision E board with a chip of the same capacity.
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 @bios_laptop. 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 →