Keyboard controller firmware for the Lenovo V560, 128 KB in binary form; KBC refers to the keyboard and embedded controller that handles power sequencing, charging, fan and keyboard. A corrupted KBC image can cause no power, no charge or dead keyboard symptoms. The file is written to the EC flash or to the controller itself depending on the board design, using a suitable programmer. Confirm the controller type and board version first and dump the existing contents before reprogramming.
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 →