NM-C421 EC / KBC Firmware
Part of NM-C421
NM-C421: 2 EC firmwares found in the source channels. The board is used in the Lenovo ThinkPad S3 Gen 2. Board revisions: 1.0.
EC files 2
Laptops that use NM-C421
- Lenovo ThinkPad S3 Gen 2
What these files are for
EC (embedded controller) firmware runs the keyboard controller, power sequencing, battery charging and fans. Depending on the board it lives in a separate chip (ENE KB9012, ITE IT85xx, Nuvoton NPCE) or inside the main SPI image, so check which applies before flashing.
Tools to open these files
| Format | What it is | Open with |
|---|---|---|
| .rar | RAR archive | 7-Zip or WinRAR |