NM-B931 EC / KBC Firmware
Part of NM-B931
This page collects 3 EC firmwares for NM-B931. The board is used in the Lenovo ThinkPad L490 and Lenovo ThinkPad L590. Board revisions: 1.0.
EC files 3
FileSizeRevAddedSource
FL490 FL590 NM B931 REV 1 0 2019 03 15 BIOS & EC 32MB & 1MB WORKING
BIOSEC1 MB, 32 MBTested
14.8 MB
1.0
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Laptops that use NM-B931
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 |