MS-14531 EC / KBC Firmware

Part of MS-14531

2 EC firmwares for MS-14531 are indexed here. The board is used in the MSI CR420 and MSI CX420. Board revisions: 1.1 and 1.2.

EC files 2

FileSizeRevAddedSource
MSI MS-14531 VER 1.1 4MB BIOS & EC
BIOSEC4 MB
4.2 MB
1.1
Get on Telegram BIOS Archive
MSI CR420 MS-14531 REV 1.2 BIOS & EC
BIOSEC
1.4 MB
1.2
Get on Telegram BIOS Archive

Laptops that use MS-14531

  • MSI CR420
  • MSI CX420

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

FormatWhat it isOpen with
.rarRAR archive7-Zip or WinRAR