BIOS

LENOVO_320_15IKB_Type_80XL,_80YE_Laptop_ideapad_4wcn41ww_Kabylake.rar

BIOS / EC firmware for Lenovo 15IKB / 80XL / 80YE · board NM-B452 · 4.9 MB · shared in 1 Telegram post.

TXTAbout LENOVO 320 15IKB Type 80XL, 80YE Laptop ideapad 4wcn41ww Kabylake BIOS / EC firmware

LENOVO 320 15IKB Type 80XL, 80YE Laptop ideapad 4wcn41ww Kabylake is a Lenovo 15IKB / 80XL / 80YE BIOS / EC firmware dump for board NM-B452 — EC firmware. It is packed in a RAR archive of 4.9 MB. It was first posted on 16 Mar 2023 and is available in 1 Telegram channel.

Write it with an SPI programmer such as CH341A, RT809H or XGecu T48 to revive a board after a failed BIOS update, fix a corrupted Intel ME region or remove a forgotten BIOS password. Read and save the original chip first, and check that your board is NM-B452.

For the same board you can also find a boardview, a schematic and board packs — see all NM-B452 files.

Type
BIOS & EC
Format
.rar · RAR archive
Size
4.9 MB
Brand
Lenovo
Board number
NM-B452
Model
15IKB, 80XL, 80YE
Notes
EC firmware
First posted
16 Mar 2023
Last posted
16 Mar 2023
Sources
1

Tags

MSGFrom the Telegram post

LENOVO 320-15IKB (Type 80XL, 80YE) Laptop (ideapad) 4wcn41ww Kabylake EG521 EG522 EZ511 EG721 NM-B452 REV:1.0 BIOS & KBC

J1Download NM-B452 BIOS / EC firmware from Telegram

R1How to download LENOVO 320 15IKB Type 80XL, 80YE Laptop ideapad 4wcn41ww Kabylake

  1. Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
  2. You don’t need to join the channel. Tap the file LENOVO_320_15IKB_Type_80XL,_80YE_Laptop_ideapad_4wcn41ww_Kabylake.rar to download it.
  3. Open it with 7-Zip (free) or WinRAR.

If a post was deleted, try another source above or search for NM-B452. Step-by-step help: downloading from Telegram.

Back up the original chip twice before writing this dump, and check that the board number and chip size match. See how to flash a BIOS chip.

.RARWhat is a .rar file and how to open it?

RAR archive. A compressed folder. It can hold a schematic, a boardview, a BIOS dump or all three.

Open with:

  • 7-Zip (free)
  • WinRAR

Tip: If the archive asks for a password, look for it in the Telegram post text.