BIOS

520-15IKB (Type 81BF) Lenovo Ideapad 6JCN25WW.rar

BIOS / EC firmware for Lenovo 520-15IKB / 81BF / 6JCN25WW · 4.9 MB · shared in 1 Telegram post.

TXTAbout 520-15IKB (Type 81BF) Lenovo Ideapad 6JCN25WW BIOS / EC firmware

520-15IKB (Type 81BF) Lenovo Ideapad 6JCN25WW is a Lenovo 520-15IKB / 81BF / 6JCN25WW BIOS / EC firmware dump. It is packed in a RAR archive of 4.9 MB. It was first posted on 6 May 2021 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 520-15IKB.

Type
BIOS & EC
Format
.rar · RAR archive
Size
4.9 MB
Brand
Lenovo
Model
520-15IKB, 81BF, 6JCN25WW
First posted
6 May 2021
Last posted
6 May 2021
Sources
1

Tags

J1Download 520-15IKB BIOS / EC firmware from Telegram

R1How to download 520-15IKB (Type 81BF) Lenovo Ideapad 6JCN25WW

  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 520-15IKB (Type 81BF) Lenovo Ideapad 6JCN25WW.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 520-15IKB. 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.