BIOS

Lenovo B50-45 20380 ZAWBA ZAWBB LA-B291P REV 1.0 BIOS+EC.rar

BIOS / EC firmware for Lenovo B50-45 · board LA-B291P · 2.4 MB · shared in 1 Telegram post.

TXTAbout Lenovo B50-45 20380 ZAWBA ZAWBB LA-B291P REV 1.0 BIOS+EC BIOS / EC firmware

Lenovo B50-45 20380 ZAWBA ZAWBB LA-B291P REV 1.0 BIOS+EC is a Lenovo B50-45 BIOS / EC firmware dump for board LA-B291P — EC firmware. It is packed in a RAR archive of 2.4 MB, board revision 1.0. It was first posted on 23 Jun 2018 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 LA-B291P revision 1.0.

For the same board you can also find a boardview, board packs and a schematic — see all LA-B291P files.

Type
BIOS & EC
Format
.rar · RAR archive
Size
2.4 MB
Brand
Lenovo
Board number
LA-B291P
Model
B50-45
Revision
1.0
Notes
EC firmware
First posted
23 Jun 2018
Last posted
23 Jun 2018
Sources
1

Tags

MSGFrom the Telegram post

APU: AMD E1-Series E1-6010 (EM6010IUJ23JB) KBC: NPEC288NA0DX BIOS: QH64-104HIP

J1Download LA-B291P BIOS / EC firmware from Telegram

R1How to download Lenovo B50-45 20380 ZAWBA ZAWBB LA-B291P REV 1.0 BIOS+EC

  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 B50-45 20380 ZAWBA ZAWBB LA-B291P REV 1.0 BIOS+EC.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 LA-B291P. 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.