BIOS

BIOS ThinkPad T550 W550S Wistron LSZ-1 13251-1.rar

BIOS / EC firmware for Lenovo T550 / W550S / LSZ-1 · board 13251-1 · 5.9 MB · shared in 1 Telegram post.

TXTAbout BIOS ThinkPad T550 W550S Wistron LSZ-1 13251-1 BIOS / EC firmware

BIOS ThinkPad T550 W550S Wistron LSZ-1 13251-1 is a Lenovo T550 / W550S / LSZ-1 BIOS / EC firmware dump for board 13251-1. It is packed in a RAR archive of 5.9 MB. It was first posted on 12 Jun 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 13251-1.

For the same board you can also find a schematic, a boardview and board packs — see all 13251-1 files.

Type
BIOS & EC
Format
.rar · RAR archive
Size
5.9 MB
Brand
Lenovo
Board number
13251-1
Model
T550, W550S, LSZ-1
First posted
12 Jun 2021
Last posted
12 Jun 2021
Sources
1

Tags

J1Download 13251-1 BIOS / EC firmware from Telegram

R1How to download BIOS ThinkPad T550 W550S Wistron LSZ-1 13251-1

  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 BIOS ThinkPad T550 W550S Wistron LSZ-1 13251-1.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 13251-1. 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.