BIOS

ACER_Extensa 2508-C0SH.rar

BIOS / EC firmware for Acer 2508-C0SH · board 14222-1 · 2.8 MB · shared in 3 Telegram posts.

Download in Telegram Similar files

TXTAbout ACER Extensa 2508-C0SH BIOS / EC firmware

ACER Extensa 2508-C0SH is an Acer 2508-C0SH BIOS / EC firmware dump for board 14222-1. It is packed in a RAR archive of 2.8 MB. It was first posted on 21 May 2018 and is available in 3 Telegram channels.

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 14222-1.

For the same board you can also find a boardview, a schematic and board packs — see all 14222-1 files.

Type
BIOS & EC
Format
.rar · RAR archive
Size
2.8 MB
Brand
Acer
Board number
14222-1
Model
2508-C0SH
First posted
21 May 2018
Last posted
23 Apr 2022
Sources
3

Tags

14222-1 BIOS14222-1 BIOS binAcer 14222-1Acer 2508-C0SH BIOSAcer 2508-C0SH motherboardAcer 2508-C0SH BIOS dumpBIOS bin fileSPI flash dumpAcer laptop BIOS binBIOS free download

MSGFrom the Telegram post

ACER Extensa 2508-C0SH main EA53-BM/EG52-BM MB 14222-1 448.03708.0011

J1Download 14222-1 BIOS / EC firmware from Telegram

R1How to download ACER Extensa 2508-C0SH

  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 ACER_Extensa 2508-C0SH.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 14222-1. 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.