BIOS

4620 (JALA0 LA-4221P).rar

BIOS / EC firmware for Compal JALA0 · board LA-4221P · 813 KB · shared in 1 Telegram post.

TXTAbout 4620 (JALA0 LA-4221P) BIOS / EC firmware

4620 (JALA0 LA-4221P) is a Compal JALA0 BIOS / EC firmware dump for board LA-4221P. It is packed in a RAR archive of 813 KB. It was first posted on 11 Jul 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 LA-4221P.

For the same board you can also find a boardview, a schematic and board packs — see all LA-4221P files.

Type
BIOS & EC
Format
.rar · RAR archive
Size
813 KB
Brand
Compal
Board number
LA-4221P
Model
JALA0
First posted
11 Jul 2023
Last posted
11 Jul 2023
Sources
1

Tags

J1Download LA-4221P BIOS / EC firmware from Telegram

R1How to download 4620 (JALA0 LA-4221P)

  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 4620 (JALA0 LA-4221P).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-4221P. 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.