v1.2.0.bin

TXTAbout v1.2.0 BIOS / EC firmware

v1.2.0 is a Dell v1.2.0 BIOS / EC firmware dump for board LA-L402P. The BIN file is 64.0 MB. It was first posted on 10 Apr 2024 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-L402P.

For the same board you can also find a schematic and a boardview — see all LA-L402P files.

MSGFrom the Telegram post

XPS 15 9520 LA-L402P

J1Download LA-L402P BIOS / EC firmware from Telegram

R1How to download v1.2.0

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 v1.2.0.bin to download it.
3. Open it with Write it with a programmer: CH341A, RT809H, XGecu T48 and similar or Inspect it with a hex editor (HxD).

If a post was deleted, try another source above or search for LA-L402P. 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.

.BINWhat is a .bin file and how to open it?