BIOS

DELL_INSPIRON_15_5558_AAL10_LA_B843P_REV1_0A00_2015_01_29_WORKING.zip

BIOS / EC firmware for Dell AAL10 / 0A00 · board LA-B843P · 4.5 MB · shared in 2 Telegram posts.

TXTAbout DELL INSPIRON 15 5558 AAL10 LA-B843P REV1 0A00 2015 01 29 WORKING BIOS / EC firmware

DELL INSPIRON 15 5558 AAL10 LA-B843P REV1 0A00 2015 01 29 WORKING is a Dell AAL10 / 0A00 BIOS / EC firmware dump for board LA-B843P — tested. It is packed in a ZIP archive of 4.5 MB, board revision 1. It was first posted on 27 Nov 2022 and is available in 2 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 LA-B843P revision 1.

For the same board you can also find a schematic, a boardview and board packs — see all LA-B843P files.

Type
BIOS & EC
Format
.zip · ZIP archive
Size
4.5 MB
Brand
Dell
Board number
LA-B843P
Model
AAL10, 0A00
Revision
1
Notes
tested
First posted
27 Nov 2022
Last posted
30 Oct 2025
Sources
2

Tags

MSGFrom the Telegram post

DELL INSPIRON 15-5558 AAL10 LA-B843P REV1.0(A00) 2015-01-29 WORKING BIOS TESTED OK 100%

J1Download LA-B843P BIOS / EC firmware from Telegram

R1How to download DELL INSPIRON 15 5558 AAL10 LA-B843P REV1 0A00 2015 01 29 WORKING

  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 DELL_INSPIRON_15_5558_AAL10_LA_B843P_REV1_0A00_2015_01_29_WORKING.zip to download it.
  3. Open it with Built into Windows and macOS or 7-Zip (free).

If a post was deleted, try another source above or search for LA-B843P. 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.

.ZIPWhat is a .zip file and how to open it?

ZIP archive. A compressed folder with one or more files inside.

Open with:

  • Built into Windows and macOS
  • 7-Zip (free)