DELL D3020 DIH81R SFF MB 12125-1M BIOS.rar
BIOS / EC firmware for Dell D3020 / DIH81R / 12125-1M · board 12125-1 · 4.5 MB · shared in 2 Telegram posts.
TXTAbout DELL D3020 DIH81R SFF MB 12125-1M BIOS BIOS / EC firmware
DELL D3020 DIH81R SFF MB 12125-1M BIOS is a Dell D3020 / DIH81R / 12125-1M BIOS / EC firmware dump for board 12125-1. It is packed in a RAR archive of 4.5 MB. It was first posted on 5 Dec 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 12125-1.
For the same board you can also find a schematic — see all 12125-1 files.
- Type
- BIOS & EC
- Format
- .rar · RAR archive
- Size
- 4.5 MB
- Brand
- Dell
- Board number
- 12125-1
- Model
- D3020, DIH81R, 12125-1M
- First posted
- 5 Dec 2022
- Last posted
- 21 Jul 2026
- Sources
- 2
Tags
J1Download 12125-1 BIOS / EC firmware from Telegram
- Bios & Schematics @laptopbios · 21 Jul 2026Open post
- BIOS ARCHIVE | BIOS |Laptop Firmware & Tools @biosarchive · 5 Dec 2022Open post
R1How to download DELL D3020 DIH81R SFF MB 12125-1M BIOS
- Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
- You don’t need to join the channel. Tap the file DELL D3020 DIH81R SFF MB 12125-1M BIOS.rar to download it.
- Open it with 7-Zip (free) or WinRAR.
If a post was deleted, try another source above or search for 12125-1. 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.