THINKPAD L470 DL470 NM-B021 Rev 1.0 Main.BIN
BIOS / EC firmware for Lenovo L470 / DL470 · board NM-B021 · 16.0 MB · shared in 1 Telegram post.
TXTAbout THINKPAD L470 DL470 NM-B021 Rev 1.0 Main BIOS / EC firmware
THINKPAD L470 DL470 NM-B021 Rev 1.0 Main is a Lenovo L470 / DL470 BIOS / EC firmware dump for board NM-B021. The BIN file is 16.0 MB, board revision 1.0. It was first posted on 30 Nov 2022 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 NM-B021 revision 1.0.
For the same board you can also find a boardview, a schematic and board packs — see all NM-B021 files.
- Type
- BIOS & EC
- Format
- .bin · BIN firmware dump
- Size
- 16.0 MB
- Brand
- Lenovo
- Board number
- NM-B021
- Model
- L470, DL470
- Revision
- 1.0
- First posted
- 30 Nov 2022
- Last posted
- 30 Nov 2022
- Sources
- 1
Tags
J1Download NM-B021 BIOS / EC firmware from Telegram
R1How to download THINKPAD L470 DL470 NM-B021 Rev 1.0 Main
- 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 THINKPAD L470 DL470 NM-B021 Rev 1.0 Main.BIN to download it.
- 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 NM-B021. 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?
BIN firmware dump. A raw copy of a flash chip (BIOS, EC or GPU VBIOS).
Open with:
- Write it with a programmer: CH341A, RT809H, XGecu T48 and similar
- Inspect it with a hex editor (HxD)
Tip: The file size must match the chip: 4 MB for 25Q32, 8 MB for 25Q64, 16 MB for 25Q128, 32 MB for 25Q256.