LENOVO_ThinkPad_L14_type_20U1,_20U2_NM_C631_32MB_TESTED_JD_BIOS.rar

TXTAbout LENOVO ThinkPad L14 type 20U1, 20U2 NM-C631 32MB TESTED JD BIOS BIOS / EC firmware

LENOVO ThinkPad L14 type 20U1, 20U2 NM-C631 32MB TESTED JD BIOS is a Lenovo L14 / 20U1 / 20U2 BIOS / EC firmware dump for board NM-C631 (32 MB) — tested. It is packed in a RAR archive of 11.5 MB. It was first posted on 10 Apr 2025 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-C631.

For the same board you can also find a boardview, board packs and a schematic — see all NM-C631 files.

J1Download NM-C631 BIOS / EC firmware from Telegram

R1How to download LENOVO ThinkPad L14 type 20U1, 20U2 NM-C631 32MB TESTED JD BIOS

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 LENOVO_ThinkPad_L14_type_20U1,_20U2_NM_C631_32MB_TESTED_JD_BIOS.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 NM-C631. 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?