LENOVO 330-14AST_Type 81D5_DG425 DG525 DG725 NM-B321 REV 1.0.rar

TXTAbout LENOVO 330-14AST Type 81D5 DG425 DG525 DG725 NM-B321 REV 1.0 BIOS / EC firmware

LENOVO 330-14AST Type 81D5 DG425 DG525 DG725 NM-B321 REV 1.0 is a Lenovo 330-14AST / 81D5 / DG425 BIOS / EC firmware dump for board NM-B321. It is packed in a RAR archive of 4.4 MB, board revision 1.0. It was first posted on 22 Sept 2023 and is available in 3 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 NM-B321 revision 1.0.

For the same board you can also find a schematic, a boardview and board packs — see all NM-B321 files.

MSGFrom the Telegram post

BIOS

J1Download NM-B321 BIOS / EC firmware from Telegram

R1How to download LENOVO 330-14AST Type 81D5 DG425 DG525 DG725 NM-B321 REV 1.0

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 LENOVO 330-14AST_Type 81D5_DG425 DG525 DG725 NM-B321 REV 1.0.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-B321. 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?