LENOVO_THINKPAD_L450_AIVLL_NM_A351_REV_1_0_2014_11_10_SR23Y_4MB.7z

TXTAbout LENOVO THINKPAD L450 AIVLL NM-A351 REV 1 0 2014 11 10 SR23Y 4MB BIOS / EC firmware

LENOVO THINKPAD L450 AIVLL NM-A351 REV 1 0 2014 11 10 SR23Y 4MB is a Lenovo L450 / SR23Y BIOS / EC firmware dump for board NM-A351 (4 MB) — tested. It is packed in a 7Z archive of 8.4 MB, board revision 1. It was first posted on 17 Apr 2023 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 NM-A351 revision 1.

For the same board you can also find a schematic and board packs — see all NM-A351 files.

MSGFrom the Telegram post

LENOVO THINKPAD L450 L460 AIVLL NM-A351 REV 1.0 2014-11-10 SR23Y 4MB & 8MB WORKING BIOS 100% TESTED OK 100%

J1Download NM-A351 BIOS / EC firmware from Telegram

R1How to download LENOVO THINKPAD L450 AIVLL NM-A351 REV 1 0 2014 11 10 SR23Y 4MB

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_L450_AIVLL_NM_A351_REV_1_0_2014_11_10_SR23Y_4MB.7z to download it.
3. Open it with 7-Zip (free) or NanaZip.

If a post was deleted, try another source above or search for NM-A351. 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.

.7ZWhat is a .7z file and how to open it?