Thinkpad P50-XEON CPU E3 Build-in-BP500 NM-A451.rar

TXTAbout Thinkpad P50-XEON CPU E3 Build-in-BP500 NM-A451 BIOS / EC firmware

Thinkpad P50-XEON CPU E3 Build-in-BP500 NM-A451 is a Lenovo P50-XEON / Build-in-BP500 BIOS / EC firmware dump for board NM-A451. It is packed in a RAR archive of 8.0 MB. It was first posted on 7 Apr 2021 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-A451.

For the same board you can also find a boardview and a schematic — see all NM-A451 files.

J1Download NM-A451 BIOS / EC firmware from Telegram

R1How to download Thinkpad P50-XEON CPU E3 Build-in-BP500 NM-A451

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 Thinkpad P50-XEON CPU E3 Build-in-BP500 NM-A451.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-A451. 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?