LENOVO_IDEAPAD_300_BMWC1_&_BMWC2_MB_NM_A471_REV_2_0_2015_07_10_UC2.rar

TXTAbout LENOVO IDEAPAD 300 BMWC1 & BMWC2 MB NM-A471 REV 2 0 2015 07 10 UC2 BIOS / EC firmware

LENOVO IDEAPAD 300 BMWC1 & BMWC2 MB NM-A471 REV 2 0 2015 07 10 UC2 is a Lenovo BMWC1 / BMWC2 / UC2 BIOS / EC firmware dump for board NM-A471. It is packed in a RAR archive of 3.7 MB, board revision 2. It was first posted on 26 Jan 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-A471 revision 2.

For the same board you can also find a schematic and board packs — see all NM-A471 files.

J1Download NM-A471 BIOS / EC firmware from Telegram

R1How to download LENOVO IDEAPAD 300 BMWC1 & BMWC2 MB NM-A471 REV 2 0 2015 07 10 UC2

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_IDEAPAD_300_BMWC1_&_BMWC2_MB_NM_A471_REV_2_0_2015_07_10_UC2.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-A471. 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?