Lenovo_IdeaPad_110_15AST_CG512_NM_B112_Rev_1_0_AMD_A9_9400_AM9400AKN23AC.7z

TXTAbout Lenovo IdeaPad 110 15AST CG512 NM-B112 Rev 1 0 AMD A9 9400 AM9400AKN23AC BIOS / EC firmware

Lenovo IdeaPad 110 15AST CG512 NM-B112 Rev 1 0 AMD A9 9400 AM9400AKN23AC is a Lenovo 15AST / CG512 / AM9400AKN23AC BIOS / EC firmware dump for board NM-B112 — tested. It is packed in a 7Z archive of 4.0 MB, board revision 1. It was first posted on 20 Mar 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-B112 revision 1.

For the same board you can also find a schematic and board packs — see all NM-B112 files.

MSGFrom the Telegram post

OOOKKKK TESTED OK 100%

J1Download NM-B112 BIOS / EC firmware from Telegram

R1How to download Lenovo IdeaPad 110 15AST CG512 NM-B112 Rev 1 0 AMD A9 9400 AM9400AKN23AC

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_110_15AST_CG512_NM_B112_Rev_1_0_AMD_A9_9400_AM9400AKN23AC.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-B112. 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?