LENOVO_330_14IGM_EG431_EG532_FG5N2_NM_B661_REV_1_0_2018_02_28_BIOS.zip

TXTAbout LENOVO 330 14IGM EG431 EG532 FG5N2 NM-B661 REV 1 0 2018 02 28 BIOS BIOS / EC firmware

LENOVO 330 14IGM EG431 EG532 FG5N2 NM-B661 REV 1 0 2018 02 28 BIOS is a Lenovo 14IGM / EG431 / EG532 BIOS / EC firmware dump for board NM-B661 — EC firmware, tested. It is packed in a ZIP archive of 4.2 MB, board revision 1. It was first posted on 15 Feb 2025 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-B661 revision 1.

For the same board you can also find a schematic and a boardview — see all NM-B661 files.

MSGFrom the Telegram post

24- LENOVO 330 - 14IGM EG431 EG532 FG5N2 NM-B661 REV 1.0 2018-02-28 BIOS & EC OKOKOKOK TESTED OK 100%

J1Download NM-B661 BIOS / EC firmware from Telegram

R1How to download LENOVO 330 14IGM EG431 EG532 FG5N2 NM-B661 REV 1 0 2018 02 28 BIOS

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_14IGM_EG431_EG532_FG5N2_NM_B661_REV_1_0_2018_02_28_BIOS.zip to download it.
3. Open it with Built into Windows and macOS or 7-Zip (free).

If a post was deleted, try another source above or search for NM-B661. 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.

.ZIPWhat is a .zip file and how to open it?