Thinkpad X390 FT491/FX390 NM-B892 Rev 1.0
BIOS
Thinkpad X390 FT491/FX390 NM-B892
Schematic and Boardview
BIOS
Thinkpad X390 FT491/FX390 NM-B892
Schematic and Boardview
About this board
Files for the Thinkpad X390 FT491/FX390 motherboard, board number NM-B892.
The board was manufactured by LCFC for Lenovo. LCFC (Lenovo/Compal) board numbers start with NM-, so you can confirm it on the PCB silkscreen.
Files usually needed for this board
- BIOS (full SPI chip dump, .bin)
- EC / KBC firmware, if the board uses a separate EC chip
- Schematic (PDF)
- Boardview (.brd / .bdv / .cad)
Usually needed when the laptop powers on with a black screen after a BIOS update, is stuck in a boot loop, or is locked with a BIOS password.
Before flashing, always read and save the original chip. It holds the serial number, UUID, MAC address and ME data for that exact machine.
Have a tested file for NM-B892? Reply below and help the next technician. Looking for something else? Search all files in the File Finder.
Attachments
Lenovo X390 (Type 20Q0, 20Q1) FT491-FX390 NM-B892 Rev 1.0 BIOS.zip
13.3 MB · Views: 10
13.3 MB · Views: 10
NM-B892 U5502 Bios.zip
222.4 KB · Views: 8
222.4 KB · Views: 8
NM-B892 BoardView PDF.pdf
411.1 KB · Views: 10
411.1 KB · Views: 10
