Boards NM-B891 2
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- t490s original biosBIOS · 32.0 MB · 3 Jul 2023BIOS bin—32.0 MB
- LENOVO T490S FT491 FX390 NM B891 REV 2 0 2019 01 28 UNLOCKED
Unlocked BIOS image for the ThinkPad T490s, board FT491 FX390 NM-B891 revision 2.0, dated 2019-01-28.
BIOS · NM-B891 · 12.4 MB · 16 Nov 2021BIOS rar12.4 MB - LENOVO T490S NM FT491 FX390 B891 FEV 2.0 ABSOLUTE ENABLE
BIOS firmware archive for the Lenovo ThinkPad T490s, labelled with the board identifiers NM FT491, FX390 and B891 at revision 2.0.
BIOS · 15.3 MB · 24 Apr 2026BIOS rar—15.3 MB - ThinkPad T490S X390 FX390 NM B891 Rev2 0 MX25L25633F 32MB BIOS
BIOS dump for the Lenovo ThinkPad T490s and X390 family (the name also lists FX390), built on board NM-B891 revision 2.0.
BIOS · NM-B891 · 16.2 MB · 17 Jan 2022BIOS zip16.2 MB