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- NM-D491 REV1.0Boardview · NM-D491 · 20.1 MB · 6 May 2025Boardview tvw20.1 MB
- NM-D491 REV0.4Boardview · NM-D491 · 8.08 MB · 6 May 2025Boardview tvw8.08 MB
- nm-d491 rev 2.0 bkup mosaBIOS · NM-D491 · 32.0 MB · 3 Oct 2026BIOS bin32.0 MB
- LENOVO NM-D491 REV1.0 BOARDVIEW (PK)Boardview · NM-D491 · 2.13 MB · 2 Jan 2026Boardview rar2.13 MB
- P15 Gen 2 20YQ 20YR NM-D491Archive · NM-D491 · 22.9 MB · 11 Nov 2025Archive rar22.9 MB
- nm-d491 rev 2.0 bkup mosa CLSBIOS · NM-D491 · 13.8 MB · 3 Oct 2026BIOS zip13.8 MB
- HP550-HP750 NM-D491 REV0.4 BDV(PK)Boardview · NM-D491 · 1.42 MB · 2 Jan 2026Boardview rar1.42 MB
- NM-D491 REV1.0Boardview · NM-D491 · 8.85 MB · 13 Dec 2023Boardview zip8.85 MB
- NM-D491 REV0.4Boardview · NM-D491 · 2.87 MB · 13 Dec 2023Boardview zip2.87 MB
- nm-d491-P15 Gen 2BIOS · NM-D491 · 13.0 MB · 3 Oct 2026BIOS 7z13.0 MB
- LENOVO ThinkPad P15 Gen 2 - NM-D491 BIOS READBIOS · NM-D491 · 32.0 MB · 5 May 2025BIOS bin32.0 MB
- LENOVO P17 GEN 2 NM-D491 BIOS 20230131 193354 SVOD3BIOS · NM-D491 · 12.6 MB · 13 Dec 2023BIOS rar12.6 MB
- LENOVO ThinkPad P15 Gen 2 NM D491 BIOS READ telegram BIOS RepairBIOS · NM-D491 · 12.5 MB · 24 Sept 2025BIOS zip12.5 MB
- LENOVO P17 GEN 2 NM D491 BIOS 20230131 193354 SVOD3 telegram BIOSBIOS · NM-D491 · 14.4 MB · 24 Sept 2025BIOS zip14.4 MB
- HP550 HP750 NM D491 REV 2 0 U2001 telegram BIOS Repair 2025 09 16BIOS · NM-D491 · 27.2 MB · 23 Sept 2025BIOS zip27.2 MB
- LENOVO NM-D491 VGA BOARDVIEW
Lenovo boardview for board NM-D491, marked VGA, which indicates a version with discrete graphics; no laptop model is given.
Boardview · NM-D491 · 3.43 MB · 13 Dec 2023Boardview zip3.43 MB - LENOVO NM-D491 VGA BOARDVIEW (BDV)(.tvw)
Boardview in .tvw format covering the VGA (discrete graphics) portion of Lenovo board NM-D491. The name does not give a revision.
Boardview · NM-D491 · 3.32 MB · 13 Dec 2023Boardview zip3.32 MB - HP550 HP750 NM-D491 REV 2.0 U2001
Firmware archive for the Lenovo NM-D491 board, revision 2.0, an LCFC design, with HP550 and HP750 as platform codes.
BIOS · NM-D491 · 25.8 MB · 30 Jun 2024BIOS rar25.8 MB - LENOVO NM-D491 REV0.4 BOARDVIEW (BDV)(.tvw)
Early-revision boardview for Lenovo motherboard NM-D491, marked revision 0.4, packed as a 2.83 MB ZIP containing a .tvw layout.
Boardview · NM-D491 · 2.83 MB · 13 Dec 2023Boardview zip2.83 MB - LENOVO P17 GEN 2 NM-D491 BIOS 20230131 193354 SVOD3
Firmware dump for the Lenovo ThinkPad P17 Gen 2 on LCFC motherboard NM-D491. The name carries a date stamp of 31 January 2023 and an SVOD3 tag, but no tested status.
BIOS · NM-D491 · 12.6 MB · 13 Dec 2023BIOS rar12.6 MB - LENOVO ThinkPad P15 Gen 2 - NM-D491 BIOS READ
BIOS read from a Lenovo ThinkPad P15 Gen 2 with motherboard NM-D491, an LCFC design. The name says only that it is a read, with no tested or working status, so treat it…
BIOS · NM-D491 · 12.1 MB · 13 Dec 2023BIOS rar12.1 MB - LENOVO NM-D491 REV1.0 BOARDVIEW (BDV)(.tvw)
Boardview for Lenovo motherboard NM-D491, revision 1.0, in Tebo .tvw format and packed in an 8.58 MB ZIP archive.
Boardview · NM-D491 · 8.58 MB · 13 Dec 2023Boardview zip8.58 MB - LENOVO ThinkPad P15 Gen 2 HP550 HP750 NM D491 REV 2 BIOS OK TESTED
BIOS archive for the Lenovo ThinkPad P15 Gen 2, board NM-D491 revision 2, with HP550 and HP750 listed as the board variant codes.
BIOS · NM-D491 · 12.7 MB · 17 Jul 2026BIOS rar12.7 MB - THINKPAD NN-D491 PDF
ThinkPad schematic in PDF form, labelled NN-D491 in the name. That is most likely a typo for the LCFC board NM-D491, but confirm it against the title block.
Schematic · 2.64 MB · 13 Dec 2023Schematic rar—2.64 MB