NM-A491 is a LCFC (Lenovo) motherboard used in Lenovo devices. Enginerys has 5 schematics, 4 boardviews, 8 BIOS dumps and 1 archive for this board, collected from public Telegram channels.
Check that NM-A491 matches the number printed on your PCB, including the revision. Where to find it →
NM-A491 schematics
- Lenovo IdeaPad 300-17isk=LCFC BMWD1 NM-A491Schematic · NM-A491 · 1.86 MB · 7 May 2025Schematic pdf1.86 MB
- LCFC NM-A491 BMWD1 r1.0 PDFSchematic · NM-A491 · 1.97 MB · 23 Jul 2023Schematic pdf1.97 MB
- LCFC NM-A491 BMWD1 r1.0 PDF
Schematic in PDF for LCFC board NM-A491, project name BMWD1, revision 1.0, packaged as a 1.99 MB RAR. NM- numbering identifies LCFC, Lenovo's in-house design house.
Schematic · NM-A491 · 1.99 MB · 23 Jul 2023Schematic rar1.99 MB - Lenovo IdeaPad 300-17isk LCFC BMWD1 NM-A491
LCFC schematic for the Lenovo IdeaPad 300-17ISK, mainboard NM-A491, with project code BMWD1 named in the file.
Schematic · NM-A491 · 2.59 MB · 13 Sept 2021Schematic pdf2.59 MB - Lenovo IdeaPad 300 17isk LCFC BMWD1 NM A491 Luirons EsquemasSchematic · NM-A491 · 2.41 MB · 22 Feb 2021Schematic rar2.41 MB
NM-A491 boardviews
- NM-A491 BoardviewBoardview · NM-A491 · 1.61 MB · 6 May 2025Boardview cad1.61 MB
- Lenovo Ideapad 300 LCFC NM-A491
Boardview of the Lenovo IdeaPad 300 motherboard made by LCFC, board number NM-A491, in CAD format at 1.61 MB.
Boardview · NM-A491 · 1.61 MB · 12 Jul 2024Boardview cad1.61 MB - NM-A491 BoardviewBoardview · NM-A491 · 215 KB · 23 Jul 2023Boardview zip215 KB
- LCFC NM-A491 (BDV)(.CAD)
Boardview for LCFC board NM-A491, used in Lenovo laptops, stored in CAD format within a 222 KB RAR. LCFC is Lenovo's own ODM and its boards carry NM- numbers.
Boardview · NM-A491 · 222 KB · 23 Jul 2023Boardview rar222 KB
NM-A491 BIOS dumps
- Lenovo B71 80 NM A491 Rev 1 0 bios + ec telegram BIOS Repair 2025BIOS · NM-A491 · 4.15 MB · 23 Sept 2025BIOS zip4.15 MB
- BMWD1 NM A491 REV 1 0 2015 08 03 telegram BIOS Repair 2025 09 16BIOS · NM-A491 · 4.11 MB · 19 Sept 2025BIOS zip4.11 MB
- nm-A491 kbcBIOS · NM-A491 · 128 KB · 9 May 2025BIOS bin128 KB
- nm-A491BIOS · NM-A491 · 8.00 MB · 8 May 2025BIOS bin8.00 MB
- AFS Lenovo B71-80 NM-A491 Rev. 1.0 bios + ecBIOS · NM-A491 · 3.93 MB · 1 Feb 2024BIOS rar3.93 MB
- BMWD1 NM-A491 REV 1.0 2015-08-03
Lenovo firmware for board NM-A491 revision 1.0 with project code BMWD1, dated 2015-08-03 in the name.
BIOS · NM-A491 · 4.06 MB · 28 Nov 2023BIOS rar4.06 MB - Lenovo B71-80 NM-A491 Rev. 1.0 bios + ec (Luirons Bios)BIOS · NM-A491 · 3.94 MB · 23 Feb 2021BIOS rar3.94 MB
- Lenovo B71-80 NM-A491 Rev. 1.0 bios + ec
Lenovo B71-80 firmware for the NM-A491 board at revision 1.0, with both the BIOS and the embedded controller (EC) images included in the 4 MB ZIP.
BIOS · NM-A491 · 4.00 MB · 15 Apr 2018BIOS zip4.00 MB
NM-A491 archives
- Lenovo IdeaPad 300-17isk LCFC BMWD1 NM-A491
Archive for the Lenovo IdeaPad 300-17ISK, built by LCFC on the BMWD1 board NM-A491. LCFC is Lenovo's own ODM and uses NM-xxxx motherboard numbers, a scheme carried over…
Archive · NM-A491 · 2.41 MB · 16 Sept 2020Archive rar2.41 MB
Questions about NM-A491
Is there a schematic for NM-A491?
Yes. Enginerys lists 5 schematic files for NM-A491. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for NM-A491?
Yes, 4 boardview files are listed. Open them with OpenBoardView or the viewer named on the file page.
Who makes the NM-A491 board?
NM-A491 follows the LCFC (Lenovo) numbering scheme (NM-xxxx). It is found in Lenovo devices.