NM-B861 is a LCFC (Lenovo) motherboard used in Lenovo devices. Enginerys has 13 schematics, 3 boardviews, 30 BIOS dumps and 1 archive for this board, collected from public Telegram channels.
Check that NM-B861 matches the number printed on your PCB, including the revision. Where to find it →
NM-B861 schematics
- FX490 NM-B861 (REV 1.0) (BDV)
Lenovo FX490 document for the NM-B861 motherboard, revision 1.0, saved as a 150 KB PDF; the BDV token in the name suggests boardview-related content even though it is…
Schematic · NM-B861 · 150 KB · 28 Jan 2026Schematic pdf150 KB - FX490 NM-B861 (REV 1.0) (BDV) (PDF)PK
Lenovo PDF for the FX490 platform on the LCFC NM-B861 board, revision 1.0. The name marks it as BDV, a boardview-style layout exported to PDF, though it is catalogued as…
Schematic · NM-B861 · 150 KB · 28 Jan 2026Schematic pdf150 KB - NM-B861 (REV 1.0) PDF(PK)
Full schematic PDF for the Lenovo LCFC motherboard NM-B861, revision 1.0, about 18.7 MB.
Schematic · NM-B861 · 18.7 MB · 28 Jan 2026Schematic pdf18.7 MB - FX490 NM-B861 (REV 1.0) PDF
Laptop schematic in PDF format for the Lenovo FX490 platform, board NM-B861 at revision 1.0, roughly 18.7 MB.
Schematic · NM-B861 · 18.7 MB · 27 Jan 2026Schematic pdf18.7 MB - FX490 NM-B861 (REV 1.0) PDF
Compressed copy of the Lenovo FX490 schematic for motherboard NM-B861 revision 1.0, packed as a 5 MB RAR archive.
Schematic · NM-B861 · 5.05 MB · 27 Jan 2026Schematic rar5.05 MB - NM-B861 SCHSchematic · NM-B861 · 3.83 MB · 5 May 2025Schematic pdf3.83 MB
- NM-B861 BoardView PDF www.DeviceDB.xyzSchematic · NM-B861 · 515 KB · 5 May 2025Schematic pdf515 KB
- SKB NM B861 SCHEMATICSchematic · NM-B861 · 3.22 MB · 29 Apr 2025Schematic pdf3.22 MB
- NM B861 Ratchet 1Schematic · NM-B861 · 1.38 MB · 29 Apr 2025Schematic pdf1.38 MB
- FX490 NM-B861 (REV 1.0)Schematic · NM-B861 · 18.7 MB · 14 Aug 2024Schematic pdf18.7 MB
- SKB NM-B861 SCHEMATICSchematic · NM-B861 · 3.22 MB · 25 Jul 2022Schematic pdf3.22 MB
- SKB NM-B861 BoardView PDFSchematic · NM-B861 · 150 KB · 25 Jul 2022Schematic pdf150 KB
- RT1WL-3 LENOVO FX490 NM-B861 REV 1.0 2019-03-28 PDF
Lenovo schematic in PDF for board NM-B861, revision 1.0 dated 2019-03-28, referencing FX490 and project code RT1WL-3, compressed into a 1.56 MB RAR.
Schematic · NM-B861 · 1.56 MB · 28 Dec 2021Schematic rar1.56 MB
NM-B861 boardviews
- FX490 NM-B861 (REV 1.0)Boardview · NM-B861 · 5.21 MB · 4 Sept 2026Boardview rar5.21 MB
- Thinkpad X1 Yoga 4th Gen FX490 NM B861 REV0 2 BoardView tvw
Boardview for the ThinkPad X1 Yoga 4th Gen, board code FX490, LCFC number NM-B861 revision 0.2, packed as a ZIP containing a TVW file.
Boardview · NM-B861 · 1.28 MB · 15 Aug 2026Boardview zip1.28 MB - Lenovo Thinkpad X1 Yoga 4th Gen - FX490 NM-B861 Sch BVBoardview · NM-B861 · 4.49 MB · 4 Nov 2022Boardview zip4.49 MB
NM-B861 BIOS dumps
- FX490 NM-B861, Rev 1.0 PF1S98JG absolute on.new
BIOS dump for Lenovo board NM-B861 Rev 1.0, labelled FX490 with code PF1S98JG, in a 10.9 MB RAR.
BIOS · NM-B861 · 10.9 MB · 17 Sept 2026BIOS rar10.9 MB - LENOVO NM-B861 REV;1.0 BIOS
BIOS binary for the Lenovo NM-B861 motherboard, revision 1.0, an LCFC-made board. The 32 MB .bin is a full flash image ready for an SPI programmer, though the name does…
BIOS · NM-B861 · 32.0 MB · 15 Sept 2026BIOS bin32.0 MB - LENOVO MB FX490 NM B861 REV 1 0 2019 03 28 NONG A B 25Q256JVEQ 30BIOS · NM-B861 · 32.0 MB · 18 Jul 2026BIOS bin32.0 MB
- U11 BEKUPBIOS · NM-B861 · 32.0 MB · 18 Jul 2026BIOS bin32.0 MB
- LENOVO NM-B861 REV 1.0 BIOS 100% OK
Lenovo NM-B861 revision 1.0 BIOS package described as 100% OK, meaning the source reports it as fully working.
BIOS · NM-B861 · 19.2 MB · 28 Jan 2026BIOS rar19.2 MB - LENOVO MB FX490 NM B861 REV 1 0 2019 03 28 NONG A B 25Q256JVEQ 30BIOS · NM-B861 · 32.0 MB · 31 Oct 2025BIOS bin32.0 MB
- LENOVO X1 FX490 NM-B861 REV 1.0 2019-03-28BIOS · NM-B861 · 16.4 MB · 31 Oct 2025BIOS zip16.4 MB
- LENOVO THINKPAD X1 FX490 NM B861 REV 1 0 2019 03 28 32MB & 1MBWORKINGBIOS · NM-B861 · 14.1 MB · 24 Sept 2025BIOS zip14.1 MB
- LENOVO THINKPAD X1 CARBON TYPE 20QD 0020CD FX490 NM B861 REV 1 0BIOS · NM-B861 · 27.2 MB · 24 Sept 2025BIOS zip27.2 MB
- FX490 NM B861 REV 1 0 2019 03 28 U49 & U184 telegram BIOS RepairBIOS · NM-B861 · 14.1 MB · 20 Sept 2025BIOS zip14.1 MB
- FX490 NM B861 REV 1 0 2019 03 28 BIOS & EC telegram BIOS RepairBIOS · NM-B861 · 41.2 MB · 20 Sept 2025BIOS zip41.2 MB
- FX490 NM B861 REV 1 0 2019 03 01 WORKING BIOS 100% telegram BIOSBIOS · NM-B861 · 27.2 MB · 20 Sept 2025BIOS zip27.2 MB
- FX490 NM B861 REV 0 2 2018 11 08 telegram BIOS Repair 2025 09 16BIOS · NM-B861 · 27.3 MB · 20 Sept 2025BIOS zip27.3 MB
- x1 7th nm-b861 lappysanBIOS · NM-B861 · 8.77 MB · 10 Jul 2025BIOS rar8.77 MB
- X1 Yoga 4th Gen Type 20QF, 20QG NM B861 REV 1 TESTED BY FST FIBIOS · NM-B861 · 32.0 MB · 9 May 2025BIOS bin32.0 MB
- X1 Yoga 4th Gen Type 20QF, 20QG Type 20QG NM B861 REV 1 TYPEBIOS · NM-B861 · 1.00 MB · 9 May 2025BIOS bin1.00 MB
- FX490 NM B861 REV 1.0BIOS · NM-B861 · 32.0 MB · 5 May 2025BIOS bin32.0 MB
- X1 Carbon 7th Gen Type 20QD, 20QE Laptop ThinkPad Type 20QD NM B861
Firmware archive for the Lenovo ThinkPad X1 Carbon 7th Gen, types 20QD and 20QE, built on the LCFC NM-B861 motherboard.
BIOS · NM-B861 · 10.3 MB · 23 Dec 2024BIOS rar10.3 MB - X1 Yoga 4th Gen Type 20QF, 20QG Type 20QG NM B861 REV 1 TYPE C 1MB
Lenovo ThinkPad X1 Yoga 4th Gen firmware, machine types 20QF and 20QG, from a Type 20QG on LCFC board NM-B861 revision 1.
BIOS · NM-B861 · 116 KB · 23 Dec 2024BIOS rar116 KB - X1 Yoga 4th Gen Type 20QF, 20QG NM B861 REV 1 TESTED BY FST FIX
BIOS firmware for the Lenovo ThinkPad X1 Yoga 4th Gen, types 20QF and 20QG, built on LCFC board NM-B861, revision 1, marked as tested.
BIOS · NM-B861 · 10.3 MB · 23 Dec 2024BIOS rar10.3 MB - X1 Yoga 4th Gen Type 20QF, 20QG Laptop ThinkPad FX490 NM B861 REVBIOS · NM-B861 · 32.0 MB · 14 Aug 2024BIOS bin32.0 MB
- X1 CORBON 7TH GEN NM-B861 UNLOCK MAIN+EC 100% OK TESTED
Unlocked firmware set for the Lenovo ThinkPad X1 Carbon 7th Gen, LCFC motherboard NM-B861, holding the main BIOS image plus EC firmware and labelled fully tested.
BIOS · NM-B861 · 11.1 MB · 5 Jul 2024BIOS rar11.1 MB - nm-b861 oldBIOS · NM-B861 · 32.0 MB · 8 Nov 2023BIOS bin32.0 MB
- FX490 NM-B861 REV 0.3 2019-01-10 TOUCHPAD IS NOT WORKINGBIOS · NM-B861 · 15.6 MB · 9 Oct 2023BIOS rar15.6 MB
- LENOVO THINKPAD X1 CARBON TYPE 20QD 0020CD FX490 NM B861 REV 1 0
BIOS package for the Lenovo ThinkPad X1 Carbon, machine type 20QD, model 0020CD, FX490 design on LCFC board NM-B861 revision 1.0, in a 26.3 MB RAR.
BIOS · NM-B861 · 26.3 MB · 22 May 2023BIOS rar26.3 MB - LENOVO THINKPAD X1 FX490 NM B861 REV 1 0 2019 03 28 32MB & 1MBWORKING
Working BIOS set for the Lenovo ThinkPad X1 Carbon, FX490 design on LCFC board NM-B861 revision 1.0, dated 2019-03-28, containing a 32 MB main image and a 1 MB image…
BIOS · NM-B861 · 15.5 MB · 22 May 2023BIOS rar15.5 MB - FX490 NM-B861 REV 1.0 2019-03-01 WORKING BIOS 100%
BIOS dump for the Lenovo FX490 board NM-B861, revision 1.0, dated 2019-03-01 and described as fully working.
BIOS · NM-B861 · 26.2 MB · 18 May 2023BIOS rar26.2 MB - FX490 NM-B861 REV 1.0 2019-03-28 BIOS & EC
BIOS and EC firmware for the Lenovo FX490 on LCFC board NM-B861 revision 1.0, dated 2019-03-28, in a 38.7 MB RAR.
BIOS · NM-B861 · 38.7 MB · 12 Jul 2022BIOS rar38.7 MB - FX490 NM-B861 REV 0.2 2018-11-08
Earlier firmware set for the Lenovo FX490 on LCFC board NM-B861, here revision 0.2 with a date of 2018-11-08, stored in a 26.5 MB RAR.
BIOS · NM-B861 · 26.5 MB · 12 Jul 2022BIOS rar26.5 MB - FX490 NM-B861 REV 1.0 2019-03-28 U49 & U184
Firmware dumps for Lenovo board NM-B861, revision 1.0 dated 2019-03-28 and listed as FX490, containing images for chips U49 and U184 in a 14 MB ZIP.
BIOS · NM-B861 · 14.0 MB · 28 Dec 2021BIOS zip14.0 MB
NM-B861 archives
- NM-B861 r1.0 FX490 TP X1 Carbon g7 scanArchive · NM-B861 · 8.70 MB · 6 Oct 2024Archive rar8.70 MB
Questions about NM-B861
Is there a schematic for NM-B861?
Yes. Enginerys lists 13 schematic files for NM-B861. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for NM-B861?
Yes, 3 boardview files are listed. Open them with OpenBoardView or the viewer named on the file page.
Who makes the NM-B861 board?
NM-B861 follows the LCFC (Lenovo) numbering scheme (NM-xxxx). It is found in Lenovo devices.