NM-B681 is a LCFC (Lenovo) motherboard used in Lenovo devices. Enginerys has 4 schematics, 2 boardviews and 7 BIOS dumps for this board, collected from public Telegram channels.
Check that NM-B681 matches the number printed on your PCB, including the revision. Where to find it →
NM-B681 schematics
- Lenovo Ideapad 330-15AR LCFC 330ARR NM-B681 Rev 1.0Schematic · NM-B681 · 4.90 MB · 9 May 2025Schematic pdf4.90 MB
- NM B681 330arrSchematic · NM-B681 · 3.01 MB · 5 May 2025Schematic pdf3.01 MB
- Lenovo Ideapad 330-15AR LCFC 330ARR NM-B681 Rev 1.0 PDF
Schematic PDF for the Lenovo IdeaPad 330-15AR, LCFC project 330ARR, board NM-B681 revision 1.0, stored in a 4.76 MB RAR.
Schematic · NM-B681 · 4.76 MB · 5 Dec 2021Schematic rar4.76 MB - NM-B681 REV 1.0 PDF
Schematic in PDF form for LCFC board NM-B681, revision 1.0, packed in a 716 KB ZIP archive.
Schematic · NM-B681 · 716 KB · 20 Nov 2021Schematic zip716 KB
NM-B681 boardviews
- Lenovo ideapad 330-15AR - NM-B681 BoardviewBoardview · NM-B681 · 8.33 MB · 9 May 2025Boardview tvw8.33 MB
- Lenovo ideapad 330-15AR - NM-B681 Boardview
Boardview for the Lenovo IdeaPad 330-15AR motherboard NM-B681, packed in a 1.41 MB RAR. The NM- prefix follows the numbering used by LCFC, Lenovo's own board maker.
Boardview · NM-B681 · 1.41 MB · 5 Dec 2021Boardview rar1.41 MB
NM-B681 BIOS dumps
- Lenovo 330 15ARR EG534 & EG535 NM B681 REV 1 0 telegram BIOS RepairBIOS · NM-B681 · 5.42 MB · 23 Sept 2025BIOS zip5.42 MB
- EG534 EG535 NM B681 REV1 0 CPU AMD Ryzen UMA TESTED OK telegramBIOS · NM-B681 · 5.07 MB · 20 Sept 2025BIOS zip5.07 MB
- enovo 330-15ARR EG534 EG535 NM-B681 REV 1.0BIOS · NM-B681 · 8.00 MB · 9 May 2025BIOS bin8.00 MB
- EG534 EG535 NM-B681 REV1.0 CPU AMD Ryzen UMA TESTED OK
Tested BIOS for Lenovo projects EG534 and EG535 on LCFC board NM-B681, revision 1.0, archived as a 4.53 MB RAR.
BIOS · NM-B681 · 4.53 MB · 7 Feb 2024BIOS rar4.53 MB - AFS Lenovo 330-15ARR EG534 & EG535 NM-B681 REV 1.0BIOS · NM-B681 · 4.83 MB · 1 Feb 2024BIOS rar4.83 MB
- enovo 330-15ARR EG534&EG535 NM-B681 REV 1.0BIOS · NM-B681 · 8.00 MB · 19 Jan 2023BIOS bin8.00 MB
- Lenovo 330-15ARR EG534 & EG535 NM-B681 REV 1.0
BIOS firmware for the Lenovo IdeaPad 330-15ARR, built on the LCFC motherboard NM-B681 revision 1.0, with the board codes EG534 and EG535 given in the name.
BIOS · NM-B681 · 4.88 MB · 1 Dec 2021BIOS rar4.88 MB
Questions about NM-B681
Is there a schematic for NM-B681?
Yes. Enginerys lists 4 schematic files for NM-B681. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for NM-B681?
Yes, 2 boardview files are listed. Open them with OpenBoardView or the viewer named on the file page.
Who makes the NM-B681 board?
NM-B681 follows the LCFC (Lenovo) numbering scheme (NM-xxxx). It is found in Lenovo devices.