NM-B441 is a LCFC (Lenovo) motherboard used in Lenovo devices. Enginerys has 4 schematics, 4 boardviews and 8 BIOS dumps for this board, collected from public Telegram channels.
Check that NM-B441 matches the number printed on your PCB, including the revision. Where to find it →
NM-B441 schematics
- Lenovo Ideapad 720S nm-b441 PDFSchematic · NM-B441 · 1.81 MB · 27 Oct 2025Schematic pdf1.81 MB
- ES321 NM-B441Schematic · NM-B441 · 9.52 MB · 5 May 2025Schematic pdf9.52 MB
- Lenovo Ideapad 720S nm-b441
Circuit diagrams in PDF form for the Lenovo IdeaPad 720S, mainboard NM-B441. The NM-xxxx numbering belongs to LCFC, the Lenovo-owned design house that produces many…
Schematic · NM-B441 · 1.81 MB · 13 Sept 2021Schematic pdf1.81 MB - Lenovo Ideapad 720S nm-b441 PDF
Schematic PDF for the Lenovo IdeaPad 720S, board NM-B441, in a RAR archive of about 1.7 MB.
Schematic · NM-B441 · 1.71 MB · 1 Sept 2021Schematic rar1.71 MB
NM-B441 boardviews
- LCFC NM-B441 ES321 BDV(PK)Boardview · NM-B441 · 1.00 MB · 27 Oct 2025Boardview rar1.00 MB
- Lenovo Ideapad 720S LCFC NM-B441 ES321
Boardview for the Lenovo IdeaPad 720S, LCFC board NM-B441 with the project code ES321, in TVW format.
Boardview · NM-B441 · 6.27 MB · 15 Jun 2024Boardview tvw6.27 MB - LCFC NM-B441 ES321
TVW boardview for the LCFC board NM-B441 with the project code ES321, a Lenovo design. No revision is stated in the name, so compare the silkscreen on the PCB with the…
Boardview · NM-B441 · 6.27 MB · 16 Sept 2021Boardview tvw6.27 MB - LCFC NM-B441 ES321.tvw
Boardview in TVW format for LCFC board NM-B441, marked ES321, the platform used in the Lenovo IdeaPad 720S. The ZIP is about 2.45 MB.
Boardview · NM-B441 · 2.45 MB · 1 Sept 2021Boardview zip2.45 MB
NM-B441 BIOS dumps
- Lenovo Ideapad 720S LCFC NM-B441 Rev 0.1 BIOS ok
BIOS binary for the Lenovo IdeaPad 720S on LCFC board NM-B441, revision 0.1, marked as working.
BIOS · NM-B441 · 8.00 MB · 15 Sept 2026BIOS bin8.00 MB - Lenovo Ideapad 720S LCFC NM B441 ES321 JINNDOOKU Rev 0 1 BIOS telegramBIOS · NM-B441 · 4.59 MB · 24 Sept 2025BIOS zip4.59 MB
- nm-b441 BIOS
BIOS image for a Lenovo laptop motherboard designed by LCFC under board number NM-B441, packed in a 7z archive of about 4 MB.
BIOS · NM-B441 · 3.99 MB · 16 Sept 2025BIOS 7z3.99 MB - nm-b441 it8586e ec
Embedded controller firmware for Lenovo LCFC board NM-B441, written for the ITE IT8586E EC chip, in a small 7z archive of about 38 KB.
BIOS · NM-B441 · 37.7 KB · 16 Sept 2025BIOS 7z37.7 KB - Lenovo Ideapad 720S LCFC NM B441 ES321 JINNDOOKU Rev 0 1 BIOSBIOS · NM-B441 · 8.00 MB · 9 May 2025BIOS bin8.00 MB
- AFS Lenovo Ideapad 720S LCFC NM B441 ES321 JINNDOOKU Rev 0 1 BIOSBIOS · NM-B441 · 3.99 MB · 1 Feb 2024BIOS rar3.99 MB
- Lenovo Ideapad 720S LCFC NM B441 ES321 JINNDOOKU Rev 0 1 BIOSBIOS · NM-B441 · 4.00 MB · 20 Apr 2022BIOS rar4.00 MB
- Lenovo Ideapad 720S LCFC NM B441 ES321 JINNDOOKU Rev 0 1 BIOS
BIOS dump for the Lenovo IdeaPad 720S on LCFC board NM-B441, marked ES321, project JINN DOOKU, revision 0.1.
BIOS · NM-B441 · 4.04 MB · 1 Sept 2021BIOS rar4.04 MB
Questions about NM-B441
Is there a schematic for NM-B441?
Yes. Enginerys lists 4 schematic files for NM-B441. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for NM-B441?
Yes, 4 boardview files are listed. Open them with OpenBoardView or the viewer named on the file page.
Who makes the NM-B441 board?
NM-B441 follows the LCFC (Lenovo) numbering scheme (NM-xxxx). It is found in Lenovo devices.