NM-C931 is a LCFC (Lenovo) motherboard used in Lenovo devices. Enginerys has 5 schematics, 9 boardviews, 31 BIOS dumps and 3 archives for this board, collected from public Telegram channels.
Check that NM-C931 matches the number printed on your PCB, including the revision. Where to find it →
NM-C931 schematics
- ThinkPad P14s - NM-C931 PDFSchematic · NM-C931 · 6.41 MB · 26 Oct 2026Schematic rar6.41 MB
- ThinkPad P14s - NM-C931 PDFSchematic · NM-C931 · 3.90 MB · 5 Mar 2023Schematic pdf3.90 MB
- ThinkPad P14s - NM-C931 PDF
Schematic PDF for the Lenovo ThinkPad P14s mobile workstation, main board NM-C931, packed in a 3.77 MB RAR.
Schematic · NM-C931 · 3.77 MB · 5 Mar 2023Schematic rar3.77 MB - ThinkPad P14s - NM-C931 BoardView PDF
Boardview rendered as a PDF for the Lenovo ThinkPad P14s with motherboard NM-C931, an LCFC numbering pattern, meaning the board was produced by Lenovo's own ODM LCFC.
Schematic · NM-C931 · 671 KB · 18 Oct 2022Schematic pdf671 KB - ThinkPad P14s - NM-C931 SCH
Full circuit schematic in PDF for the Lenovo ThinkPad P14s on the NM-C931 mainboard, a number following the LCFC scheme used by Lenovo's in-house ODM.
Schematic · NM-C931 · 3.90 MB · 18 Oct 2022Schematic pdf3.90 MB
NM-C931 boardviews
- ThinkPad P14s - NM-C931 BoardView PDFBoardview · NM-C931 · 1.95 MB · 26 Oct 2026Boardview rar1.95 MB
- LENOVO ThinkPad P14s NM-C931Boardview · NM-C931 · 1.56 MB · 18 Sept 2026Boardview rar1.56 MB
- LENOVO ThinkPad NM-C931 BOARDVIEW(BDV)(PK)Boardview · NM-C931 · 1.34 MB · 21 Aug 2026Boardview rar1.34 MB
- NM-C931Boardview · NM-C931 · 3.38 MB · 10 Nov 2025Boardview zip3.38 MB
- LENOVO ThinkPad P14s NM-C931 BOARDVIEW(BDV)(.TVW)
Boardview for the Lenovo ThinkPad P14s on board NM-C931, packed in TVW format. NM-xxxx codes follow LCFC numbering, the Lenovo-owned manufacturer.
Boardview · NM-C931 · 1.43 MB · 10 Nov 2025Boardview rar1.43 MB - EC.binBoardview · NM-C931 · 141 KB · 15 Oct 2025Boardview zip141 KB
- ThinkPad T490, T590, P53s, P43s BIOS FT490FT492FT590FT591 NM B901Boardview · NM-B901 · 11.6 MB · 12 Feb 2024Boardview rar11.6 MB
- EC.binBoardview · NM-C931 · 141 KB · 2 Nov 2023Boardview zip141 KB
- ThinkPad P14s - NM-C931 BoardView PDF
Boardview material for the Lenovo ThinkPad P14s on the NM-C931 mainboard, delivered in PDF form inside a RAR archive.
Boardview · NM-C931 · 714 KB · 21 Oct 2023Boardview rar714 KB
NM-C931 BIOS dumps
- SPI C84019 256Mbit
Raw SPI read of a 256 Mbit flash, catalogued for a Lenovo laptop on LCFC board NM-C931, though the file name itself only gives the chip size and a reference C84019.
BIOS · NM-C931 · 32.0 MB · 27 Oct 2026BIOS bin32.0 MB - GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM-C931 REV 1.0 BIOS 100% OK
BIOS firmware for the Lenovo NM-C931 board, revision 1.0, which the name lists under the GT4A0, GT5A1, GP4A0, GP5A1 and GT4A2 codes, marked 100% OK.
BIOS · NM-C931 · 11.7 MB · 15 Sept 2026BIOS rar11.7 MB - LENOVO GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV;1 0 BACKUP BIOSBIOS · NM-C931 · 11.6 MB · 9 Sept 2026BIOS rar11.6 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 ORIGINAL BIOS 100%BIOS · NM-C931 · 12.6 MB · 22 Aug 2026BIOS rar12.6 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM-C931 REV;1.0 BIOS OKBIOS · NM-C931 · 11.9 MB · 12 Aug 2026BIOS rar11.9 MB
- BIN TYNPAD ORIGINALBIOS · NM-C931 · 32.0 MB · 10 Feb 2026BIOS bin32.0 MB
- BIN TYNPAD ORIGINALBIOS · NM-C931 · 32.0 MB · 10 Feb 2026BIOS bin32.0 MB
- BIN TYNPAD ORIGINALBIOS · NM-C931 · 32.0 MB · 9 Feb 2026BIOS bin32.0 MB
- NM-C931 CLEAN ME Pro++ ok FixBIOS · NM-C931 · 10.7 MB · 29 Jan 2026BIOS rar10.7 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 WORKING BIOS 100%BIOS · NM-C931 · 16.8 MB · 21 Sept 2025BIOS zip16.8 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 W25Q256FV@WSON88X6BIOS · NM-C931 · 13.9 MB · 21 Sept 2025BIOS zip13.9 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 NM C931 REV 1 0 telegramBIOS · NM-C931 · 16.8 MB · 21 Sept 2025BIOS zip16.8 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 0 2 2019 11 25 WORKINGBIOS · NM-C931 · 17.2 MB · 21 Sept 2025BIOS zip17.2 MB
- nm-c931 nitin652.bin.BIN ClrMe LRTBIOS · NM-C931 · 8.81 MB · 19 Sept 2025BIOS rar8.81 MB
- nm-c931 nitin652.binBIOS · NM-C931 · 32.0 MB · 19 Sept 2025BIOS bin32.0 MB
- Thinkpad T14 - NM-C931 R1.0 FBB OK TESTED 10THBIOS · NM-C931 · 8.70 MB · 26 Jul 2025BIOS rar8.70 MB
- NM-C931 TYPEC BFBIOS · NM-C931 · 1.00 MB · 7 May 2025BIOS bin1.00 MB
- T15 type 20S6, 20S7 Laptop ThinkPad Type 20S7 NM C931 REVBIOS · NM-C931 · 32.0 MB · 5 May 2025BIOS bin32.0 MB
- P15s Gen 1 type 20T4 20T5 Laptop ThinkPad Type 20T5 NM C931 REV
Firmware archive for the Lenovo ThinkPad P15s Gen 1, machine types 20T4 and 20T5, on the NM-C931 board; the revision is not stated in the name.
BIOS · NM-C931 · 10.9 MB · 23 Dec 2024BIOS rar10.9 MB - LENOVO THINKPAD T14 LCFC NM-C931 photoBIOS · NM-C931 · 17.8 MB · 15 Dec 2024BIOS zip17.8 MB
- NM C931 RV 1 0 FLACH+ EEPROM EC MEC1663 0x02202445 2KB CRC32 0x010D86F0BIOS · NM-C931 · 545 B · 10 Jun 2024BIOS rar545 B
- NM C931 RV 1 0 FLACH+ EEPROM EC MEC1663 0x02202445 2KB CRC32 0x010D86F0
EC firmware for the Lenovo-designed LCFC board NM-C931 at revision 1.0, covering the flash and EEPROM contents for a Microchip MEC1663 embedded controller.
BIOS · NM-C931 · 46.1 KB · 1 Jun 2024BIOS rar46.1 KB - GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 WORKING BIOS 100%
Working BIOS dump for the Lenovo board NM-C931, revision 1.0, which the name lists as used by the GT4A0, GT5A1, GP4A0, GP5A1 and GT4A2 platforms, archived at 19.8 MB.
BIOS · NM-C931 · 19.8 MB · 6 Jan 2024BIOS rar19.8 MB - GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 0 2 2019 11 25 WORKINGBIOS · NM-C931 · 17.4 MB · 9 Dec 2023BIOS rar17.4 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 WORKING BIOS 100%BIOS · NM-C931 · 17.4 MB · 9 Dec 2023BIOS rar17.4 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 0 2 2019 11 25 WORKING
Working BIOS for Lenovo boards with codes GT4A0, GT5A1, GP4A0, GP5A1 and GT4A2 on mainboard NM-C931, revision 0.2, dated 2019-11-25.
BIOS · NM-C931 · 17.4 MB · 6 Dec 2023BIOS rar17.4 MB - GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 WORKING BIOS 100%
BIOS package for Lenovo NM-C931 mainboard, revision 1.0, covering the GT4A0, GT5A1, GP4A0, GP5A1 and GT4A2 board codes, described as fully working.
BIOS · NM-C931 · 17.5 MB · 6 Dec 2023BIOS rar17.5 MB - NM-C931 REV 1.0 CLEAR MEBIOS · NM-C931 · 16.0 MB · 2 Nov 2023BIOS zip16.0 MB
- NM-C931 REV 1.0 CLEAR ME 2BIOS · NM-C931 · 7.71 MB · 2 Nov 2023BIOS zip7.71 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 W25Q256FV@WSON88X6BIOS · NM-C931 · 12.6 MB · 21 May 2022BIOS rar12.6 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM C931 REV 1 0 NM C931 REV 1 0BIOS · NM-C931 · 15.3 MB · 21 May 2022BIOS rar15.3 MB
NM-C931 archives
- NM-C931Archive · NM-C931 · 3.38 MB · 5 Aug 2026Archive zip3.38 MB
- NM-C931Archive · NM-C931 · 19.4 MB · 3 Aug 2025Archive 7z19.4 MB
- GT4A0 GT5A1 GP4A0 GP5A1 GT4A2 NM-C931 (REV 1.0)Archive · NM-C931 · 15.8 MB · 10 Jul 2023Archive rar15.8 MB
Questions about NM-C931
Is there a schematic for NM-C931?
Yes. Enginerys lists 5 schematic files for NM-C931. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for NM-C931?
Yes, 9 boardview files are listed. Open them with OpenBoardView or the viewer named on the file page.
Who makes the NM-C931 board?
NM-C931 follows the LCFC (Lenovo) numbering scheme (NM-xxxx). It is found in Lenovo devices.