NM-A531 is a LCFC (Lenovo) motherboard used in Lenovo devices. Enginerys has 10 schematics, 8 boardviews, 55 BIOS dumps and 1 archive for this board, collected from public Telegram channels.
Check that NM-A531 matches the number printed on your PCB, including the revision. Where to find it →
NM-A531 schematics
- X260 NM-A531 REV1.0 PDFSchematic · NM-A531 · 3.05 MB · 16 Aug 2025Schematic pdf3.05 MB
- ThinkPad X260 NM-A531 R10-SILK-TOP-BVSchematic · NM-A531 · 171 KB · 5 May 2025Schematic pdf171 KB
- LENOVO X260 LCFC NM A531Schematic · NM-A531 · 2.68 MB · 28 Apr 2025Schematic pdf2.68 MB
- BX260 NM-A531 PDFSchematic · NM-A531 · 2.84 MB · 15 Dec 2024Schematic rar2.84 MB
- BX260 NM-A531 PDFSchematic · NM-A531 · 3.05 MB · 12 Jun 2024Schematic pdf3.05 MB
- BX260 NM-A531 PDF
Circuit schematic in PDF form for the Lenovo BX260 platform built on the NM-A531 board, delivered as a 2.88 MB RAR archive.
Schematic · NM-A531 · 2.88 MB · 12 Jun 2024Schematic rar2.88 MB - X260 NM-A531 REV1.0Schematic · NM-A531 · 3.05 MB · 13 Sept 2021Schematic pdf3.05 MB
- X260 NM-A531 REV1.0 PDF
Schematic for the Lenovo ThinkPad X260, LCFC board NM-A531 revision 1.0, packed as a PDF inside a RAR.
Schematic · NM-A531 · 2.88 MB · 17 Jul 2021Schematic rar2.88 MB - X260 NM-A531 R10-SILK-TOP-BVSchematic · NM-A531 · 171 KB · 22 Jul 2020Schematic pdf171 KB
- X260 NM-A531 R10-SILK-BOT-BVSchematic · NM-A531 · 208 KB · 22 Jul 2020Schematic pdf208 KB
NM-A531 boardviews
- LENOVO BX260 X250 NM-A531 BOARDVIEW BDV AND PDFBoardview · NM-A531 · 2.74 MB · 28 Sept 2025Boardview rar2.74 MB
- ThinkPad X260 NM-A531 boardview(PDF)(PK)Boardview · NM-A531 · 266 KB · 16 Aug 2025Boardview rar266 KB
- BX260 NM-A531 BOARDVIEW(BDV)(.PDF)Boardview · NM-A531 · 420 KB · 15 Dec 2024Boardview rar420 KB
- BX260 NM-A531 BOARDVIEW(BDV)(.PDF)Boardview · NM-A531 · 419 KB · 12 Jun 2024Boardview zip419 KB
- BX260 NM-A531 BOARDVIEW(BDV)(.PDF)
Boardview package for the Lenovo BX260 motherboard, board number NM-A531, packed as a RAR archive of 465 KB.
Boardview · NM-A531 · 465 KB · 12 Jun 2024Boardview rar465 KB - ThinkPad X260 NM-A531 boardview 2Boardview · NM-A531 · 266 KB · 25 Nov 2022Boardview rar266 KB
- ThinkPad X260 NM-A531 boardview
Boardview for the Lenovo ThinkPad X260 on LCFC board NM-A531, compressed into a 266 KB RAR archive. LCFC, the Lenovo-owned ODM, uses NM-xxxx board numbers.
Boardview · NM-A531 · 266 KB · 25 Nov 2022Boardview rar266 KB - ThinkPad X260 NM-A531 boardview
Boardview for the Lenovo ThinkPad X260 with the NM-A531 motherboard, provided as a 311 KB RAR archive.
Boardview · NM-A531 · 311 KB · 15 Nov 2021Boardview rar311 KB
NM-A531 BIOS dumps
- THINKBIOS · NM-A531 · 16.0 MB · 11 Nov 2026BIOS bin16.0 MB
- LENOVO BX260 NM-A531 REV;3.0 2015-11-2 BIOS 100% OKBIOS · NM-A531 · 9.12 MB · 12 Aug 2026BIOS rar9.12 MB
- THINKPAD X260 NM-A531 REV 3.0 clear me test ok
Lenovo ThinkPad X260 BIOS for motherboard NM-A531 revision 3.0, with the Intel Management Engine region cleaned and marked as tested working.
BIOS · NM-A531 · 5.20 MB · 24 Apr 2026BIOS zip5.20 MB - THINKPAD X260 NM-A531 REV 3.0.bin
Binary BIOS dump for the Lenovo ThinkPad X260, board NM-A531 revision 3.0, compressed into a 5.28 MB ZIP.
BIOS · NM-A531 · 5.28 MB · 24 Apr 2026BIOS zip5.28 MB - x260 nm-a531.BIN
Raw BIN dump for the Lenovo ThinkPad X260 motherboard NM-A531, compressed as a 5.25 MB ZIP.
BIOS · NM-A531 · 5.25 MB · 24 Apr 2026BIOS zip5.25 MB - LENOVO BX260 NM A531 REV 3 0 2015 11 2 WORKING BIOS TESTED BIOSBIOS · NM-A531 · 29.3 MB · 13 Mar 2026BIOS rar29.3 MB
- outimageBIOS · NM-A531 · 7.26 MB · 31 Dec 2025BIOS rar7.26 MB
- outimageBIOS · NM-A531 · 7.26 MB · 31 Dec 2025BIOS rar7.26 MB
- outimage
BIOS image for a Lenovo notebook on LCFC motherboard NM-A531, stored as outimage.rar; the file name itself is a generic programmer or tool output label.
BIOS · NM-A531 · 7.26 MB · 31 Dec 2025BIOS rar7.26 MB - outimageBIOS · NM-A531 · 7.26 MB · 31 Dec 2025BIOS rar7.26 MB
- BX260 NM-A531 OLDBIOS · NM-A531 · 16.0 MB · 16 Oct 2025BIOS bin16.0 MB
- LENOVO BX60 NM A531 REV 3 0 2015 11 2 Original UNLOCK PATCHED telegramBIOS · NM-A531 · 8.21 MB · 24 Sept 2025BIOS zip8.21 MB
- LENOVO BX280 NM A531 REV 3 0 2015 11 2 FAST BOOT WORKING BIOS 100%BIOS · NM-A531 · 7.57 MB · 24 Sept 2025BIOS zip7.57 MB
- LENOVO BX260 NM A531 REV 1 0 2015 08 2416MB WORKING BIOS 100% telegramBIOS · NM-A531 · 5.40 MB · 24 Sept 2025BIOS zip5.40 MB
- Lenovo x260 NM-A531.BIN telegram BIOS Repair-2025-09-16BIOS · NM-A531 · 5.38 MB · 24 Sept 2025BIOS zip5.38 MB
- LENOVO X260 BX260 NM A531 REV 4 0 2016 04 11 telegram BIOS RepairBIOS · NM-A531 · 7.57 MB · 24 Sept 2025BIOS zip7.57 MB
- LENOVO THINKPAD BX260 NM A531 REV 4 0 16MB telegram BIOS RepairBIOS · NM-A531 · 5.20 MB · 24 Sept 2025BIOS zip5.20 MB
- LENOVO BX260 NM A531 REV 3 0 2015 11 2 WORKING BIOS 100% telegramBIOS · NM-A531 · 7.67 MB · 23 Sept 2025BIOS zip7.67 MB
- LENOVO BX260 NM A531 REV 1 0 2015 08 24 WORKING BIOS 100% telegramBIOS · NM-A531 · 5.40 MB · 23 Sept 2025BIOS zip5.40 MB
- BX260 NM-A531 REV 3.0 UNPASS telegram BIOS Repair-2025-09-16BIOS · NM-A531 · 8.32 MB · 19 Sept 2025BIOS zip8.32 MB
- LENOVO BX60 NM-A531 REV 3.0 2015-11-2 Original PATCHEDBIOS · NM-A531 · 16.0 MB · 13 May 2025BIOS bin16.0 MB
- x260 nm-a531-SRGinfotechBIOS · NM-A531 · 16.0 MB · 13 May 2025BIOS bin16.0 MB
- LENOVO BX60 NM-A531 REV 3.0 2015-11-2 Original PATCHEDBIOS · NM-A531 · 16.0 MB · 12 May 2025BIOS bin16.0 MB
- BX260 NM-A531 REV 3.0 UNPASSBIOS · NM-A531 · 16.0 MB · 12 May 2025BIOS bin16.0 MB
- x260 nm-a531-SRGinfotechBIOS · NM-A531 · 16.0 MB · 12 May 2025BIOS bin16.0 MB
- LENOVO X260 BX260 NM-A531 REV 4.0 2016-04-11BIOS · NM-A531 · 16.0 MB · 9 May 2025BIOS bin16.0 MB
- x260 nm-a531-SRGinfotechBIOS · NM-A531 · 16.0 MB · 6 May 2025BIOS bin16.0 MB
- THINKPAD X260 NM-A531 REV 3.0BIOS · NM-A531 · 16.0 MB · 5 May 2025BIOS bin16.0 MB
- THINKPAD X260 NM-A531 REV 3.0BIOS · NM-A531 · 213 B · 5 May 2025BIOS bin213 B
- ThinkPad X260 NM-A531 CLEARMEBIOS · NM-A531 · 16.0 MB · 26 Jan 2025BIOS bin16.0 MB
- ThinkPad X260 NM-A531 CLEARMEBIOS · NM-A531 · 16.0 MB · 3 Jan 2025BIOS bin16.0 MB
- LENOVO BX260 NM-A531 REV 3.0 2015-11-2 WORKING BIOS 100%
Working BIOS for the Lenovo BX260 machine built on the NM-A531 board, revision 3.0, with a date of 2015-11-2 in the name and a claimed 100 percent tested status.
BIOS · NM-A531 · 10.2 MB · 18 Dec 2024BIOS rar10.2 MB - LENOVO THINKPAD BX260 NM-A531 REV 4.0 16MB
BIOS image for the Lenovo ThinkPad board BX260, LCFC number NM-A531, revision 4.0, sized for a 16MB flash chip.
BIOS · NM-A531 · 5.03 MB · 22 Sept 2024BIOS rar5.03 MB - LENOVO BX260 NM A531 REV 1 0 2015 08 2416MB WORKING BIOS 100%
Working BIOS dump for Lenovo board BX260, LCFC NM-A531 revision 1.0, with a date of 2015-08-24 in the name and a 16MB size, labelled as fully tested.
BIOS · NM-A531 · 7.32 MB · 22 Sept 2024BIOS rar7.32 MB - LENOVO THINKPAD X260 NM A531 REV 3 0 CLEAN ME WORKING BIOS 100%
Working BIOS for the Lenovo ThinkPad X260, board NM-A531 revision 3.0, with the Management Engine region cleaned, archived in RAR format.
BIOS · NM-A531 · 7.40 MB · 12 Jun 2024BIOS rar7.40 MB - LENOVO BX260 NM-A531 REV 1.0 2015-08-24 WORKING BIOS 100%
Lenovo BIOS dump for project BX260 on board NM-A531, revision 1.0 dated 24 August 2015, archived as RAR and marked as working.
BIOS · NM-A531 · 8.70 MB · 12 Jun 2024BIOS rar8.70 MB - LENOVO BX280 NM A531 REV 3 0 2015 11 2 FAST BOOT WORKING BIOS 100%BIOS · NM-A531 · 9.46 MB · 15 Mar 2024BIOS rar9.46 MB
- ThinkPad X260 NM-A531 CLEAR ME BIOS TESTED OKBIOS · NM-A531 · 16.1 MB · 15 Mar 2024BIOS rar16.1 MB
- LENOVO BX280 NM A531 REV 3 0 2015 11 2 FAST BOOT WORKING BIOS 100%
BIOS for the Lenovo BX280 all-in-one on board NM-A531 revision 3.0, dated 2015-11-2 and noted as a fast boot, fully working image.
BIOS · NM-A531 · 9.51 MB · 15 Mar 2024BIOS rar9.51 MB - AFS LENOVO BX60 NM A531 REV 3 0 2015 11 2 Original UNLOCK PATCHEDBIOS · NM-A531 · 7.88 MB · 1 Feb 2024BIOS rar7.88 MB
- AFS Lenovo x260 NM-A531.BINBIOS · NM-A531 · 5.14 MB · 1 Feb 2024BIOS rar5.14 MB
- AFS LENOVO X260 BX260 NM-A531 REV 4.0 2016-04-11BIOS · NM-A531 · 7.24 MB · 1 Feb 2024BIOS rar7.24 MB
- THINKPAD X260 NM-A531 REV 3.0 BIOS & ECBIOS · NM-A531 · 5.38 MB · 20 Apr 2022BIOS zip5.38 MB
- THINKPAD X260 NM-A531 REV 3.0 CLEAR ME FIXED OKBIOS · NM-A531 · 5.20 MB · 20 Apr 2022BIOS zip5.20 MB
- Lenovo THINKPAD X260 NM-A531 REV 3.0 BIOS & ECBIOS · NM-A531 · 5.38 MB · 20 Apr 2022BIOS zip5.38 MB
- Lenovo THINKPAD X260 NM-A531 REV 3.0 CLEAR ME FIXED OKBIOS · NM-A531 · 5.20 MB · 20 Apr 2022BIOS zip5.20 MB
- LENOVO BX60 NM A531 REV 3 0 2015 11 2 Original UNLOCK PATCHED
BIOS for the Lenovo BX60 platform on board NM-A531 revision 3.0, dated 2015-11-02, and the name says it holds an original image plus an unlocked, patched version.
BIOS · NM-A531 · 8.03 MB · 20 Dec 2021BIOS rar8.03 MB - LENOVO X260 BX260 NM-A531 REV 4.0 2016-04-11
RAR archive holding BIOS firmware for the Lenovo ThinkPad X260, board BX260 NM-A531 at revision 4.0, with a date of 2016-04-11 in the name.
BIOS · NM-A531 · 7.31 MB · 23 Nov 2021BIOS rar7.31 MB - THINKPAD X260 NM-A531 REV 3.0 CLEAR ME FIXED OK
Lenovo ThinkPad X260 firmware for the NM-A531 board revision 3.0, with the Management Engine region cleared, fixed and confirmed OK.
BIOS · NM-A531 · 5.25 MB · 17 Jul 2021BIOS zip5.25 MB - THINKPAD X260 NM-A531 REV 3.0 BIOS & EC
BIOS and embedded controller firmware for the ThinkPad X260, LCFC board NM-A531 revision 3.0, supplied in a ZIP.
BIOS · NM-A531 · 5.43 MB · 17 Jul 2021BIOS zip5.43 MB - BX260 NM-A531 REV 3.0 UNPASS
ThinkPad X260 BIOS dump labelled BX260 for the LCFC board NM-A531 revision 3.0, described as unpass, which usually means a version with the supervisor password removed.
BIOS · NM-A531 · 8.03 MB · 17 Jul 2021BIOS rar8.03 MB - Lenovo x260 NM-A531.BIN (Luirons Bios)BIOS · NM-A531 · 5.15 MB · 23 Feb 2021BIOS rar5.15 MB
- BX260 NM-A531 REV 3.0 CleanBIOS · NM-A531 · 16.0 MB · 15 Feb 2020BIOS bin16.0 MB
- BX260 NM-A531 REV 3.0 PASSWORDBIOS · NM-A531 · 16.0 MB · 15 Feb 2020BIOS bin16.0 MB
- Lenovo x260 NM-A531.BIN
BIOS image packed in a ZIP archive for the Lenovo ThinkPad X260 built on board NM-A531.
BIOS · NM-A531 · 5.25 MB · 4 Feb 2018BIOS zip5.25 MB
NM-A531 archives
- BX260 NM-A531 (REV 4.0)Archive · NM-A531 · 10.6 MB · 10 Jul 2023Archive rar10.6 MB
Questions about NM-A531
Is there a schematic for NM-A531?
Yes. Enginerys lists 10 schematic files for NM-A531. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for NM-A531?
Yes, 8 boardview files are listed. Open them with OpenBoardView or the viewer named on the file page.
Who makes the NM-A531 board?
NM-A531 follows the LCFC (Lenovo) numbering scheme (NM-xxxx). It is found in Lenovo devices.