NM-A251 is a LCFC (Lenovo) motherboard used in Lenovo devices. Enginerys has 12 schematics, 4 boardviews, 51 BIOS dumps and 5 archives for this board, collected from public Telegram channels.
Check that NM-A251 matches the number printed on your PCB, including the revision. Where to find it →
NM-A251 schematics
- NM-A251
Schematic PDF for a Lenovo mainboard numbered NM-A251, a pattern used by LCFC, the Lenovo-owned design and manufacturing arm.
Schematic · NM-A251 · 4.86 MB · 9 Dec 2025Schematic pdf4.86 MB - Lenovo Thinkpad T450 NM-A251 UMA NM-A252 AIVL0 Rev1.0Schematic · NM-A251 · 1.28 MB · 6 Oct 2025Schematic zip1.28 MB
- Lenovo Thinkpad T450 NM-A251 UMA NM-A252 AIVL0 Rev1.0 PDFSchematic · NM-A251 · 1.39 MB · 23 Jul 2025Schematic pdf1.39 MB
- NM-A251 TOPSchematic · NM-A251 · 149 KB · 7 May 2025Schematic pdf149 KB
- NM-A251 BOTSchematic · NM-A251 · 181 KB · 7 May 2025Schematic pdf181 KB
- NM A251Schematic · NM-A251 · 4.86 MB · 29 Apr 2025Schematic pdf4.86 MB
- NM A251 TOPSchematic · NM-A251 · 147 KB · 29 Apr 2025Schematic pdf147 KB
- NM A251 BOTSchematic · NM-A251 · 179 KB · 29 Apr 2025Schematic pdf179 KB
- (5)Lenovo Thinkpad T450 NM-A251 UMA NM-A252 AIVL0 Rev1.0
Schematic PDF for the Lenovo ThinkPad T450, covering board NM-A251 for the UMA version and NM-A252, project AIVL0, revision 1.0.
Schematic · NM-A251 · 1.39 MB · 22 Jun 2023Schematic pdf1.39 MB - Lenovo Thinkpad T450 NM-A251 UMA NM-A252 AIVL0 Rev1.0
ThinkPad T450 schematic, revision 1.0, covering LCFC boards NM-A251 in the UMA configuration and NM-A252, with AIVL0 as the project code.
Schematic · NM-A251 · 1.39 MB · 13 Sept 2021Schematic pdf1.39 MB - Lenovo Thinkpad T450 NM-A251 UMA NM-A252 AIVL0 Rev1.0 PDF
Schematic PDF for the Lenovo ThinkPad T450, covering LCFC boards NM-A251 (UMA, integrated graphics) and NM-A252, with the AIVL0 project code and revision 1.0.
Schematic · NM-A251 · 1.30 MB · 24 Aug 2021Schematic rar1.30 MB - Lenovo Thinkpad T450 NM A251 UMA NM A252 AIVL0 Rev1 0 Luirons EsquemasSchematic · NM-A251 · 1.26 MB · 22 Feb 2021Schematic rar1.26 MB
NM-A251 boardviews
- NM-A251 BOT
Boardview for a Lenovo mainboard NM-A251, with NM-A252 also referenced; the BOT tag suggests a bottom-side layer view.
Boardview · NM-A251 · 318 KB · 8 Sept 2026Boardview zip318 KB - NM-A251 REV 1.0 BDV PDFBoardview · NM-A251 · 321 KB · 23 Jul 2025Boardview rar321 KB
- NM-A251 BDV PDFBoardview · NM-A251 · 321 KB · 3 Apr 2023Boardview zip321 KB
- NM-A251 BDV PDF
Boardview for the Lenovo laptop motherboard NM-A251, delivered in a RAR archive that the name says also includes a PDF.
Boardview · NM-A251 · 366 KB · 3 Apr 2023Boardview rar366 KB
NM-A251 BIOS dumps
- Lenovo T450 AIVL0 NM-A251 REV 1.0 bios (clean me) test ok
Lenovo ThinkPad T450 BIOS for board NM-A251 revision 1.0, AIVL0 platform, with the Management Engine region cleaned and marked as tested working, packed in a 5.50 MB…
BIOS · NM-A251 · 5.50 MB · 31 Aug 2026BIOS rar5.50 MB - LENOVO T450 AIVL0 NM-A251 REV 1.0 20174-10-28 BIOSBIOS · NM-A251 · 6.28 MB · 11 Jul 2026BIOS rar6.28 MB
- Lenovo ThinkPad T450 NM A251 U49 telegram BIOS Repair 2025 09 16BIOS · NM-A251 · 6.18 MB · 24 Sept 2025BIOS zip6.18 MB
- Lenovo Thinkpad T450 AIVLO NM A251 telegram BIOS Repair 2025 09BIOS · NM-A251 · 6.28 MB · 24 Sept 2025BIOS zip6.28 MB
- LENOVO THINKPAD T450 AIVLO NM A251 REV 1 0 UNLOCK PATCHED telegramBIOS · NM-A251 · 6.16 MB · 24 Sept 2025BIOS zip6.16 MB
- Lenovo Thinkpad T450 AIVLO NM A251 1 telegram BIOS Repair 2025 09BIOS · NM-A251 · 6.28 MB · 24 Sept 2025BIOS zip6.28 MB
- Lenovo ThinkPad T450 AIVL0 NM A251 W25Q128FV telegram BIOS RepairBIOS · NM-A251 · 5.69 MB · 24 Sept 2025BIOS zip5.69 MB
- Lenovo ThinkPad T450 AIVL0 NM A251 W25Q128FV 1 telegram BIOS RepairBIOS · NM-A251 · 5.69 MB · 24 Sept 2025BIOS zip5.69 MB
- LENOVO THINKPAD T450 AIVL0 NM A251 REV 1 0 2014 10 28 U49 telegramBIOS · NM-A251 · 6.18 MB · 24 Sept 2025BIOS zip6.18 MB
- LENOVO T450 AIVL0 NM A251 REV 1 0 20174 10 28 telegram BIOS RepairBIOS · NM-A251 · 6.36 MB · 24 Sept 2025BIOS zip6.36 MB
- bios lenovo thinkpad t450 code board AIVLO NM A251 rev 1 0 telegramBIOS · NM-A251 · 11.5 MB · 19 Sept 2025BIOS zip11.5 MB
- NM-A251 REV 1.0 PASSWORD BIOS patchedBIOS · NM-A251 · 16.0 MB · 17 Sept 2025BIOS bin16.0 MB
- NM-A251 REV 1.0 PASSWORD BIOSBIOS · NM-A251 · 16.0 MB · 17 Sept 2025BIOS bin16.0 MB
- T440-NM-A251BIOS · NM-A251 · 16.0 MB · 6 May 2025BIOS bin16.0 MB
- LENOVO THINKPAD T450 AIVLO NM-A251 REV 1.0 UNLOCK PATCHEDBIOS · NM-A251 · 16.0 MB · 5 May 2025BIOS bin16.0 MB
- Lenovo ThinkPad T450 NM-A251 (U49 Main Bios)BIOS · NM-A251 · 16.0 MB · 5 May 2025BIOS bin16.0 MB
- T450 NM-A251 U49.BINBIOS · NM-A251 · 6.05 MB · 10 Apr 2024BIOS zip6.05 MB
- T440-NM-A251.BINBIOS · NM-A251 · 6.22 MB · 10 Apr 2024BIOS zip6.22 MB
- AFS Lenovo ThinkPad T450 NM-A251 U49BIOS · NM-A251 · 5.84 MB · 1 Feb 2024BIOS rar5.84 MB
- AFS Lenovo Thinkpad T450 AIVLO NM-A251BIOS · NM-A251 · 5.94 MB · 1 Feb 2024BIOS rar5.94 MB
- AFS LENOVO THINKPAD T450 AIVLO NM A251 REV 1 0 UNLOCK PATCHEDBIOS · NM-A251 · 5.82 MB · 1 Feb 2024BIOS rar5.82 MB
- AFS Lenovo Thinkpad T450 AIVLO NM-A251BIOS · NM-A251 · 5.94 MB · 1 Feb 2024BIOS rar5.94 MB
- AFS Lenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FVBIOS · NM-A251 · 5.37 MB · 1 Feb 2024BIOS rar5.37 MB
- AFS Lenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FVBIOS · NM-A251 · 5.37 MB · 1 Feb 2024BIOS rar5.37 MB
- AFS LENOVO THINKPAD T450 AIVL0 NM A251 REV 1 0 2014 10 28 U49BIOS · NM-A251 · 5.84 MB · 1 Feb 2024BIOS rar5.84 MB
- AFS bios lenovo thinkpad t450 code board AIVLO NM A251 rev 1 0BIOS · NM-A251 · 11.0 MB · 1 Feb 2024BIOS rar11.0 MB
- Lenovo Thinkpad T450BIOS · NM-A251 · 16.0 MB · 8 Oct 2023BIOS bin16.0 MB
- Lenovo ThinkPad T450 NM-A251 U49BIOS · NM-A251 · 16.0 MB · 8 Oct 2023BIOS bin16.0 MB
- LENOVO T450 AIVL0 NM-A251 REV 1.0 20174-10-28BIOS · NM-A251 · 6.66 MB · 4 Oct 2023BIOS rar6.66 MB
- LENOVO T450 AIVL0 NM-A251 REV 1.0 20174-10-28
BIOS dump for the Lenovo ThinkPad T450, platform AIVL0, board NM-A251 revision 1.0, with a date in the name that appears to be mistyped.
BIOS · NM-A251 · 6.70 MB · 2 Oct 2023BIOS rar6.70 MB - Lenovo Thinkpad T450BIOS · NM-A251 · 16.0 MB · 18 May 2022BIOS bin16.0 MB
- Lenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FVBIOS · NM-A251 · 5.56 MB · 20 Apr 2022BIOS zip5.56 MB
- LENOVO THINKPAD T450 AIVLO NM-A251 REV 1.0 UNLOCK PATCHEDBIOS · NM-A251 · 5.83 MB · 20 Apr 2022BIOS rar5.83 MB
- Lenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FVBIOS · NM-A251 · 5.56 MB · 20 Apr 2022BIOS zip5.56 MB
- LENOVO THINKPAD T450 AIVLO NM A251 REV 1 1 0 UNLOCK PATCHEDBIOS · NM-A251 · 5.83 MB · 20 Apr 2022BIOS rar5.83 MB
- Lenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FVBIOS · NM-A251 · 5.56 MB · 20 Apr 2022BIOS zip5.56 MB
- LENOVO THINKPAD T450 AIVLO NM A251 REV 1 2 0 UNLOCK PATCHEDBIOS · NM-A251 · 5.83 MB · 20 Apr 2022BIOS rar5.83 MB
- THINKPAD T450 NM A251 REV 1 0 2014 10 28 U49 BIOS & EC
Combined BIOS and EC firmware package for the Lenovo ThinkPad T450, motherboard NM-A251 revision 1.0, dated 2014-10-28, with the U49 chip location noted in the name.
BIOS · NM-A251 · 6.18 MB · 30 Dec 2021BIOS zip6.18 MB - LENOVO THINKPAD T450 AIVL0 NM-A251 REV 1.0 2014-10-28 U49
Firmware dump for a Lenovo ThinkPad T450 on board NM-A251 rev 1.0, carrying the AIVL0 platform code and the 2014-10-28 date, with U49 marking the flash chip location on…
BIOS · NM-A251 · 5.90 MB · 30 Dec 2021BIOS rar5.90 MB - LENOVO THINKPAD T450 AIVLO NM-A251 REV 1.0 UNLOCK PATCHED
Firmware dump for the Lenovo ThinkPad T450 built on the LCFC AIVLO NM-A251 board, revision 1.0, marked as unlock patched.
BIOS · NM-A251 · 5.88 MB · 13 Jul 2021BIOS rar5.88 MB - Lenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FV
Lenovo ThinkPad T450 firmware for motherboard NM-A251, with the board code AIVL0, intended for a Winbond W25Q128FV flash chip, which is a 16 MB SPI part.
BIOS · NM-A251 · 5.60 MB · 10 Jul 2021BIOS zip5.60 MB - THINKPAD T450 (NM-A251) (REV 1.0)
BIOS dump for the Lenovo ThinkPad T450 on mainboard NM-A251, revision 1.0, stored as a 6.18 MB ZIP archive.
BIOS · NM-A251 · 6.18 MB · 5 Jul 2021BIOS zip6.18 MB - Lenovo ThinkPad T450 NM-A251 U49
Firmware archive for the Lenovo ThinkPad T450 built on the LCFC board NM-A251, with U49 noted in the name.
BIOS · NM-A251 · 5.90 MB · 20 Jun 2021BIOS rar5.90 MB - Lenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FV (Luirons Bios)BIOS · NM-A251 · 5.38 MB · 23 Feb 2021BIOS rar5.38 MB
- Lenovo Thinkpad T450 AIVLO NM-A251 (Luirons Bios)BIOS · NM-A251 · 5.96 MB · 22 Feb 2021BIOS rar5.96 MB
- Lenovo Thinkpad T450 AIVLO NM-A251
BIOS firmware for the Lenovo ThinkPad T450 on board NM-A251, carrying the AIVLO project code.
BIOS · NM-A251 · 5.96 MB · 13 Jan 2021BIOS rar5.96 MB - Lenovo ThinkPad T450 NM-A251 (U49 Main Bios)BIOS · NM-A251 · 5.84 MB · 4 Jun 2020BIOS rar5.84 MB
- Lenovo Thinkpad T450 AIVLO NM-A251
BIOS firmware set for the Lenovo ThinkPad T450, platform code AIVL0, motherboard NM-A251. The NM-prefixed number follows LCFC, Lenovo's in-house ODM.
BIOS · NM-A251 · 5.96 MB · 31 Jul 2019BIOS rar5.96 MB - Lenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FV
BIOS image archive for the Lenovo ThinkPad T450, matched to the LCFC motherboard NM-A251 with the project code AIVL0, and read from a Winbond W25Q128FV chip, which is a…
BIOS · NM-A251 · 5.56 MB · 21 Aug 2018BIOS zip5.56 MB - bios lenovo thinkpad t450 code board AIVLO NM-A251 rev 1.0
Firmware for the Lenovo ThinkPad T450, labeled with the board code AIVLO and the LCFC motherboard NM-A251 at revision 1.0.
BIOS · NM-A251 · 5.49 MB · 21 Aug 2018BIOS rar5.49 MB - AIVLO NM-A251BIOS · NM-A251 · 5.61 MB · 26 Oct 2017BIOS rar5.61 MB
NM-A251 archives
- NM-A251 TOP
Small RAR archive for the Lenovo board NM-A251, labelled TOP, most likely images or layout data for the top side of the PCB.
Archive · NM-A251 · 144 KB · 24 Nov 2025Archive rar144 KB - NM-A251 BOT
RAR archive for the Lenovo board NM-A251 marked BOT, presumably covering the bottom side of the PCB, packed in 176 KB.
Archive · NM-A251 · 176 KB · 24 Nov 2025Archive rar176 KB - Lenovo Thinkpad T450 NM-A251 UMA NM-A252 AIVL0 Rev1.0
RAR archive for the Lenovo ThinkPad T450 covering boards NM-A251, the UMA version with integrated graphics, and NM-A252, platform code AIVL0, revision 1.0.
Archive · NM-A251 · 1.26 MB · 1 Dec 2020Archive rar1.26 MB - Lenovo ThinkPad T450 NM-A251Archive · NM-A251 · 5.85 MB · 30 Sept 2019Archive rar5.85 MB
- Lenovo ThinkPad T450 NM-A251Archive · NM-A251 · 5.85 MB · 30 Sept 2019Archive rar5.85 MB
Questions about NM-A251
Is there a schematic for NM-A251?
Yes. Enginerys lists 12 schematic files for NM-A251. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for NM-A251?
Yes, 4 boardview files are listed. Open them with OpenBoardView or the viewer named on the file page.
Who makes the NM-A251 board?
NM-A251 follows the LCFC (Lenovo) numbering scheme (NM-xxxx). It is found in Lenovo devices.