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- Nm-b452BIOS · NM-B452 · 4.95 MB · 12 Jun 2020BIOS zip4.95 MB
- NM-B452 ECROMBIOS · NM-B452 · 128 KB · 15 Dec 2024BIOS bin128 KB
- Photos NM-B452Archive · NM-B452 · 20.2 MB · 2 Nov 2023Archive zip20.2 MB
- NM-B452 R02 DISBoardview · NM-B452 · 1.20 MB · 13 Jul 2022Boardview rar1.20 MB
- NM-B452 SR3LA N17S-G1-A1BIOS · NM-B452 · 8.00 MB · 9 May 2025BIOS bin8.00 MB
- nm-b452 gd25q64 sunil.BIN ClrMeBIOS · NM-B452 · 8.00 MB · 6 May 2025BIOS bin8.00 MB
- [BOARDVIEW] NM-B452 R02 DIS.tvwBoardview · NM-B452 · 2.47 MB · 22 Apr 2025Boardview zip2.47 MB
- NM-B452 Rev 02 BDV(PK)Boardview · NM-B452 · 1.20 MB · 19 Aug 2025Boardview rar1.20 MB
- NM-B452 (8K BIT OTP) SR3LA N17S-G1-A1BIOS · NM-B452 · 8.00 MB · 9 May 2025BIOS bin8.00 MB
- G320 KBL-R I+N NM-B452 SIT SCHSchematic · NM-B452 · 3.02 MB · 22 Apr 2025Schematic pdf3.02 MB
- [BIOS] 320-15IKB (TYPE 80XL, 80YE) NM-B452 (IDEAPAD)BIOS · NM-B452 · 4.82 MB · 22 Apr 2025BIOS rar4.82 MB
- NM-B452BIOS · NM-B452 · 4.81 MB · 25 May 2023BIOS rar4.81 MB
- EG521 EG522 MB Kabylake-U42 NM B452 REV0.2 pdfSchematic · NM-B452 · 3.51 MB · 4 Jan 2023Schematic rar3.51 MB
- EG521 EG522 EZ511 EG721 NM-B452 Rev1.0 2017-07-03BIOS · NM-B452 · 8.00 MB · 12 May 2025BIOS bin8.00 MB
- Lenovo Ideapad 320 LCFC EG521 EG522 NM-B452 Rev 0.2Schematic · NM-B452 · 16.3 MB · 12 May 2025Schematic pdf16.3 MB
- Lenovo Ideapad 320 15IKB=EG521 EG522 EZ511 EG721 NM B452 DISSchematic · NM-B452 · 31.6 MB · 13 Jul 2022Schematic rar31.6 MB
- 320 15IKB Type 80XL, 80YE ideapad EG521 EG522 EZ511 EG721 NM B452BIOS · NM-B452 · 10.2 MB · 16 Sept 2025BIOS zip10.2 MB
- 320 15IKB Type 80XL, 80YE NM B452 ideapad telegram BIOS Repair 2025BIOS · NM-B452 · 5.08 MB · 16 Sept 2025BIOS zip5.08 MB
- Lenovo Ideapad 320 LCFC EG521 EG522 NM-B452 Rev 0.2 PDFSchematic · NM-B452 · 16.3 MB · 19 Aug 2025Schematic pdf16.3 MB
- LENOVO IP520 EG521 EG522 EZ511 EG721 NM B452 REV 1 0 outimageBIOS · NM-B452 · 8.00 MB · 9 May 2025BIOS bin8.00 MB
- LENOVO IP520 EG521 EG522 EZ511 EG721 NM B452 REV 1 0 outimage telegramBIOS · NM-B452 · 5.15 MB · 24 Sept 2025BIOS zip5.15 MB
- LENOVO IDEAPAD 320 15IKB EG521 EG522 EZ511 EG721 NM B452 REV 1 0BIOS · NM-B452 · 10.3 MB · 24 Sept 2025BIOS zip10.3 MB
- ideapad EG521 EG522 EZ511 EG721 NM B452 REV 1 0 CLEAR ME telegramBIOS · NM-B452 · 5.20 MB · 23 Sept 2025BIOS zip5.20 MB
- AFS LENOVO IP520 EG521 EG522 EZ511 EG721 NM B452 REV 1 0 outimageBIOS · NM-B452 · 4.81 MB · 1 Feb 2024BIOS rar4.81 MB
- SKB Lenovo Ideapad 320 LCFC EG521 EG522 NM-B452 Rev 0.2 PDFSchematic · NM-B452 · 4.14 MB · 24 Apr 2022Schematic rar4.14 MB
- Lenovo 320-15IKB NM-B452 Rev-1.0 CLR ME OK 8th genBIOS · NM-B452 · 8.00 MB · 5 Aug 2021BIOS bin8.00 MB
- EG523 MB Kabylake U42 AMD R17M M1 70 GPU with GDDR5 NM B452 REV0Archive · NM-B452 · 3.87 MB · 4 Jan 2023Archive rar3.87 MB
- 520 15IKB EG521 EG522 EZ511 EG721 NM B452 REV 1 0 2017 07 03 CLEARBIOS · NM-B452 · 5.26 MB · 16 Sept 2025BIOS zip5.26 MB
- 520 15IKB EG521 EG522 EZ511 EG721 NM B452 REV 1 0 2017 07 03 CLEBIOS · NM-B452 · 8.00 MB · 5 May 2025BIOS bin8.00 MB
- ideapad EG521 EG522 EZ511 EG721 NM-B452 Rev 1.0BIOS · NM-B452 · 4.91 MB · 15 Dec 2023BIOS rar4.91 MB
- Lenovo Ideapad 320-15IKB - NM-B452 REV1.0 BoardView(PK)Boardview · NM-B452 · 1.18 MB · 19 Aug 2025Boardview rar1.18 MB
- 320-15IKB (Type 80XL, 80YE) NM-B452 (ideapad)BIOS · NM-B452 · 4.82 MB · 18 Jun 2019BIOS rar4.82 MB
- NM-B452 REV 1.0 PHOTO
Archive of photographs of the Lenovo NM-B452 motherboard, revision 1.0, about 12 MB in total. NM-prefixed numbers follow LCFC's pattern for Lenovo boards.
Archive · NM-B452 · 12.2 MB · 8 Feb 2025Archive rar12.2 MB - LENOVO IP520 EG521 EG522 EZ511 EG721 NM B452 REV 1 0 outimage
Lenovo IdeaPad 520 archive for board NM-B452, revision 1.0, listing project codes EG521, EG522, EZ511 and EG721, 4.82 MB RAR.
Archive · NM-B452 · 4.82 MB · 20 Apr 2022Archive rar4.82 MB - NM-B452 R02 DIS.tvw
Lenovo boardview for the LCFC NM-B452 mainboard, revision R02, in the DIS variant (discrete graphics).
Boardview · NM-B452 · 2.52 MB · 10 Apr 2021Boardview zip2.52 MB - LENOVO IDEAPAD 320 15IKB EG521 EG522 EZ511 EG721 NM B452 REV 1 0
BIOS archive for the Lenovo IdeaPad 320-15IKB on the LCFC NM-B452 motherboard, revision 1.0.
BIOS · NM-B452 · 19.5 MB · 28 Jul 2022BIOS rar19.5 MB - Lenovo Ideapad 320 15IKB EG521 EG522 EZ511 EG721 NM B452 DIS
Archive for the Lenovo IdeaPad 320-15IKB covering EG521, EG522, EZ511 and EG721 platform codes on LCFC board NM-B452, discrete-graphics version.
Archive · NM-B452 · 31.9 MB · 27 Apr 2021Archive zip31.9 MB - Lenovo Ideapad 320 15IKB=EG521 EG522 EZ511 EG721 NM B452 DIS Boardview
Boardview archive for the Lenovo IdeaPad 320-15IKB, motherboard NM-B452 in its DIS version with a discrete GPU.
Boardview · NM-B452 · 31.6 MB · 26 Apr 2026Boardview rar31.6 MB - LENOVO IdeaPad 320 15IKB 520 15IKB EG521 EG522 EZ511 EG721 NM B452
Lenovo IdeaPad 320-15IKB and 520-15IKB archive tied to LCFC motherboard NM-B452, also listing platform codes EG521, EG522, EZ511 and EG721.
Archive · NM-B452 · 9.63 MB · 4 Apr 2026Archive rar9.63 MB - NM-B452 R02 DIS
Mainboard layout for LCFC board NM-B452, revision R02, discrete-graphics (DIS) version, as a 6.78 MB .tvw file for Lenovo hardware.
Boardview · NM-B452 · 6.78 MB · 16 Sept 2021Boardview tvw6.78 MB