LCFC boardLaptop mainboardUpdated 2026-04-26
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NM-B452 schematic, boardview & BIOS

LCFC board used in Lenovo IdeaPad 320 15IKB, Lenovo IP520, Lenovo IdeaPad 320 15IKB 520 15IKB. EG721 EZ511 EG522 EG521 GDDR5 Lenovo IdeaPad 320 15IKB Lenovo IP520 Lenovo IdeaPad 320 15IKB 520 15IKB

Files for NM-B452 (7)

TypeFormatFile nameRev SizeAddedDownloadMirror
Schematic .pdf Lenovo_Ideapad_320_15IKB_EG521_EG522_EZ511_EG721_NM_B452_DIS.pdf — 33 MB Telegram —
Boardview .rar Lenovo_Ideapad_320_15IKB=EG521_EG522_EZ511_EG721_NM_B452_DIS_Boardview.rar — 32 MB Telegram —
Boardview .tvw NM-B452 R02_DIS.tvw 0.2 6.8 MB Telegram —
BIOS .rar AFS_LENOVO_IP520_EG521_EG522_EZ511_EG721_NM_B452_REV_1_0_outimage.rar 1.0 4.8 MB Telegram —
BIOS .rar EG521 EG522 MB Kabylake-U42 NM_B452 REV0.2 pdf.rar 0.2 3.5 MB Telegram —
BIOS .rar EG523_MB_Kabylake_U42_AMD_R17M_M1_70_GPU_with_GDDR5_NM_B452_REV0.rar 0 3.9 MB Telegram —
Board photos .rar NM-B452 REV 1.0 PHOTO.rar 1.0 12 MB Telegram —

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Models using this board

Model names are taken from the file names as published; always confirm the board number printed on your PCB.

How to open these boardview files

FormatOpens with
.tvw Tebo-ICT View, BoardViewer (Borneo), FlexBV