Compal boardLaptop mainboardUpdated 2025-09-12
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LA-B091P schematic, boardview & BIOS

Compal board used in Lenovo B50-70, Lenovo B50-80, Lenovo E40-70, Lenovo IdeaPad 305 15IBD and 1 more models. ZIWB3 ZIWE1 ZIWB2 Lenovo B50-70 Lenovo B50-80 Lenovo E40-70 Lenovo IdeaPad 305 15IBD Lenovo G50-70 ZIWB2302

Files for LA-B091P (22)

TypeFormatFile nameRev SizeAddedDownloadMirror
Schematic .pdf ZIWB2_ZIWB3_ZIWE1_LA_B091P_R10_0210_R1_0_0212_DIS.pdf — 3.1 MB Telegram —
Schematic .pdf vinafix_com_ZIWB2_ZIWB3_ZIWE1_LA_B091P_R10_0210_R1_0_0212_DIS.pdf — 3.1 MB Telegram —
Schematic .pdf NPCE288NA0DX_KB9012_La-B091.pdf — 81 KB Telegram —
Schematic .pdf ZIWB2 ZIWB3 ZIWE1 LA-B091P R10 0210 R1.0 0212 DIS.pdf 1.0 3.1 MB Telegram —
Schematic .rar COMPAL LA-B091P R1.0 SCHEMATICS.rar 1.0 1.5 MB Telegram —
Schematic .pdf Lenovo B50-70 compal_la-b091p_r1.0_schematics.pdf 1.0 1.7 MB Telegram #1
Schematic .pdf Lenovo B50-70 LA-B091P_r1.0_2014_b50-70.pdf 1.0 3.0 MB Telegram —
Schematic .pdf Lenovo B50-70 LA-B091P_r1.0_2014_b50-70(1).pdf 1.0 3.0 MB Telegram —
Boardview .rar LENOVO B50-70 COMPAL ZIWB3 LA-B091P BOARDVIEW (.BDV) .rar — 318 KB Telegram —
Boardview .zip LENOVO B50-70 COMPAL ZIWB3 LA-B091P BOARDVIEW (.B.zip — 389 KB Telegram #1
Boardview .rar LENOVO B50-70 COMPAL ZIWB3 LA-B091P BOARDVIEW (.BDV) .rar — 363 KB Telegram #1
BIOS .rar AFS E40-80 3.0 LA-B091P REV3.0.rar 3.0 3.8 MB Telegram —
BIOS .rar AFS Lenovo B50-80 LA-B091P Rev 2.0-BIOS&EC(IO).rar 2.0 3.7 MB Telegram —
BIOS .rar AFS Lenovo_B50_80_LA_B091P_Rev_2_0_B.rar 2.0 3.7 MB Telegram —
BIOS .rar AFS lenovo_b50_80_la_b091p_rev_2_0_E1ZIWB2302.rar 2.0 3.2 MB Telegram —
BIOS .7z AFS lenovo_b50_80_la_b091p_rev_2_0.7z 2.0 3.2 MB Telegram —
BIOS .rar AFS Nuvoton_ MIC IO_Nuvoton_compal_la-b091p_lenovo_b50-70.rar — 55 KB Telegram —
BIOS .rom lenovo b50-70 + ZIWB2 ZIWB3 ZIWE1 LA-B091P.ROM — 8.0 MB Telegram —
BIOS .zip Lenovo E40-70 LA-B091P.zip — 3.4 MB Telegram —
BIOS .rar IDEAPAD_305_15IBD_ZIWB2_ZIWB3_ZIWE1_LA_B091P_REV_2_0_2014_09_12.rar 2.0 7.4 MB Telegram #1
BIOS .rom Lenovo G50-70_ZIWB2302_LA-B091P_DIS.ROM — 8.0 MB Telegram —
BIOS .zip ZIWB2 ZIWB3 ZIWE1 LA-B091P REV 3.0.zip 3.0 3.7 MB Telegram #1 #2

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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.