LCFC NM-A491 BMWD1 R1.0 Schematic
This page has the schematic for LCFC NM-A491 BMWD1 R1.0, a laptop motherboard from Lenovo. The board itself was engineered by Compal and carries board number NM-A491. 4 more files in the library share this board number, including Compal listings — they're listed below.
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LCFC NM-A491 BMWD1 r1.0 PDFSame board number 4
All files for NM-A491- BMWD1 NM-A491 Rev 1.0 2015-08-03CompalNM-A491BIOS
- Lcfc NM-A491LenovoNM-A491Boardview
- Lenovo IdeaPad 300-17ISK LCFC BMWD1 NM-A491LenovoNM-A491Files
- Lenovo B71-80 NM-A491 Rev. 1.0 BIOS + ECLenovoNM-A491BIOS
Other Lenovo laptops
All Lenovo filesBoardviewSchematicLenovo ThinkPad T14s Gen 2 - NM-E091 REV1.0Lenovo · NM-E091BoardviewLenovo L540 12290-1LenovoBIOSLENOVO Legion 5 15ARH05 BIOS GY535 GY536 NM D191 REV 1.0 EUCN22WWLenovo · NM-D191BIOSLENOVO 100E 2ND Gen Notebook Lenovo Type 82GJ BM5015 V1 2 FRCN21WWLenovoBIOSLENOVO ThinkPad X1 Tablet 3RD Gen Type 20KJ 20KK Type 20KK DMX3ALenovoSchematicLCFC NM-C681 R0.1Lenovo · NM-C681BIOSLENOVO IDEAPAD Flex 5 14ALC05 Type 82HU LC56 14A SVT 203021 1 GJCN26WWLenovoBIOSLenovo Z400 Z500 VIWZ1 Z2 LA 9063P Rev 1.0 2013 01 10 Working BIOSLenovo · LA-9063P
Questions about this file
Which board number is this LCFC NM-A491 BMWD1 R1.0 file for?
It's for board NM-A491, made by Compal. Compare it with the number printed on your PCB before relying on the file. Where to find it.
How do I use the schematic for diagnosis?
Start with the power-sequence and power-rail pages to find where a no-power or no-image fault begins, then locate the parts with a boardview. No-power troubleshooting plan.
Is the download free?
Yes. The button opens post #12288 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.