Thinkpad E580 LCFC NM-B421 Boardview & Schematic
This page has the boardview and schematic for Thinkpad E580 LCFC NM-B421, a laptop motherboard from Lenovo. The board itself was engineered by Compal and carries board number NM-B421. 19 more files in the library share this board number, including Compal listings — they're listed below.
Download via TelegramSame board number 19
All files for NM-B421- E480-EE580 NM-B421 Rev 1.0 2017-10-30 BIOS & EC OKCompalNM-B421BIOS
- RTSx5455 NM-B421CompalNM-B421BIOS
- Lenovo Thinkpad E480 E580 LCFC NM B421 Rev1 0VVV Telegram BIOS RepairLenovoNM-B421BIOS
- ThinkPad E480 EE480 EE580 NM B421 Rev 1.0 2017 10 30 AMD 216 0905004LenovoNM-B421BIOS
- EE480 EE580 NM-B421 Rev 1.0 2017-10-30 BIOS 7 Kbec OkokCompalNM-B421BIOS
- E480 EE580 NM-B421 Rev 1.0 2017-10-30 BIOS & ECCompalNM-B421BIOS
- LENOVO E480 - NM-B421 Rev1.0LenovoNM-B421Boardview
- LENOVO E480 - NM-B421 Rev1.0LenovoNM-B421Boardview
- Thinkpad E580 LCFC NM-B421 DIS E480 E580 R1.0LenovoNM-B421Schematic
- LENOVO E480 EE480 EE580 NM-B421 REV 1.0 2017-10-30 i3-7020ULenovoNM-B421BIOS
- LENOVO E480 EE480 EE580 NM-B421 REV 1.0 2017-10-30 i5-8250ULenovoNM-B421BIOS
- Lenovo E480 EE480 EE580 NM B421 Rev 1.0 2017 10 30 Working BIOSLenovoNM-B421BIOS
- Thinkpad E580 LCFC NM-B421LenovoNM-B421BoardviewSchematic
- Lenovo Thinkpad E480 E580 LCFC NM-B421 Rev1.0 2017-10-30LenovoNM-B421BIOS
- Lenovo ThinkPad R480 NM B421 1 0 EE480 EE580 Original 16 MB BIOSLenovoNM-B421BIOS
- Lcfc NM-B421LenovoNM-B421Schematic
- Lenovo E480 E580, NM-B421 Clear MeLenovoNM-B421BIOS
- Thinkpad E480 EE480 EE580 NM-B421 Rev 1.0LenovoNM-B421BIOS
- Lenovo Thinkpad E480 E580 LCFC NM-B421 Rev1.0vvvLenovoNM-B421BIOS
Other Lenovo laptops
All Lenovo filesBIOSLENOVO 330-14IKB Type 81G2 - NM-B731 REV 1.0 BIOS & KBECLenovo · NM-B731BIOS520S 14IKB Type 81BL Type 80X2 4QCN43WW V2 07 Lenovo Ideapad.BINLenovoBIOSLenovo G 560.BINLenovoBIOSLenovo S5250-29 LA-D953P REV1.0 Working BIOS 100%Lenovo · LA-D953PSchematicLENOVO ThinkBook 15P Gen 2, LCFC HY520 NM-E021Lenovo · NM-E021SchematicLENOVO ThinkBook 14 G4+ IAP,Huaqin NB5979 NB5986 NB5979 MB V8 PDFLenovo · NB5979 · NB5986BoardviewLenovo ThinkBook 15P Gen 2 LCFC HY520 NM-E021 RevLenovo · NM-E021SchematicLENOVO ThinkBook 14 G4+ IAP,Huaqin NB5979 NB5986 NB5979 MB V8 PDFLenovo · NB5979 · NB5986
Questions about this file
Which board number is this Thinkpad E580 LCFC NM-B421 file for?
It's for board NM-B421, made by Compal. Compare it with the number printed on your PCB before relying on the file. Where to find it.
Which program opens this boardview?
Unpack the archive and open the file in OpenBoardView (free) or FlexBV. Boardview formats explained.
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 #3424 in the public Telegram channel @cynetitsolution, where the file can be downloaded with a free Telegram account.