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Lenovo ThinkPad E440 NM-A151 Schematic

Schematic NM-A151 Added: Sep 4, 2017 PDF · 1.8 MB

File details

TypeSchematic
BrandLenovo
ModelThinkPad E440
Board numberNM-A151
Board maker (ODM)Compal
DeviceLaptop
FormatPDF
Size1.8 MB
AddedSeptember 4, 2017
Updated
Original file nameE440 NM-A151 Lenovo ThinkPad E440 (1).pdf

Where to get the file

Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.

Alternative links

AwesomeHeader does not store this file. It was published in a public Telegram channel; the links above lead to the original post and its copies.

Description

A schematic for the Lenovo ThinkPad E440 laptop, board number NM-A151, produced by Compal and supplied as a 1.8 MB PDF named E440 NM-A151 Lenovo ThinkPad E440 (1).pdf. Technicians use a schematic like this to trace power rails, enable signals and the connections between chips when diagnosing no-power or charging faults. Check that the board number printed on your motherboard matches NM-A151 before working from the drawing, since similar models can use different layouts.

For board NM-A151 the catalog also has 8 BIOS dumps.

Description generated from the catalog data. ·

How to open it

Schematics are PDF files: any PDF reader works. Use the search in the PDF to jump to a net or part name, and keep the boardview open next to it if you have one.

Guide: How to Read Laptop Schematics: Rails, Nets, Sequence →

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Questions about this file

Which board is this schematic for?

It is for Lenovo ThinkPad E440 NM-A151. Compare the board number and revision printed on your PCB with the file details before relying on it.

How do I open the schematic?

It is a PDF file, usually inside an archive. Extract it and open it in any PDF reader; text search helps to find nets and parts.

Is there a boardview for the same board?

Check the related files below: files for the same board and model are listed first.

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