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Lenovo IdeaPad 720S DS321 NM-B331 Schematic

Schematic NM-B331 Added: Feb 7, 2021 RAR · 5.9 MB

File details

TypeSchematic
BrandLenovo
ModelIdeaPad 720S
Board numberNM-B331
PlatformDS321
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size5.9 MB
AddedFebruary 7, 2021
Updated
Original file nameLenovo_IdeaPad_720S_13IKB_LCFC_DS321_NM_B331_rev_1_0_Schematic.rar

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

Schematic for the Lenovo IdeaPad 720S laptop, board number NM-B331, platform DS321, built by Compal and listed as revision 1.0. The file is a RAR archive of about 5.9 MB. A schematic like this lets a technician trace power rails, enable signals and the paths between chips when diagnosing no-power or charging faults. Check that the board number and revision printed on your board match the file before relying on it, since layouts differ between revisions of the same model.

The catalog also lists 2 BIOS dumps for board NM-B331.

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 IdeaPad 720S DS321 NM-B331. 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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