Laptop motherboard

Ideapad 320 15IKB DG421 DG521 DG721 NM B241 NM B242 Schematic

This page lists the schematic for Ideapad 320 15IKB DG421 DG521 DG721 NM B241 NM B242, a laptop motherboard by Lenovo. The board was designed and built by Compal under board number NM-B241 / NM-B242. The same board number appears in 7 more files, including Compal listings — see below.

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Brand
Lenovo
Category
Laptops
Model
DG421 DG521 DG721
Manufacturer (ODM)
Compal
Board number
NM-B241 NM-B242
Contents
Schematic
Available on
Telegram
File name
Ideapad_320_15IKB_DG421_DG521_DG721_NM_B241_NM_B242 PDF.rar

Same board number 7

All files for NM-B241

Other Lenovo laptops

All Lenovo files

Questions about this file

What is the board number of Ideapad 320 15IKB DG421 DG521 DG721 NM B241 NM B242?
The file is for board NM-B241, NM-B242, made by Compal. Check that the same number is printed on your PCB before you rely on the file. Where to find it.
What can I do with the schematic?
Use the power-sequence and power-rail pages to find where a no-power or no-image fault starts, then locate the parts with a boardview. No-power diagnosis plan.
Is the download free?
Yes. The button opens post #7530 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.

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