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E440 NM-A151 Lenovo ThinkPad E440 (1).pdf

Schematic for Lenovo E440 · board NM-A151 · 1.8 MB · shared in 10 Telegram posts.

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TXTAbout E440 NM-A151 Lenovo ThinkPad E440 schematic

E440 NM-A151 Lenovo ThinkPad E440 is a free Lenovo E440 motherboard schematic diagram for board NM-A151. The PDF file is 1.8 MB. It was first posted on 4 Sept 2017 and is available in 10 Telegram channels.

The NM-A151 schematic shows the complete circuit of the motherboard: the always-on 3VALW / 5VALW rails, the battery charger, CPU core and memory power, USB, display, audio and the BIOS/EC section. Use it to trace no-power, no-display, short-circuit and not-charging faults on Lenovo boards.

For the same board you can also find BIOS dumps and board packs — see all NM-A151 files.

Type
Schematics
Format
.pdf · PDF schematic
Size
1.8 MB
Brand
Lenovo
Board number
NM-A151
Model
E440
First posted
4 Sept 2017
Last posted
15 Jul 2026
Sources
10

Tags

NM-A151 schematicNM-A151 schematic diagramLenovo NM-A151Lenovo E440 schematicLenovo E440 motherboardLenovo E440 circuit diagramLenovo schematic pdflaptop schematic diagramLenovo laptop schematic diagramschematic free download

J1Download NM-A151 schematic from Telegram

R1How to download E440 NM-A151 Lenovo ThinkPad E440

  1. Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
  2. You don’t need to join the channel. Tap the file E440 NM-A151 Lenovo ThinkPad E440 (1).pdf to download it.
  3. Open it with Any PDF reader or SumatraPDF.

If a post was deleted, try another source above or search for NM-A151. Step-by-step help: downloading from Telegram.

.PDFWhat is a .pdf file and how to open it?

PDF schematic. A circuit diagram of the motherboard, page by page.

Open with:

  • Any PDF reader
  • SumatraPDF
  • Your web browser

Tip: Press Ctrl+F and search for a part (PU1, PQ3) or a net name (+3VALW, PWR_EN) to jump straight to it.