SCH

Lenovo IdeaPad 3-15ADA05 LCFC NM-C821 GS450 GS550&GS750.pdf

Schematic for Lenovo 3-15ADA05 / GS450 / GS550&GS750 · board NM-C821 · 4.5 MB · shared in 2 Telegram posts.

TXTAbout Lenovo IdeaPad 3-15ADA05 LCFC NM-C821 GS450 GS550&GS750 schematic

Lenovo IdeaPad 3-15ADA05 LCFC NM-C821 GS450 GS550&GS750 is a free Lenovo 3-15ADA05 / GS450 / GS550&GS750 motherboard schematic diagram for board NM-C821. The PDF file is 4.5 MB. It was first posted on 15 Jan 2024 and is available in 2 Telegram channels.

The NM-C821 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 board packs, a boardview and BIOS dumps — see all NM-C821 files.

Type
Schematics
Format
.pdf · PDF schematic
Size
4.5 MB
Brand
Lenovo
Board number
NM-C821
Model
3-15ADA05, GS450, GS550&GS750
First posted
15 Jan 2024
Last posted
8 Oct 2026
Sources
2

Tags

J1Download NM-C821 schematic from Telegram

R1How to download Lenovo IdeaPad 3-15ADA05 LCFC NM-C821 GS450 GS550&GS750

  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 Lenovo IdeaPad 3-15ADA05 LCFC NM-C821 GS450 GS550&GS750.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-C821. 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.