NM-C681 S550 Rev01.pdf
Schematic for Lenovo S550 · board NM-C681 · 1.4 MB · shared in 3 Telegram posts.
TXTAbout NM-C681 S550 Rev01 schematic
NM-C681 S550 Rev01 is a free Lenovo S550 motherboard schematic diagram for board NM-C681. The PDF file is 1.4 MB and covers board revision 01. It was first posted on 20 Jul 2023 and is available in 3 Telegram channels.
The NM-C681 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-C681 files.
- Type
- Schematics
- Format
- .pdf · PDF schematic
- Size
- 1.4 MB
- Brand
- Lenovo
- Board number
- NM-C681
- Model
- S550
- Revision
- 01
- First posted
- 20 Jul 2023
- Last posted
- 12 Sept 2025
- Sources
- 3
Tags
MSGFrom the Telegram post
LCFC NM-C681 r0.1 Schematic
J1Download NM-C681 schematic from Telegram
- Schematic & Bios & Boardview laptop 💻 @schematiclaptopramkushwaha · 12 Sept 2025Open post
- GENERAL BIOS 💻💻 @generalbios · 27 Sept 2023Open post
- Cynet @cynetitsolution · 20 Jul 2023Open post
R1How to download NM-C681 S550 Rev01
- Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
- You don’t need to join the channel. Tap the file NM-C681 S550 Rev01.pdf to download it.
- Open it with Any PDF reader or SumatraPDF.
If a post was deleted, try another source above or search for NM-C681. 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.