Second, much smaller PDF of the LCFC NM-C811 schematic for the Lenovo S550, only 670 KB compared with the larger copy of the same board. The size suggests a partial set, a compressed version or a separate excerpt, so check the page count before relying on it. LCFC is the Lenovo ODM using NM- board numbers. Schematics like this help trace power rails, signals and connector pinouts during repair. Open it in a PDF reader and confirm the board number and revision on the PCB match those in the title block.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @LaptopsBoardview. Enginerys does not host this file.
All sources (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @LaptopsBoardview | 20 Feb 2023 | Open file on RM Schematics |
| @generalschematics | 19 Oct 2024 | Open file on RM Schematics |
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.