A schematic diagram for Lenovo hardware (board NM-C871). Shared as “LCFC NM-C871 GY530 r0 (1).1.pdf” — a .pdf file, 2.08 MB.
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 @schematiclaptopramkushwaha. Enginerys does not host this file.
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.
Any PDF readerSumatraPDFFirefox / ChromeFlexBV (links PDF to boardview)