A 43.1 KB PDF carrying the code 35cgq150, listed as a schematic. The name appears to be a component part number and offers no laptop model, brand or board revision. Its use is as a part reference: checking pinout and package, confirming polarity before fitting a new part, and comparing ratings with alternatives when the exact part is unavailable. Any PDF viewer opens it. Verify that the marking on the component you are working with matches this code exactly, suffix included, before relying on its contents.
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 @cyberlanelectonik. 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.