PDF schematic covering the Samsung SM-G950F, 4.28 MB in size. The name does not mention a board revision or any other variant detail. Technicians use such a schematic to follow power rails, check PMIC and charger outputs, read connector pinouts and locate the parts involved in display, camera, audio or charging faults, as well as to narrow down a short on a supply line. It can be opened in any PDF viewer. Verify the main board marking on the handset matches before depending on component placement.
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 @schematic_mobiles. 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.