Part of a Samsung SM-J250F (Galaxy J2 Pro) schematic set, numbered 6 in the series, a 1.11 MB PDF. Each part usually covers a different block such as power management, RF, display or charging, so open them together for a full picture. Technicians use these pages to trace supply lines, find test points and identify components around a fault. Open it in any PDF viewer and confirm that the model and revision on the page match the phone.
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 @mobileshematic. 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)