Schematic PDF for the Samsung Galaxy J2 smartphone, model SM-J200F, around 5.21 MB in size. The file is for component-level repair work, such as checking PMIC output rails, tracing the charging circuit and USB port, following display and touch signals, and locating test points on the main board. Open it with any PDF reader. Because Samsung builds several regional variants of the same phone, compare the model code on the sticker under the battery with SM-J200F before trusting component values or pinouts.
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 @Schematics_Mobile. 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.