Circuit diagram for the Samsung Galaxy A7 2018 in its SM-A750G variant with the GN suffix, provided as an 880 KB PDF. It is useful for following battery and charger rails, locating the parts behind no-power or no-charge faults, and checking connector pinouts for the display and sub-board. Any standard PDF viewer will open it. Regional A750 versions share much of their design but can differ in RF and SIM circuitry, so check the model code on the device label before trusting component values.
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 @smart_repair_phone. 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.