A schematic diagram for Samsung hardware. Shared as “SM_A505U_Schematics_مخطط_صيانة_File_By_Support_HalabTech_Com.rar” — a .rar file, 7.15 MB.
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 @canalesquematicos. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
7-ZipWinRARThe Unarchiver (macOS)