Archive for the Meizu 16S, model code M1971, in zip format at 2.45 MB. The file name says nothing about the contents, though repair archives of this size commonly contain schematic sheets or component placement diagrams. Such material helps a technician follow power rails from the PMIC, locate charging and display connector circuitry, identify test points and track down shorts. Extract the package to verify what it holds, and match the model and board markings on the phone before relying on any measurements or part positions.
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 @esquematicosparatodos. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.