Motorola archive titled Moto Z Power with model code XT1650, compressed as a 12.7 MB RAR. The name does not explain its contents, which could be schematics, service notes or layout images for this handset or its power edition. Extract it with any RAR-capable tool and review everything before use. Repair documents of this kind help locate the charging circuit, trace supply rails and find measurement points. Double-check the model on the phone label, because XT1650 covers more than one Moto Z edition with differing hardware.
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 @esquemaseletricos. 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.