Schematic package for the X170SM board, delivered as a PDF inside a RAR archive. X170SM follows Clevo model numbering, though the name itself gives no revision. At 8 MB the archive likely holds a full multi-page set. Technicians use it to trace power rails, check the sequence of enable and power-good signals, and find components related to a fault on high-power gaming laptops of this type. Confirm that the board marking matches before relying on 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 @schematicslaptop. 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.