RAR archive of 282 KB named after Clevo board 6-71-NH5P0 with the suffix D02. Clevo uses the 6-71- prefix for its motherboard part numbers, and the suffix usually denotes a variant or revision. The name gives no hint of the contents, so open the archive to see whether it contains firmware or documentation. Clevo boards are sold under many resold brands, so match the board number on the PCB rather than the laptop label before relying on the file.
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 @boardviewschematicsfree. 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)