Boardview in BRD format for the Quanta 0P9 board, number DA0P9MB16D0, compressed into a 111 KB RAR. BRD boardview files open in tools like OpenBoardView, FlexBV or BoardViewer and show part placement, net names and test points on both sides of the PCB. Use it alongside the schematic to probe voltages, locate the parts on a shorted rail and verify connections. Before working, confirm that DA0P9MB16D0 printed on your motherboard matches this 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 @cyberlanelectonik. 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)