Boardview for the MSI MS-7758 desktop board at revision 2.0, held in a 681 KB ZIP archive. It shows where each part, pad and net lies on the PCB, making it practical for locating test points, tracking a short to the failed capacitor or MOSFET and following signals between chips. Viewers such as OpenBoardView or FlexBV usually handle files of this type after extraction. Since an older rev 0A package is also catalogued for this model, confirm your board reads rev 2.0 before working from this layout.
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 @IT_SERVICE_WORLD. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.