Boardview in CAD format for mainboard 6050A2945601-MB-A01, roughly 3.08 MB. Numbers starting with 6050A belong to Inventec board numbering, used on laptops built for brands such as HP; the file name does not state the laptop model. The layout opens in Boardviewer, OpenBoardView or FlexBV and shows every part, net and test point, helping to locate shorts and trace rails. The A01 suffix indicates the board revision, so check the full number on the PCB against it before relying on component placement.
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 @skclappybios. Enginerys does not host this file.
How to open a .cad file
GenCAD text export, the usual format for Compal, Quanta, Wistron and Dell / HP / Lenovo laptop boards.