Quanta G3P boardview with board number DAG3PMB18B0, in CAD format at 1.22 MB. The DA...MB numbering is Quanta's, and the characters after MB normally encode the board revision. CAD boardview files open in tools such as OpenBoardView, FlexBV or Boardviewer and show part placement, nets and test points on both board sides. They are used to trace signals, locate faulty components and measure rails. Confirm the code printed on the PCB matches DAG3PMB18B0 before relying on the 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 @smschematics. 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.