A boardview (component placement) file for Dell hardware (board 17538-1). Shared as “Dell 5070 17538-1.cad” — a .cad file, 700 KB.
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 @L9BCM2MdAgNjNDk1. 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.