Boardview for the Samsung Jinmao-L laptop platform, board number BA41-01432A, revision 1.0, provided as a 2.02 MB CAD file. BA41 numbers are Samsung's own part codes for mainboards. CAD layouts open in viewers such as FlexBV, OpenBoardView or BoardViewer and show parts placement, net connections and pin locations. It is handy for tracing rails, locating test points and checking components near a short. Compare the BA41 number and revision printed on the PCB 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 @boardviews. 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.