Gigabyte GA-B85M-D3H boardview for revision 1.2, stored in TVW format at about 2.63 MB. Gigabyte prints revision numbers on its boards, and layouts can differ between revisions, so check the board marking near the PCIe slots before probing. The view shows component locations, net connections and test points for tracing power rails, VRM faults or a short. TVW files are opened with Teboview or Tebo-ICT style viewers; most general boardview readers do not support this format.
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 .tvw file
Binary boardview from Tebo-ICT test software, frequent for Gigabyte, MSI and many newer laptop boards.