A boardview (component placement) file for Lenovo hardware (board NM-D472). Shared as “NM-D472 REV1.0 (.tvw).zip” — a .zip file, 2.40 MB.
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 @generalbios. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Built-in OS tools7-Zip