emulating DEC VT's generally meant the full featureset of DEC ANSI escape sequences for cursor positioning, saving, colors, bold, etc. It would not include emulating fonts.

i googled and found this picture of a Link MC5 screen, though it's monochrome, don't know if they would have changed that.

https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg...