download all five files CS80_Diagram.z01 CS80_Diagram.z02 CS80_Diagram.z03 CS80_Diagram.z04 CS80_Diagram.zip put them in one directory doubleclick on CS80_Diagram.zip
For those who still are hav'ing troubles I uploaded it unzipped to my website:
Florian Am 22.12.2014 um 15:16 schrieb joachim.milson@... [yamahacs80]: > > Downloading and unzipping the files works fine for me. >