VISTA STAR - LED DESTINATOR PROGRAMMING MANUALS Our three control units and their operating information is shown below.  Click on the link below for information on your control unit. VST500 (USB) Controller VS500 (Compact Flash) Controller VS500-USB Controller      Programming Manual      Programming and Operation      Internet Programming      Programming Manual      Programming Signs      Operation Manual      Internet Programming      Programming Manual      Programming and Operation      Internet Programming If you need further assistance with your Vista Star - LED Destinator Sign System please call us at 248-623-6400 during our office hours of 8:00 am to 4:30 pm Monday through Friday.