Studer Vista 1 Operating Instructions Manual page 387

Vista 1 Digital Mixing System
menu shows all FX machines which are not used yet, and which fit the chan-
nel width (mono. stereo, surround) of the channel.
The patching, which is carried out automatically, will then show as follows :
This channel then gets the blue FX icon instead of the panning icon in the
Vistonics touch area (the panning can still be done in the channel 'misc' view).
Vista FX 1-11
Document generated: 18.04.17 SW V5.3