No you had to hold Select to go to the settings, Press skipforward until “Demo” option appears, then turn the dial right until it says Demo Off. I have a feeling the mistake could have been an accidental reset to default demo behaviour or activating satellite radio somehow through one of the modes.

He replaced it in the last few years but just didn’t know how to work it. One of those things when you “press something” and it stops working the way you want.