Are the JC1's brand new? They do take quite a while to break-in so even if you were to try them they won't be at their best for several weeks from my experience. So even if you were to take the effort to set them up you won't get the true flavor without considerable time.
It's hard to argue with an all Ayre system, especially since all of your components are Twenty.
It's hard to argue with an all Ayre system, especially since all of your components are Twenty.