Well, thank the Lord for that. It would be rather sad (although not in the least surprising), if the lessons we learned 25 years ago had been lost by our successors...
Cap'n Scribble, Zirrr,
Can I respectfully ask you to amend your thread title to something a bit less confusing? "FCU Altitude Selections", perhaps? At first I thought you were on about the altimeter sub-scale (hPa/inHg) selector.