Quote Originally Posted by Dr.Kollig
I guess you can set times between 1/60 and 1/1000 but not the others, between 1/60 and 1/30 you have 1/50 sync and starting with 1/30 you have the mechanics for long time which work only in steps. Maybe I can find the source I got this info from. Personally I stick with the times and change the aperture between the clicks.

That's about what I gleaned from the manual when I had the chance to breeze through one. Your statement is more clear however. If you do find the reference please post it.
Thanks to you and shaggy for your help,