Harry, my LX7 should be here shortly and I would be happy to run any test you want.
If memory serves from the review, the aperture ring only works in A mode and M mode. So I am assuming that in M mode you can use the ring for aperture and the rear dial for shutter.
|In the Big Girl Chair by BryanKing|
from Baby Photography
|Ruby Red Dress by cjf2|
from High key portrait with RED
|Follow me home by eaa|
from Shades of Blue in Nature