Digital BW, The Print

>After installing and using the 3mk's for a bit the ink levels 
>for the three carts still shows max full...

As far as I know the chips MIS is shipping with the 3-MK carts are normal
chips that show the ink levels correctly.  You may just be noticing the
extent to which using high density inks save you money.  You'll get a lot of
prints out of those carts.  (The best for the least works for me!)

Paul
www.PaulRoark.com