[Eric Sternberger] "But the problem persists: No Preview with 10bit Display-Setting, only works with 8bit... "
and you are using the EASY SETUP for your flavor of video and ProRes.
this was an issue in the very first 6.0 driver, I have not seen it on the Kona 7.0 driver.
Make sure you DID NOT install the 64bit driver - correct?
gary adcock
Studio37
HD & Film Consultation
Post and Production Workflows for the Digitally Inclined
Chicago, IL
http://library.creativecow.net/articles/adcock_gary/AJAIOHD.php