I did not change the setting for Dialog Enhancement, so it is the default setting for the HD-A2. When I get a chance, I will play around with that setting and see how it affects the volume.
I agree the picture quality is excellent when I watch the movie on my HD-A2. However, I really wonder about the audio. I pulled out my DTS "Demo #2" disc and it was definitely 10db louder during the launch sequence. Is the audio on "Demo #2" cooked? It certainly shakes my room a lot more than...