1. I'm not sure how that is implemented. Unless somebody else has a thought, I'd quiz
Outlaw Support .
2. There's nothing that I would call "haze," but the illumination from the active elements does seem to "glow" outward slightly. It's only noticeable up close, which may be because of the slightly tinted glass of my cabinet door.
3. Yep, it is normal and intentional - it allows folks who want to set up macros on other universal remotes to have discrete "on" and "off" commands for the power. Since you have an MX-500, this means that you can have one macro that turns things on (in our system, there's a macro that turns on the TV, cable box, and the 990 with the cable input active, plus a macro that turns the TV, cable box, and 990 off).