Hmmm....I'm not sure. I don't know how often the people that would be able to help you the most check this forum. If you register a free forum account and ask in the more trafficked forums there may be some users that know or it's more likely someone from customer support or engineering will hit this...
You might try contacting our customer support department directly I'm sure they'd be happy to try and find an answer for you:
1-800-KLIPSCH (1-800-554-7724)
Mon - Fri, 8AM - 5PM ET
Music is the traveller crossing our world, Meeting so many people bridging the seas...
-The Moody Blues
Currently Running:
Main System: 3x Heresy-III "Dark Cherry" (L/C/R), 2x RS-62, 2x RW-8, 1x Icon XW-500d.
Second System (ICON-W): 2x WF-35, WC-24, 2x WS-24, 4x WB-14. (All in "Cabernet")
Check out my system profile for more information...