They're for plugging in things like cd and dvd players. The Switched connections are turned on and off with the receiver and the Un-switched connection is active all the time (like a wall outlet). Pay attention to the 300W Max warning. Don't plug a plasma display into any of them.
"Everyday room": Panasonic 58" Plasma, Dish HD DVR, Pioneer Elite vsx-23, BDP-23 BR, dv58avi universal dvd player, Paradigm Studio 20 V1, CC-450, Dayton HSU-10 subwoofer.
"Movie/Music room": Toshiba 65" DLP, Dish HD receiver, Marantz 7005, CC-4003, BD-7006, Polk LSI25's-LSi7's-LSiC, 2 original Dayton 10" "Mighty-Mites" subwoofers. (subject to change without notice).
Also have MB Quart Vera VS05 +.....too much to list. Help me.