Originally Posted By: kcarlile
Yup, but I figure most devices have a battery that holds that stuff for a certain amount of time. After all, do you lose all your settings when the power goes out?

Most devices don't have a battery, just capacitors. So their settings persist when unplugged for a few minutes, but not hours. Some nicer/newer equipment will store settings in flash or some other sort of non-volatile memory, but that's pretty rare.

Pioneer PDP-5020FD, Marantz SR6011
Axiom M5HP, VP160HP, QS8
Sony PS4, surround backs
-Chris