Its changing menu's on the touch screen by its self. It will even go to the EQ screen and change user settings then pop to another menu...ect Ive Also noticed that the EQ setting have no affect on the audio....... It acts like a the main prosesser is bad if it has one. I was just wondering if this is a common prablem with this unit or Im I just lucky........lol Also .....Is thier a site that sells a repair manual and parts list for it