 The humbuckers were switched to Dimarzio Super II's in 1982.Each of the humbuckers is equipped with a coil cut switch.In summation, there is one 5 way pickup selector, one master volume control, one tone control which affects the neck and bridge pickups, and one which affects the middle pickup as well as three mini toggles, two for the coil-cut of the bridge and middle pickups respectively and one for the on-board effects loop on/off.