Turn power off. Return all switches to original state. With power on, flip ID switch 1 of the DIPswitch on rear panel. Wait 5 seconds and return switch to original position. 805 Close ID switch 4 of S4.
Return switch back to original state.
218 Press and hold the Escape button until menu appears. Using up arrow select yes for novram re-set. Using up or down arrows select either yes or no to clear curves. Press enter to initialize. Wait 5 seconds, return to original position.