Mine was beeping and not doing very much at all. I reset it by turning the power off on the button panel at the front (mains still on), holding down the 3 other buttons, and while till holding these 3 buttons press the on button.
Hope this helps
Jase
June 2008
I can answer this question...
How can i reset my Whirlpool Dishwasher model ADG-7554?