hello, new to forum but need help. i have a Samsung dryer model # dv52j8700ep/a2. we have replaced the thermister, motor, and control board. it will power on, you can select what you want via the dial and touchpad, but when you hit the start button you hear a slight noise and the display goes out! you can press the power button again and do this serveral times. we have checked everything (to the best of our knowledge). any ideas? thanks for the help