John Ulrich M Mooresville , NC April 17, 2017 Appliance: Maytag Undercounter Dishwasher MDB7749SAW1 Maytag Dishwasher Mdb7749saw1: Corroded control panel cable. How to replace Dishwasher Control Panel Touch Pad. Easy to remove control panel. 4 screws inside the door. a pair of plastic clips around the circuit board. unplug the ribbon cable mounted on the control panel. i didn't need the extra cable between the ribbon cable and the control board install align the pins at the bottom of the panel with holes at the top of the door be sure to not pinch the cable ribbon. install the screws. dishwasher works like new Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes