Teresa M Sandy , OR April 11, 2017 Appliance: Maytag Undercounter Dishwasher MDB7749AWW2 Maytag Dishwasher Mdb7749aww2: Control panel lights not working dishwasher not starting. How to replace Dishwasher Control Panel. Turned off breaker to appliance. Used torx head screwdriver to remove 6 screws. Unplugged ribbon from computer motherboard to old control panel. Popped out motherboard from old panel using flat head screwdriver. Attached ribbon from new panel to motherboard, popped the motherboard into new panel, put screws back in, turned breaker back on and dishwasher worked beautifully again! One of the easiest home repair fixes I've ever done. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes