Dikran S Valley Glen , CA February 07, 2020 Appliance: Maytag Gas Dryer MDG9700AWW Maytag Dryer Mdg9700aww: Drier would not turn on you could hear it hum but display wouldn't light up. How to replace Control Board. I replaced the Control board as mentioned at Appliance Parts Pros.com repair section problem and answer. 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes