Peter B Bethel , CT November 07, 2015 Appliance: Maytag Electric Range MER6875AAS Maytag Range Mer6875aas: The display on my maytag dual oven range was blank although the range top burners wored. How to replace Controlsw. Removed the old control board (4 screws) and installed the new one. The connections were color coded so rewiring was a snap. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes