Kathy S Wausau , WI August 16, 2019 Appliance: Frigidaire Washer ATF7000ES1 Frigidaire Washer Atf7000es1: Main control board had erratic beeping and lights flashing when not in use. How to replace Control Board. Replaced the Main Control Board 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes