Quinn P Green River, Wy , WY March 10, 2022 Appliance: General Electric Room Air Conditioner AZ65H12DABW2 Ge Room Air Conditioner Az65h12dabw2: The screen flashed on and off and would skip when anything was pressed. How to replace Main Board. Everything tested good, put a control board in from another unit to test, same issue. Screen would just flash on and off. Put in the new Main Board flipped the switches plugged it in and away it went. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes