Mark P Mount Vernon , WA May 12, 2020 Flashing lights on the control panel of the refrigerator and flapping ice door. Installed the new "High Voltage Board" (took about t 10 minutes) and programmed the new board to my refrigerator's code. Very easy and it no more flashing lights or flapping ice-maker door. 5 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes