Andrew G Rockledge , FL June 11, 2021 Appliance: Frigidaire Refrigerator FFHB2740PP8A Frigidaire Refrigerator Ffhb2740pp8a: Numbers and indicators on display panel not working. How to replace Dispenser User Interface Control Board. Replaced the user interface panel. Four screws and 3 idiot proof wired connections. Hardest part was pulling the fridge out from the wall to unplug it before the swapping part. 6 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes