Cynthia P Aiea , HI September 21, 2014 The door hinge to the refrigerator did not function properly due to a bad or worn screw there were no lights on when the door opened and the display board was dark The repair man came out and put the new door hinge on the refrigerator and it is now working very well. I can see inside the refrigerator when I open the door and the display lights up properly. The repair was a success. Read More... Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Pliers, Screwdrivers, Wrench Set