I have a burnt-out little fuse on the mother board of my LG refrigerator (model below). I'd like to replace it but I couldn't figure out its voltage. it's written on it on the board next to the fuse: R7. Could you advise?

Model Number GR G572 JCV
Class: N
serie N: 3850JZ2178V

faisal khakifa, August 2012