The LG EBR87463764 Refrigerator Main PCB Assembly regulates essential refrigerator functions to support reliable system operation. This replacement electronic control board processes signals from multiple components and operates functions such as the compressor, evaporator fan, defrost cycle, and temperature management according to programmed settings. Installed within the refrigerato... https://www.hnkparts.com/lg-ebr87463764-refrigerator-main-pcb-assembly