The Samsung DE81-03597A SVC-CPU Drawer Relay Board manages electrical signals for the connected drawer system and its operating components. This electronic board uses relays to switch electrical power to designated parts in response to commands from the appliance's control system. It coordinates the operation of connected components by regulating power distribution according to the se... https://www.hnkparts.com/de81-03597a-smg-svc-cpu-drawer-relay-board/4-DE81-03597A.html