D-15650 3-way Power Supply board. The Norcold part number is usually located on the board and it will match the model number along with the board number. Dinosaur numbers are the same as Norcold except where noted and has a three year warranty registration card included with each board. Replaces Norcold Board #61565022. AC/ DC Gas Operation. Model#: 8663, 8683 DE Board#: D-15650