welcome to the forum its a great place to get your questions answered. it sounds like you may have lost 12V power I would check the batteries and converter for proper operation.
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho