The Samsung RFG297HD Oven has some known problems that occur often. Here are some easy to do solutions for the problems or error codes your Samsung might be giving you.
There is a communications failure between the Touch Panel Controller on the ASSY PCB Main and the ASSY Touchpad.
The Control Panel is locked and does not allow any entry via the Touchpad, although the Control Dial ASSY can change selections.
Certain functions like the OTR lights or the exhaust fan activate without user input.