Display Shows 0:00, Tone Sounded and Dial Halo is Flashing (Double Ovens Only) Last updated Save as PDF Possible Cause What to Do You have not selected an oven cavity You must select an oven (UPPER or LOWER) before you can set Automatic cooking functions. Still Need Help? You may need assistance from one of our qualified service technicians. Click on the button below to schedule a visit. BOOK A SERVICE or Contact Us