Unplug the range from the wall outlet to avoid electrical injury while replacing the Ceran cooktop.
Open the oven door. Remove the two Phillips screws under the front edge of the cooktop.
Raise the cooktop slightly and pull it toward you 2 to 3 inches to access the wiring harness. Unplug the plastic connector to detach the cooktop wiring.
Lift the cooktop off of the top of the range.
Set the replacement Ceran cooktop on the range and plug the plastic connector into the wiring harness. Push the cooktop into place against the range backguard.
Replace the two removed Phillips screws to secure the new cooktop to the range. Close the oven door.