Answer Hello Jack. Test for power to the clock assembly. If there is power there and no display, you will need to order and replace the clock assembly on the unit. You can test this with a multi-meter TJMA-DMT3. Here is a link on how to use a multi-meter. http://forum.appliancepartspros.com/oven-repair-including-ranges-cooktops/4810-how-check-continuity-ohmmeter.html Read More... Answered by AppliancePartsPros.com | Thursday, August 1, 2013