KitchenAid KEMC377K Convection / Microwave Oven "timer motherboard working" Questions

motherboard problem in a KEMI300wbl3.After a powersurge the clock will set and the oven timer will work but the keypad resets to 0000 when I press start There are electrolytic filter capacitors on the

...timer as she intended. Could this be a fuse or is it the motherboard? how do i fine the fuses/circuit breakers inside the ove?. Is there a way to get the wiring diagram for this thing? It may be as ...

...timer counts down, etc. Just no heating. Help! You probably don't want to hear all this, but: Microwave ovens are generally not a fix it yourself item. You need the proper test equipment and knowlege ...