Erdal D Coral Springs , FL January 07, 2019 Appliance: Jenn-Air Over The Range Microwave JMC7000ADB Jenn-Air Microwave Jmc7000adb: Power completely went off. How to replace Fuse. Replaced the fuse. Everything is back to normal! 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes