KitchenAid KHMS155LSS 1000 Watts Microwave Oven "minute delay timer" Questions

...delay - first minute on timer no heating, then works fine My parents new Maytag microwave oven has a strange problem, almost like there is some kind of cook delay feature that stops it from heating ...

...Delay Start Express Cook Instant-on 1-6 minutes Instant On Controls Micro / Time Cook I & II 10 Power Levels Wire Oven Rack Cooktop Lighting - Bright/Night/Off Demo Mode Interior Oven Light - ...