Just stack the trays on the machine, place the lid on with the vents open and plug in.
Then, all you have to do is wait.
The next morning:
I had to try them right away, so I did. And then I put some in my oatmeal too :)
The overall result was great, and I loved them! They tasted much cleaner than regular dried fruit, without any extra oil or sugar. My little project was a success and I can only hope that a dehydrator of my own is in the future (do I really have to wait til Christmas??).