How does an iPod work?
how does an ipod work
I don't know if crevz answer is what you were asking for. But if not, then you should expand your question.
This forum has tear downs, that demonstrate the construction of the iPod: iPod Original Repair
I've made this post that explains the way the cover of the iPod Classic is opened: http://shadowofcertainty.blogspot.com/20...
Lots of questions have been answered, and you can browse them. Start by clicking on the Solutions tab to the right on this page.