Welcome to the forum!
The search function will help you find some answers. It's not the best, but at this stage of ownership you will find something useful and interesting by spending some quality time with "Search".
There's a pre-purchase checklist floating around here, too, and you might learn something by running down that checklist.
The Library section on this forum has a collection of Owner's Manuals, model brochures, etc.
You can also find a very nice collection of videos on YouTube, here's one, and the remainder will be connected: