Welcome!
Most CD32 titles require the function buttons on the CD32 pad. Here is the link for an official Amiga CD32 joypad:
http://amigakit.leamancomputing.com/catalog/product_info.php?products_id=323We have a few copies of the CD32 manual so if you need the joypad we can put in a copy of the manual if requested.
To test the CD32- put a regular audio CD into the drive. It should display the CD player. This is a good way of testing the CD if you don't have any CD32 titles.