First you need to start AutoCAD and then start the CAD Pack application using the desktop icon. If you want to download a catalog using the software, you can select from the menu Products Catalogs -> Download Catalogs. In order to place a product from a catalog in AutoCAD, you first need to select the product inside the CAD pack application, select Placement Option and then click Place. Now your AutoCAD window will become active and you can place the product using the cursor.
For more information, you can try the Tutorial options available in CAD Pack software or the Help option.
