The first step is to decide which direction to move data in. If your definitive set of data is in your SQL database, select SQL to FileMaker Pro. If the definitive data source is your FileMaker database, select FileMaker Pro to SQL.
If you have saved a previous set of mappings, you can select it from the popup menu of saved mappings. If you don't have any saved mappings or wish to create a new set of mappings, select New Mapping.
Press the Next button to continue to the next step, Selecting the FileMaker Pro database (or if you selected a previous mapping, you would move on to the last step.