Perform these series of steps:
Your new Reconcile database should now be listed under the Databases node of SQL Server Enterprise Manager.
Create the SQL Server ODBC Source
Your SQL Database ODBC source should now be listed under either the "User DSN" or "System DSN" tab depending upon which one you selected in Step 2.
Initialize the Reconcile SQL Server Database
Test the Reconcile SQL Server Database
The Reconcile window should be displayed to you.