Data Source Selection Page (Report Manager)
Use the Data Source Selection page to select an existing shared data source item to use with a report or a report model. You can also use this page to select a different data source. To view the data source type or connection string, you must navigate to the shared data source and open the property pages. The following icon indicates a shared data source item:
To open this page, select a report, click the Properties tab at the top of the page, and then click the Data Sources tab at the side of the page. On the Data Sources properties page, click Browse.