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.
Use the following procedure to navigate to this location in the user interface (UI).
To open the Data Source Selection page
Open Report Manager, and locate the report or model for which you want to select a data source.
Hover over the report, and click the drop-down arrow.
In the drop-down menu, click Manage. This opens the General properties page for the report or model.
Select the Data Sources tab.
In the properties pane, select A shared data source and then click Browse.