To modify the outlink of an item playing on air :
- Click on the "In-Track" tab (or on the "In-Track" icon if you have configured the In-Track in dialog box 
).
- Select an item from anywhere (Browser, cart, playlist...) and drag it to the In-Track tool.
- Place the playhead (vertical red line) where you want the new outlink point.
- Click on the "Outlink" icon 
.
- Once you have set the new position of the outlink point, you can adjust it. Indeed, The place of the outlink can be modified by drag and drop or thanks to the following arrows : 
Validate by clicking on 
.
Your outlink is replaced.