The project planning board is based on the SAP Gantt chart. In the following steps make only those settings, which you require specifically or additionally for working with it in the Project System.
You can make all other general settings for the project planning board in Customizing for SAP graphics.
From the project planning board in the Project System, you can access other SAP graphics (hierarchy graphic, network graphic) as well as the graphical planning table for capacity leveling. You must make all system settings that do not apply specifically to the Project System in Customizing for SAP graphics or in Customizing for capacity planning.