Press [Paper Setting] on the [MACHINE] screen to display the [Paper Setting] screen.
Configure paper settings for Main Body Trays, Paper Feeder Unit PF-709, Multi Bypass Tray Unit MB-507, Large Capacity Unit LU-411, Large Capacity Unit LU-412, and the upper tray/lower tray of Post Inserter PI-502.
For details about Paper Setting, refer to Paper Setting: Setting Paper for Tray.