Translations:Filler/7/en

2. GUI
One of six patterns must then be designated for the Filler to determine what to do with the specified area. This pattern must be input using only Bricks and/or Glass in the 3x3 grid of the GUI. An acceptable pattern will then show a special icon in the right of the GUI and on all sides of the Filler block itself. The lights on the top of the Filler will also turn green, indicating it is ready to be powered.