When you first set up SheetCAM you should run the Set Up Wizard. Running the Sheet CAM Wizard will let you set general parameters for sheetcam.
Settings like:
Units
Post Processor
Plasma or Mill
This will give you a basics setup for SheetCAM and get you going. You can also change these settings later at any time. In this video, we show you where to change these SheetCAM settings later.