Video - How to Guide on Setting Up and Using the GC4 Watch the easy to follow how to video on setting up and using the GC4 below: Check out the full YouTube Channel here. Related articles Instructions - Original GC4 Why is my GC4 flashing and beeping? Video - How to Guide on Setting Up and Using the GF30 and Pressure Transfer Kit Instructions - GC4 (Touch Screen) - Other Languages Instructions GC4 - (Touch Screen) - English