Gerber Edge Owner's Manual page 22

Installing the eyepiece in the tool carriage.
8. Sight through the eyepiece and slow slew the material so that the
registration mark is exactly centered in the eyepiece as shown. You
may slow slew one step at a time by tapping the slew key, or
continuously slow slew by pressing the slew key.
View of the registration mark through the eyepiece.
9. Remove the eyepiece from the tool carriage.
10. Put the knife in the tool carriage.
11. Press F8 on the GRAPHIX ADVANTAGE keyboard to cut the
job.
12. Press the plotter RUN SINGLE key when the plotter indicator light
blinks.
13. When the job is cut, slew the vinyl out of the machine and weed the
job.
Getting Started with the GERBER EDGE 17