10.Fit the first five holes in the paper over the sprocket pins as shown below. Now close the sprocket covers.
11.Slide the right sprocket to remove any slack in the paper. Make sure the paper is straight and has no wrinkles. Pull the sprocket lock lever forward to lock the sprocket in place. After you lock the right sprocket, it may still move slightly; this is normal.
sprocket lock lever
Note:
Be careful not to pull the paper too tightly when adjusting the right sprocket.