Specify the distance of the cut from each edge.
Press [Cut 3 Edges].
Make sure that [Specify Cut Size] is selected.
Enter the position of the cut for each edge using the number keys, and then press [].
Press [Head Edge], and then enter the cut position for the head edge using the number keys.
Press [Tail Edge], and then enter the cut position for the tail edge using the number keys.
You can adjust the position of the fore edge cut from 6.0 to 50.0 mm (0.24 to 1.96 inches) in 0.1 mm (0.01 inches) increments.
You can shift the position of the head and tail edge cuts from 6.0 to 28.0 mm (0.24 to 1.10 inches) in 0.1 mm (0.01 inches) increments.
For details about how to perfect bind, see Perfect Binding.