Fuji Xerox Versant 3100 Press Optional Units Manual page 71

Staple Cartridge for Saddle Stitch
1.
Make sure the printer has stopped operations, and
then open the cover of the Finisher.
2.
Pull out the Saddle Stitch Unit "3" toward you until it
stops.
3.
While holding the tabs on the staple cartridge, pull
out the cartridge to remove it.
4.
Remove jammed staples as shown in the figure.
Be careful not to get injured when removing jammed staples.
CAUTION
Chapter 7 Finisher
71