HP LaserJet Enterprise M806x+ Black and White Laser Printer - Manual (Page 40)

3 Stapler/stacker output slots
4 Lower booklet door (access for clearing jams)
5 Front left door
6 Stapler 1
7 Lower paper delivery guide
8 Upper paper delivery guide
9 Top left door
10 Hole-punch unit (hole punch models only)
11 Hole-punch alignment knob (hole punch models only)
12 Chad collector (hole punch models only)
13 Hole-punch door (hole punch models only)
14 Saddle-stitch carriage, access to stapler 2 and 3
15 Paper-advancement knobs for clearing jams
32 Chapter 1 Finishing accessory overview ENWW