HP LaserJet 9050 Printer series - Manual (Page 115)

ENWW Clearing jams 113
3 Turn the large green knob until the blue dot appears in the window of the stapler unit.
4 Turn the small green knob at the top of the stapler unit clockwise until the staple cartridge
moves to the left of the stapler unit.
CAUTION The blue dot must appear in the window of the stapler unit before you remove the staple cartridge.
If you try to remove the staple cartridge before the blue dot appears in the window, you could
damage the finisher.
5 Remove the staple cartridge.