Dell 2130cn Service Manual page 555

Chapter 3 Removal and Replacement Procedures (RRPs)
29) Remove the one screw (silver, M4,
6mm) that fixes the rear side of the
DISPENSER ASSY to the printer.
30) Release the hole of the DISPENSER
ASSY from the boss of the printer, move
the DISPENSER ASSY to backward.
Remove the DISPENSER ASSY from the
printer.
3 - 104