Oki C5100 User Manual page 88

1. Press the cover release and open the printer's top cover fully.
If the printer has been powered on, the fuser is hot. This
area is clearly labelled. Do not touch.
2. Note the positions of the four cartridges: Cyan (1), Magenta (2),
Yellow (3), Black (4):
WARNING!
C5100 Replacing Consumables • 88