Canon ImageCLASS MF7480 - Manual (Page 284)

10‑15
Maintenance
1
Press the button on the left cover
of the main unit, and open the left
cover.
2
Open the front cover.
3
Rotate the unlock lever until it
clicks.
Make sure that the ▼ (down arrow) on the
lever is aligned with the ▲ (up arrow) of the
(Unlock) icon position before proceeding.
4
While grasping the handle of the
cartridge holder, pull the cartridge
holder out of the machine until it
stops.