Canon imageRUNNER ADVANCE C5560i III User Manual page 1192

5
Load the new staple case to the staple cartridge.
● Insert the tab on the end of the staple case into the staple cartridge, then lower the staple case to attach it.
6
Hold the green tab on the staple cartridge and push it in as far as it will go.
7
Close the front cover of the finisher.
Maintenance
1178