Canon imageRUNNER ADVANCE C5560i III User Manual page 1196

3
Remove the (two) staple cartridges while pulling down the lever towards yourself.
4
Remove the empty staple case.
● While holding both sides of the top of the empty staple case, lift up the staple case to remove it.
5
Remove the new staple case from its box.
6
Load the new staple case to the staple cartridge.
Maintenance
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