Canon C9075 PRO Operating Manual page 57

8
Gently push the staple case into the stapler unit, until it is securely in place .
Always make sure to insert the staple case far as it can go.
9
Close the front cover of the finisher .
When closing the front cover of the finisher, be careful not to get your fingers caught, as this may result in personal injury .
Staple Finisher-A1/Booklet Finisher-A1/Puncher Unit-BF1/Inner Booklet Trimmer-A1 (Optional)
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