How To Clear A Staple Jam Which Occures In Saddle Stitcher Unit (Saddle Finisher-Am2) - Canon imagePRESS C800 Series Troubleshooting Manual

Chapter 1
Always make sure to insert the staple case far as it can go.
8) Close the front cover of the finisher.
[Caution] When closing the cover, be careful not to get your fingers caught, as this may result in personal injury.

1.1.3.4.3 How to clear a staple jam which occures in saddle stitcher unit (Saddle Finisher-AM2)

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[ Manual-related ]
Description
If a staple jam occurs, the location of a staple jam and procedures for clearing the jam are displayed.
If you press [Close], you can continue operations, such as scanning originals, even if the jammed paper is not removed.
[Caution]
Take care when handling the optional equipment that is attached to the machine. When an optional unit's cover is opened to replace a staple cartridge, discard the
punch waste, discard the trim waste, discard the staple waste, or clear paper or staple jams, prints may still be output if other optional units are operating normally,
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