Sharp MX-7090N User Manual page 124

BEFORE USING THE MACHINE►PERIPHERAL DEVICES
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When staples remain, the staple cartridge cannot be removed.
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Make a proof copy in staple sort function to verify that stapling takes place correctly.
Remove the empty staple cartridge.
Insert a new staple cartridge into the
staple case.
Push the staple case in until it clicks into place.
Install a staple case.
Push the staple case in until it clicks into place.
Close the front cover.
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