3. Remove any envelopes from the feed rollers inside
the printer.
4. Reinsert and close the tray.
Clear paper jams in the HP Stapling Mailbox
The following information describes how to clear a paper jam in the HP Stapling Mailbox. When a jam occurs, the
control panel displays one of the following error messages and an animation that assists in clearing the jam.
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13.E1.XX Jam at Standard Output Bin
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13.70.XX MBM Jam
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13.8X Stapler/Stacker Jam
198 Chapter 9 Solve problems ENWW