5. Close the metal part of the staple cartridge.
6. Insert the staple cartridge until it stops.
7. Close cover M.
Cannot eject paper from the stacker unit correctly
If the paper is falling down or does not shift correctly while being ejected, first check if the paper is
supported by the stacker unit. See “1000-Sheet Stapler/Stacker Unit” on page 208 for details about
specifications for supported paper.
AL-C500 Series User's Guide
Using Optional Stapler/Stacker Unit
124