Always hold the marked positions when lifting the output expander.
Check the space between the printer and output expander to confirm that the expander is
If the output expander does not fit in the printer, detach and install it again.
15. Remove the protective cardboard cover from the output expander, and then attach the stacker tray to the output
First, align the attachment side of tray to the printer. Then slide the tray down until its two projections catch the
holes on the metal panel as shown in the illustration.