To stack A0/E or A1/D paper properly, set up the output basket in A0/A1/E/D stack mode.
Make sure that the output basket is in basic mode.
Carefully pull out bar 1 horizontally until it stops.
Bar 1
The output basket locks in the horizontal position.
Slide bar 2 toward 2B.
Hold both ends of bar 2.
Bar 2
2B
Slide bar 2 until it clicks.
When you start printing, make sure that the output basket is open as shown above.
Printed paper is output as shown in the illustration.