Ricoh Aficio IS 2425 - Manual (Page 87)

Changing the Paper Size
79
6
H
Lock the side lever.
I
While pressing the release lever, adjust the back guide to the new paper
size.
J
Adjust the paper size selector to the new paper size.
K
Gently push the paper tray in until it stops.
L
Check the paper size shown on the display panel.
Reference
p.80 “Changing to a size that is not indicated on the paper size selector”
ZEWY200E
ZEWY210E
ZEWY220E