Canon IMAGERUNNER 2020 - Manual (Page 213)

Paper Drawers 7-11
Rou
tin
e Ma
int
ena
nce
7
9
Change the paper size plate to match the new paper size.
10
Gently push the paper drawer back into the machine until it
clicks into place in the closed position.
CAUTION
When returning the paper drawer to its original position, be careful not to
get your fingers caught, as this may result in personal injury.