Oki PRO510DW User Manual page 92

ITEM
Traym Config, Legal 14
where m is in Paper
range 1 to 5
(similar
arrangement
for all trays)
VALUE
Legal 14
Legal 13.5
User's Guide> 92
DESCRIPTION
Sets the length of the
legal paper in Tray.
Change this to Legal
13.5 if that is the
standard legal size in
your country.