Oki C710n - Manual (Page 13)

13 – C710n User’s Guide
can be loaded at one time, subject to a maximum stacking depth
of about 3/8-inch (10 mm).
Paper or transparencies should be loaded print side up and top
edge into the printer. Do not use the duplex (two-sided printing)
function.
Face down stacker_______________
The face down stacker on the top of the printer can hold up to 350
sheets of 20-lb. US Bond (75 g/m²) standard paper, and can
handle paper stocks up to 47-lb. US Bond (176 g/m²). Pages
printed in reading order (page 1 first) will be sorted in reading
order (last page on top, facing down).
Face up stacker _________________
The face up stacker at the rear of the printer should be opened and
the tray extension pulled out when required for use. In this
condition paper will exit via this path, regardless of driver settings.
The face up stacker can hold up to 100 sheets of 20-lb. US Bond
(75 g/m²) standard paper, and can handle stocks up to 58 lb. US
Bond (220 g/m²).
Always use this stacker and the multi purpose feeder for paper
stocks heavier than 47 lb. US Bond (176 g/m²).
Duplex unit ____________________
This option provides automatic two-sided printing on the same
range of paper sizes as tray 2 (i.e. all cassette sizes except A6),
using paper stocks from 20-28 lb. US Bond (75-120 g/m²).
Note:
The duplex unit comes as standard with dn models.