For the duplex unit
PostScript driver
®
1. Click
Start
2. Highlight the printer name and click
3. Click the
Device Settings
sure that
Duplex
Setting
list.
4. Click
OK
and close the Printers dialog box.
C9300/C9500 Windows NT 4.0 Printer Drivers • 290
® Printers.
Settings
tab. Under
is set to
Installed
File
then Properties.
Installable
Options, make
in the
Change 'Duplex'