Oki C5550 MFP User Manual page 186

1. Access the driver's [Properties] window.
the driver defaults" on page
2. Select the [Device Options] tab.
In the Windows XP PostScript driver the tab may be called
"Device Settings".
3. Set the options for any devices you have installed,
including the correct number of paper trays, high capacity
feeder, duplex unit, etc.
4. Click [OK] to close the window and save your changes.
183.)
C5550 MFP User's Guide
A guide to printing > 186
(See "Changing