Oki C7300 C7100/C7300/C7500 User's Guide: Windows - Page 251

DUPLEX PRINTING (PRINTING ON BOTH SIDES OF THE PAPER) NOTE The optional duplex unit must be installed in the printer and enabled before duplex printing can be carried out. • Standard paper sizes only. • Paper weight range 20 to 28 lb. US Bond (75 to 105 g/m²). • Paper must be loaded print side up. • Only Tray 1, optional Trays 2 and 3, and the High Capacity Feeder trays can be used for duplex printing. The MP tray cannot be used for duplex printing. NOTE These instructions explain how to change the settings as you are printing a job. If you wish to change the settings to apply to all jobs: • Click Start ® Settings ® Printers. • Right click the appropriate printer name. then select Properties. • Follow steps 3, etc., below: note that the Properties screen for setting defaults will have more tabs. To print a document on both sides of the paper: 1. Open the file in your application and select File ® Print. 2. In the print dialog box, click the appropriate OKI C9x00 driver, then click Properties (or Setup, or your application's equivalent). C7100/C7300/C7500 Operation • 250