HP Deskjet 6840 Color Inkjet Printer - Manual (Page 95)

Printing
Follow these instructions to print a two-sided document:
1. Open the Print dialog box, and then select the Layout panel.
2. Select Print Both Sides.
3. Select Automatic.
4. Select the appropriate binding:
Book binding
Tablet binding
5. Change any other print settings that you want, and then click Print.
After the first side of the page is printed, the printer pauses while the ink dries.
After the ink is dry, the paper is pulled back into the duplexer and the reverse
side of the page is printed.
Note: Do not remove the paper from the printer until both sides of the page
have been printed.
HP Deskjet 6800 series printer User's Guide
95