● The duplexer is attached to the printer.
● The duplexer is enabled in the printer software.
● The media type and size selected on the Paper/Quality tab are supported by the
duplexer.
For a list of supported media types and sizes, see the specifications for the duplexer:
– Automatic Two-Sided Printing Accessory
– Auto Two-Sided Print Accessory with Small Paper Tray
Only one side of the page prints when the two-sided printing option is enabled
Verify that the following conditions exist:
● The correct print options are set in both the printer software and the software
program that you are using.
● The photo paper is not curled, if you are printing on two-sided photo paper. Photo
paper should be flat before printing. See storing and handling photo paper for more
information.
● If the media type or size is not supported by the duplexer, you can print the document
by using the manual two-sided printing instructions.
The media type and size that is selected on the Paper/Quality tab are supported
by the duplexer.
Note Do not try to print a two-sided document on single-sided paper, such
as single-sided photo paper.
Binding margin is in the wrong place
1. Open the Printer Properties dialog box.
2. Click the Finishing tab.
3. Verify that the following conditions exist:
– Flip pages up is not selected for binding along the side (book binding).
– Flip pages up is selected for binding along the top (tablet binding).
For more information, see two-sided printing.
Paper size changes when the two-sided printing option is selected
The paper size is not supported by the duplexer.
Colors look faded
If the colors look faded, try printing the two-sided document by using the manual two-
sided printing instructions.
Automatic Two-Sided Printing Accessory specifications
Dimensions when attached to printer
124.6 mm (4.9 in) tall x 320.5 mm (12.62 in) wide x 77.7 mm (3.06 in) deep
Skew (second side of printed page)
Plain paper: +/- .009 mm/mm (.009 in/in)
Chapter 12
158 HP Deskjet 6980 series
