HP Deskjet 6620 Color Inkjet Printer - Manual (Page 161)

For a list of supported media types and sizes, see the specifications for your
duplexer:
• Automatic Two-Sided Printing Accessory
• Auto Two-Sided Print Accessory with Small Paper Tray
Paper size changes when the two-sided printing option is selected
The paper size is not supported by the duplexer .
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 .
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.
• The media type and size that is selected on the Paper/Quality tab are supported
by the duplexer .
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 .
Note: Do not try to print a two-sided document on single-sided paper, such
as single-sided photo paper.
Colors look faded
If the colors look faded, try printing the two-sided document by using the manual
two-sided printing instructions .
HP Deskjet 6600 series printer
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