HP 3900 series - Manual (Page 59)

Photo has an unwanted border
The following conditions can create an unwanted border.
For small photo paper
If the printout has an unwanted border, try the following solutions:
●
Align the print cartridges .
● Open the Printer Properties dialog box, click the Paper/Quality tab, and verify
that the selected paper size matches both the paper size that the photo is
formatted for and the size of the paper that is loaded in the printer.
● Open the Printer Properties dialog box, click the Paper/Quality tab, and then
select the Borderless Auto Fit check box.
● Verify that the software application you are using supports borderless printing.
For small photo paper with a tear-off tab
If the border appears below the tear-off tab, then remove the tab.
If the border appears above the tear-off tab, then align the print cartridges .
User's guide 57