HP Deskjet 5850 Color Inkjet Printer - Manual (Page 86)

Follow these steps if the image is printed at an angle:
1. Remove all paper from the In tray.
2. Load the photo paper correctly in the In tray.
3. Verify that the paper guides fit firmly against the media.
4. Follow loading instructions for the media type.
printout has an unwanted border
for most photo paper types
If the printout has an unwanted border, then calibrate the printer .
for photo paper with a tear-off tab
If the border appears below the tear-off tab, then remove the tab.