HP Officejet Pro L7380 All-in-One Printer - Manual (Page 165)

Turn off the device after removing the printhead
After removing the printhead, turn off the device, wait about 20 seconds, and turn it on
again without the printhead installed. After it has restarted, reinsert the printhead.
Something on the page is missing or incorrect
Check the printheads
Print the print quality diagnostic page on a clean sheet of white paper. Evaluate any
problem areas, and perform the recommended actions. For more information, see
To
print the print quality diagnostic page .
Check the margin settings
Make sure the margin settings for the document do not exceed the printable area of
the device. For more information, see
Set minimum margins .
Check the color print settings
Make sure Print in Grayscale is not selected in the print driver.
Check the device location and length of USB cable
High electromagnetic fields (such as those generated by USB cables) can sometimes
cause slight distortions to printouts. Move the device away from the source of the
electromagnetic fields. Also, it is recommended that you use a USB cable that is less
than 3 meters (9.8 feet) long to minimize the effects of these electromagnetic fields.
Placement of the text or graphics is wrong
Check how the media is loaded
Make sure the media width and length guides fit snugly against the edges of the stack
of media, and make sure the trays are not overloaded. For more information, see
Load
media .
Check the media size
•
Content on a page might be cut off if the document size is larger than the media
that you are using.
• Make sure the media size selected in the printer driver match the size of media
loaded in the tray.
Check the margin settings
If the text or graphics are cut off at the edges of the page, make sure the margin
settings for the document do not exceed the printable area of your device. For more
information, see
Set minimum margins .
Check the page-orientation setting
Make sure the media size and page orientation selected in the application match the
settings in the printer driver. For more information, see
Change print settings .
Solve printing problems 161