HP Photosmart C6340 All-in-One Printer - Manual (Page 168)

Cause: The wrong kind of paper was loaded in the input tray.
If this did not solve the issue, try the next solution.
Solution 5: Clean the printhead
Solution: If the previous solutions did not resolve the issue, try cleaning the
printhead.
After cleaning the printhead, print a print quality report. Evaluate the print quality
report to see if the print quality problem still exists.
For more information, see:
• “Clean the printhead” on page 127
• “Print and evaluate a print quality report” on page 129
Cause: The printhead needed to be cleaned.
If this did not solve the issue, try the next solution.
Solution 6: Contact HP support
Solution: Contact HP support for service.
Go to:
www.hp.com/support .
If prompted, choose your country/region, and then click Contact HP for information
on calling for technical support.
Cause: There was a problem with the printhead.
The printout has a horizontal band of distortion near the bottom of a borderless
print
Try the following solutions if your borderless print has a blurry band or line on the bottom
of it.
NOTE: For this issue, there is not a problem with your ink supplies. Therefore,
replacing the ink cartridges or printhead is not necessary.
• Solution 1: Check the paper type
• Solution 2: Use a higher print quality setting
• Solution 3: Rotate the image
Solution 1: Check the paper type
Solution: HP recommends that you use HP papers or any other paper type that is
appropriate for the product.
Always make sure the paper you are printing on is flat. For best results when printing
images, use HP Advanced Photo Paper.
Store photo media in its original packaging inside a resealable plastic bag on a flat
surface in a cool, dry place. When you are ready to print, remove only the paper you
Print quality troubleshooting 165
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