HP J5780, J5788, J5750, J5740 manual Printouts have vertical streaks, Printouts are slanted or skewed

Solution: Load paper with the print side down. For example, if you are loading glossy photo paper, load the paper with the glossy side down.

Printouts have vertical streaks

Cause: The paper type is not suitable for the HP All-in-One.

Solution: If the paper you are using is too fibrous, the ink applied by the HP All-in- One might not fully cover the surface of the paper. Use HP Premium Papers or any other paper type that is appropriate for the HP All-in-One.

For more information on choosing paper, see Understand specifications for supported media.

Cause: The glass or automatic document feeder of the sending fax machine is dirty.

Solution: If you have vertical lines or streaks on the fax, the sender's fax machine might have dirt or dust on the glass or automatic document feeder. Check with the sender to see if the glass or automatic document feeder is clean.

Printouts are slanted or skewed

Cause: The paper is not feeding properly or is loaded incorrectly.

Solution: Make sure the paper is loaded correctly.

To load full-size paper

1.Remove the output tray.

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