HP J4550 Copy defects are apparent, Paper mismatch, Vertical white or faded stripes, Unclear text

Copy defects are apparent

•Vertical white or faded stripes

The media might not meet Hewlett-Packard media specifications (for example, the media is too moist or too rough). See Understand specifications for supported media for more information.

•Unwanted lines

The scanner glass, lid backing, or frame might need cleaning. See Clean the device for more information.

•Black dots or streaks

Ink, glue, correction fluid, or an unwanted substance might be on the scanner glass or lid backing. Try cleaning the device. See Clean the device for more information.

•Copy is slanted or skewed

◦Make sure that the ADF input tray is not too full.

◦Make sure that the ADF width adjusters are snug against the sides of the media.

•Unclear text

◦Try adjusting the contrast and copy-quality settings.

◦The default enhancement setting might not be suitable for the job. Check the setting and change it to enhance text or photographs, if needed.

•Large, black typefaces look splotchy (not smooth)

The default enhancement setting might not be suitable for the job. Check the setting and change it to enhance text or photographs, if needed.

•Horizontal grainy or white bands in light-gray to medium-gray areas

The default enhancement setting might not be suitable for the job. Check the setting and change it to enhance text or photographs, if needed.

The device prints half a page, then ejects the paper

Check the ink cartridges

Make sure the correct ink cartridges are installed and the ink cartridges are not low on ink. For more information, see Manage the device and Work with ink cartridges.

HP cannot guarantee the quality of non-HP ink cartridges.

Error messages appear

“Reload document and then reload job”

Press the OK button, and then reload the remaining documents (up to 20 pages) in the ADF. For more information see Load originals.

Paper mismatch

Check the settings

From the copy software on your computer, open the printer driver and verify that the media size and type settings match the media loaded in the device.

Solve copy problems 135