Table 18. Solving print image-quality problems (continued) 190 Chapter 6 - Troubleshooting EN Problem Cause Solution The printed The priority input tray is not in place. Adjust the priority input tray. page has a The print density setting is too high. Decrease the amount of background gray shading through the device configuration background. utility. The media basis weight is too high. Change the media to a lower basis weight. The humidity level is too low. Very low humidity can increase the amount of background shading. Move the product to a different location, or decrease the background shading through the device configuration utility. The print cartridge needs to be replaced.
Replace the print cartridge. Toner smears If the toner smears appear on the leading Wipe the media guides with a dry, lint- appear on the edge of the media, the media guides are free cloth. printed page. dirty. The media you are using does not meet Make sure that the media meets HP’s specifications (for example, it is too specifications detailed in the Print Media moist or too rough). Guide for the HP LaserJet family. The print cartridge needs to be replaced. Replace the print cartridge. The fuser temperature is too low. Select Optimize for: in the Paper tab of the driver. Make sure that it is set for the appropriate media. Perform the heating element check (see page 203).
If the error persists, replace the heating element. If, after replacing the heating element, the error persists, replace the ECU. appear on the edge o printed page. dirty. The m HP’s s moist The pr The fu