When I print the blacks come out as blue and red lines instead, and are faded. Yellow also does not print well. Just put in new ink cartridges so I know the
Poor Print Quality, Blurry Printing, Print Smearing, faded prints, or splotchy prints on my Cookie or Food Item. (Eddie)
Faint Print - 5 Things That Could Cause Your Printer Problem
6978 printing very faded/blank pages - HP Support Community - 7156461