printer malfunction

I'm here because the HP Smart App has really been a Dumb App. Printer color and black ink levels are fine. Communication with PC is fine. HOWEVER, it does not print properly. Test print sheet reveals only purply/mauve colors in the rectangular shapes. Text "imprint" is faintly seen, but no...

Back Story: Bought the 7870 Myst Ed. about a year ago and had display issues after playing a game for more than 30 minutes or so. I ended up RMA'ing the card, but they did not have another in stock, so they sent my a different version of the 7870. Current Problem: Installed the card and it...