"From our conversation from today. .. the printer printed 2-3 pages then just cut off 1/4 of the next page. .. do you think it's air in the line? HP. 500
Thx.
Robert"
If a color simply faded out, yes, it is air in the ink tube system. Replace the ink tube system. To address the immediate issue of air trapped in the printheads, take a look at the printhead recovery kit.