PIXMA TR7520 Adds a thick black line to one side of all of my copies/scans - before I print them!
Hi! This is not an issue of the glass or the ink rollers being dirty.... and it's been driving me nuts!! But I've never had time to deal with it! Every time I go to make a copy (or scan) with my Pixma TR 7520, the printer adds a thick black line all...