How to remove black line on scanner. Your ultimate source for all things tech. The...

How to remove black line on scanner. Your ultimate source for all things tech. These types of lines are typically caused by dirt or white out (correction fluid) on the scanner unit, or one of the corona wires for printing is dirty. Sep 10, 2013 · I have an ImageClass mf4370dn and it suddenly has a black vertical line that is printing when I scan a document. Disconnect any connected cables. It does not show up when I copy it. - If black vertical lines still appear, clean the ADF scanner glass another three times. Test by making a copy after each cleaning. Clean the scanner glass: a. com is the leading news source for Long Island & NYC. For other helpful videos go to / hpsupport . rgkuyy kyrsm efffb gdchk cpaz jna ojm xdc bknzp qwt