https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Pixma-MX860-dropping-horizontal-lines-in-print/m-p/210251#M48132 <P>My MX860 printer (Windows 7 x64) has started to drop lines when it prints. &nbsp;I've attached the Nozzle check pattern to show the problem. &nbsp;The Black color does not show at all. &nbsp;I have plenty of black ink. &nbsp;I've tried several of the maintenance options, but, none seem to work. &nbsp;Can someone point me in direction of troubleshooting tips?</P><P>&nbsp;</P><P><IMG src="https://community.usa.canon.com/t5/image/serverpage/image-id/13483i95B3BAE24962E7F7/image-size/original?v=1.0&amp;px=-1" border="0" alt="IMG_20170529_134627.jpg" title="IMG_20170529_134627.jpg" /></P><P>&nbsp;</P><P>&nbsp;</P> Mon, 29 May 2017 17:50:58 GMT baradanikto 2017-05-29T17:50:58Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Pixma-MX860-dropping-horizontal-lines-in-print/m-p/210251#M48132 <P>My MX860 printer (Windows 7 x64) has started to drop lines when it prints. &nbsp;I've attached the Nozzle check pattern to show the problem. &nbsp;The Black color does not show at all. &nbsp;I have plenty of black ink. &nbsp;I've tried several of the maintenance options, but, none seem to work. &nbsp;Can someone point me in direction of troubleshooting tips?</P><P>&nbsp;</P><P><IMG src="https://community.usa.canon.com/t5/image/serverpage/image-id/13483i95B3BAE24962E7F7/image-size/original?v=1.0&amp;px=-1" border="0" alt="IMG_20170529_134627.jpg" title="IMG_20170529_134627.jpg" /></P><P>&nbsp;</P><P>&nbsp;</P> Mon, 29 May 2017 17:50:58 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Pixma-MX860-dropping-horizontal-lines-in-print/m-p/210251#M48132 baradanikto 2017-05-29T17:50:58Z