$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Install PIXMA GM-Series Printer on GNU/Linux Distros

GNU/Linux Canon PIXMA GM-Series Printer Setup Guide

Hi! The linked Tutorials shows you Step-by-step How to Install Canon PIXMA GM-Series Printer/Scanner in GNU/Linux Desktops.

And the Canon PIXMA GM-Series Printers All-in-One Hi-Speed USB Color Inkjet Printer for Home, Business, and Office.

So here below you find a wide choice of the GM-Series Printers that dispose of Linux Drivers.

How to Install Canon PIXMA Printer on GNU/Linux Distros - Featured

Especially relevant: in case you don’t find your exact Model take into account that you can Round it. So for instance the GM4000 is valid for All the GM40X0 ones, like GM4010,GM4020,…

Canon PIXMA GM-Series Printer Installation Guides