https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Canon-MP730/m-p/98940#M33191 <P>Hi Canmpold!</P><P><BR />So that the Community can help you better, we will need to know the computer operating system you're using (Windows XP/Vista/7/8 or Mac 10.x). Any other error messages or details you'd like to give will also help the Community better understand your issue.</P><P>&nbsp;</P><P>Thanks and have a great day!</P> Mon, 16 Jun 2014 19:58:16 GMT Tiffany 2014-06-16T19:58:16Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Canon-MP730/m-p/98934#M33190 <P>I have a canon MP730. I installed a new black ink cartridge. Now it won't print in black only color.</P> Mon, 16 Jun 2014 19:40:24 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Canon-MP730/m-p/98934#M33190 canmpold 2014-06-16T19:40:24Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Canon-MP730/m-p/98940#M33191 <P>Hi Canmpold!</P><P><BR />So that the Community can help you better, we will need to know the computer operating system you're using (Windows XP/Vista/7/8 or Mac 10.x). Any other error messages or details you'd like to give will also help the Community better understand your issue.</P><P>&nbsp;</P><P>Thanks and have a great day!</P> Mon, 16 Jun 2014 19:58:16 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Canon-MP730/m-p/98940#M33191 Tiffany 2014-06-16T19:58:16Z