https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/On-Canon-MP990-can-you-make-black-and-white-copies-with-empty/m-p/169782#M46929 <P>Hello.</P><P>&nbsp;</P><P>You will be able to print or copy if a "low" warning has appeared.&nbsp; However, if an "empty" warning is shown, you will have to replace the empty tank or tanks before any type of printing can be done.</P><P>&nbsp;</P><P>This didn't answer your question or issue? Find more help at <A href="https://www.usa.canon.com/internet/portal/us/home/support/contact-support/" target="_blank">Contact Us</A>.</P><P>&nbsp;</P><P>&nbsp;</P> Sat, 09 Apr 2016 16:41:18 GMT Michael 2016-04-09T16:41:18Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/On-Canon-MP990-can-you-make-black-and-white-copies-with-empty/m-p/169745#M46928 Sat, 09 Apr 2016 06:27:03 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/On-Canon-MP990-can-you-make-black-and-white-copies-with-empty/m-p/169745#M46928 RogerJohnson 2016-04-09T06:27:03Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/On-Canon-MP990-can-you-make-black-and-white-copies-with-empty/m-p/169782#M46929 <P>Hello.</P><P>&nbsp;</P><P>You will be able to print or copy if a "low" warning has appeared.&nbsp; However, if an "empty" warning is shown, you will have to replace the empty tank or tanks before any type of printing can be done.</P><P>&nbsp;</P><P>This didn't answer your question or issue? Find more help at <A href="https://www.usa.canon.com/internet/portal/us/home/support/contact-support/" target="_blank">Contact Us</A>.</P><P>&nbsp;</P><P>&nbsp;</P> Sat, 09 Apr 2016 16:41:18 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/On-Canon-MP990-can-you-make-black-and-white-copies-with-empty/m-p/169782#M46929 Michael 2016-04-09T16:41:18Z