MFC-290C FAQs & Troubleshooting MFC-290C Not your product? Sort by: Updated Date Popularity 3 Results 1. 12/15/2014 One or more of my colors are not printing (blank). What can I do? 2. 05/24/2011 Why are the faxes I send always received with a black vertical line down the page? 3. 04/24/2009 When I print, the pages are smudged with ink. What should I do? Fax FAQs & Troubleshooting