MFC-665CW FAQs & Troubleshooting MFC-665CW Not your product? Sort by: Updated Date Popularity 3 Results 1. 01/27/2014 One or more of my colors are not printing (blank). What can I do? 2. 11/15/2011 When I print, the pages are smudged with ink. What should I do? 3. 06/01/2007 Why are the faxes I send always received with a black vertical line down the page? Fax FAQs & Troubleshooting