FAX-1820C FAQs & Troubleshooting FAX-1820C Not your product? Sort by: Updated Date Popularity 2 Results 1. 04/06/2015 One or more of my colors are not printing (blank). What can I do? 2. 04/06/2015 How can I remove horizontal white lines and other flaws from documents printed on my Fax/MFC? Fax FAQs & Troubleshooting