MFC-J870DW FAQs & Troubleshooting MFC-J870DW Not your product? Sort by: Updated Date Popularity 3 Results 1. 06/13/2017 I am having a issue receiving faxes. 2. 05/29/2013 I cannot receive a color fax. 3. 03/27/2013 Why doesn't the machine answer when receiving a call? Fax FAQs & Troubleshooting