FAX-2820 FAQs & Troubleshooting FAX-2820 Not your product? Sort by: Updated Date Popularity 3 Results 1. 16/11/2022 I am experiencing problems sending a fax, what can I do? 2. 29/01/2014 I'm using Voice Over Internet Protocol (VoIP) and am having problems sending faxes. 3. 10/05/2013 My FAX/MFC will not Dial. Why? Fax FAQs & Troubleshooting