MFC-9660 FAQs & Troubleshooting MFC-9660 Not your product? Sort by: Updated Date Popularity 4 Results 1. 16/09/2014 I am using Voice Over Internet Protocol (VoIP) and cannot send and/or receive faxes. What can I do? 2. 26/08/2009 I can't receive a PC-FAX with my Windows PC. 3. 15/07/2009 Why doesn't the machine answer when receiving a call? 4. 24/02/2009 I am experiencing problems receiving faxes. More FAQs Fax FAQs & Troubleshooting