MFC-3340CN FAQs & Troubleshooting MFC-3340CN Not your product? Sort by: Updated Date Popularity 2 Results 1. 16/03/2012 What is Distinctive Ring and how do I program it? 2. 10/08/2010 How do I adjust the number of times my Brother machine rings before it answers? More FAQs Telephone FAQs & Troubleshooting