MFC-8520DN FAQs & Troubleshooting MFC-8520DN Not your product? Sort by: Updated Date Popularity 3 Results 1. 20/02/2014 What kind of memory can I use? 2. 22/02/2013 Install the optional lower tray 3. 09/05/2012 Install extra memory Consumables / Paper / Accessories FAQs & Troubleshooting