DCP-8155DN FAQs & Troubleshooting DCP-8155DN Not your product? Sort by: Updated Date Popularity 3 Results 1. 02/20/2014 What kind of memory can I use? 2. 02/22/2013 Install the optional lower tray 3. 05/09/2012 Install extra memory Consumables / Paper / Accessories FAQs & Troubleshooting