HL-5250DN FAQs & Troubleshooting HL-5250DN Not your product? Sort by: Updated Date Popularity 3 Results 1. 13/10/2015 What kind of memory can I use? 2. 30/01/2014 How do I install the Optional Tray Unit? 3. 30/01/2014 How do I install additional memory? More FAQs Consumables / Paper / Accessories FAQs & Troubleshooting