HL-5050 FAQs & Troubleshooting HL-5050 Not your product? Sort by: Updated Date Popularity 3 Results 1. 17/06/2014 How do I install the Optional Tray Unit? - For Europe and Asia/Oceania 2. 08/11/2006 What kind of memory can I use? 3. 24/10/2006 How do I install additional memory? More FAQs Consumables / Paper / Accessories FAQs & Troubleshooting