HL-6050DN FAQs & Troubleshooting HL-6050DN Not your product? Sort by: Updated Date Popularity 4 Results 1. 01/27/2014 How do I install the Optional Tray Unit? - For USA and Canada 2. 01/27/2014 How do I install additional memory? 3. 10/29/2007 Does NC-2200w work with Windows Vista? 4. 08/24/2006 What kind of memory can I use? Consumables / Paper / Accessories FAQs & Troubleshooting