HL-4200CN FAQs & Troubleshooting HL-4200CN Not your product? Sort by: Updated Date Popularity 4 Results 1. 19/09/2014 How do I install the Optional Tray Module? 2. 30/01/2014 How do I install additional memory? 3. 10/01/2006 What kind of memory can I use? 4. 09/12/2005 What kind of consumables or options does this printer use? More FAQs Consumables / Paper / Accessories FAQs & Troubleshooting