DCP-6690CW FAQs & Troubleshooting DCP-6690CW Not your product? Sort by: Updated Date Popularity 4 Results 1. 22/11/2018 Load paper in the paper tray 2. 19/11/2014 How do I load envelopes into my machine? 3. 29/06/2011 How do I load paper in paper tray#2? 4. 03/06/2010 How do I know which side up my photo paper should be in the tray? Product Setup FAQs & Troubleshooting