MFC-L3770CDW FAQs & Troubleshooting MFC-L3770CDW Not your product? Sort by: Updated Date Popularity 3 Results 1. 07/01/2019 Load Paper in the Multi‑purpose Tray (MP Tray) 2. 28/11/2018 Load Paper in the Paper Tray 3. 24/10/2018 Load Documents in the Automatic Document Feeder (ADF) Paper Feed / Paper Jam FAQs & Troubleshooting