CM550DX/ CM550 FAQs & Troubleshooting CM550DX/ CM550 Not your product? Sort by Updated Date Popularity 4 Results 1. 10.07.2017 Care and Maintenance (Cleaning the Mat) 2. 09.05.2017 Care and Maintenance (Cleaning the Holder) 3. 22.01.2014 Care and Maintenance (Cleaning the Scanner Glass) 4. 22.01.2014 Care and Maintenance (Cleaning Inside the Machine) Maintenance FAQs & Troubleshooting