CM350H FAQs & Troubleshooting CM350H Not your product? Sort by Updated Date Popularity 4 Results 1. 07/10/2017 Care and Maintenance (Cleaning the Mat) 2. 05/09/2017 Care and Maintenance (Cleaning the Holder) 3. 08/19/2015 Care and Maintenance (Cleaning the Scanner Glass) 4. 01/22/2014 Care and Maintenance (Cleaning Inside the Machine) Maintenance FAQs & Troubleshooting