DCP-J4120DW FAQs & Troubleshooting DCP-J4120DW Not your product? Sort by: Updated Date Popularity 3 Results 1. 26/03/2015 I still receive the error message "Cover is Open" after I closed the scanner cover. (With Video Instructions) 2. 26/03/2015 The scanner cover support has come off. (With Video Instructions) 3. 27/02/2015 Unable to Print XX or Unable to Initialize XX (With Video Instructions) Video FAQs FAQs & Troubleshooting