TOP > When You Are in Trouble > When an Error Message Appears > Error Message 1029 (Cover Open) Error Message 1029 (Cover Open) When there is an error with the product, the error message appears on the screen. Check the cause and countermeasure, and then take appropriate action. To clear the error: Close the front cover. Next, press the button. Cause and Countermeasure Reference Cause (1) The front cover is open. Countermeasure (1) Close the front cover. - Cause (2) The sensor for detecting the open/close status of the front cover is defective. Countermeasure (2) Contact your technical support. Contact Information for When You Are in Trouble • The cover open error appears only when a cover open sensor is installed. Back to top