The printer displays a 'Cover open, please close cover' error message, even though the cover is closed.
This can happen if the lever on the cover open sensor is knocked off the switch assembly.
Take the following steps to try to determine if there is a hardware fault:
Steps Actions 1 Remove and replace the cartridges from the printer. 2 Disconnect the power cable and the USB cable. 3 Check that the power cable is plugged directly into a wall socket. 4 Reconnect the power cable. 5 Close the printer cover. 6 If the error persists, please contact Lexmark Technical Support for further instructions.
If you need additional assistance with this issue, please contact Lexmark Technical Support. NOTE: When calling for support, you will be asked for the printer model type and serial number (SN).
Please call from near the printer and computer in case the technician on the phone asks you to perform a troubleshooting task on one of these devices