Lexmark Monochrome Laser Complete Printer Reference (1.7 MB) - Page 233

Mailbox problems Use the following table to find solutions to problems you are experiencing with the mailbox option. Mailbox problems Symptom Paper frequently jams in the mailbox. You cannot clear the 280 Paper Jam / Open Cover H message. The transport unit falls from the top of the printer when you pull away the mailbox. Cause Solution The mailbox and the printer are misaligned. Align the mailbox with the printer. Refer to the User's Reference for detailed instructions on aligning the mailbox option. The mailbox cables are not connected properly. Check the cable connections. Refer to the Setup Guide for instructions on connecting the mailbox to the printer. The transport unit is not correctly installed. If the 280 Paper Jam / Open Cover H message recurs, verify that you have properly installed the transport unit on top of the printer. The gears must be completely engaged for paper to travel successfully from the printer to the mailbox. Refer to the Setup Guide for detailed installation instructions. The transport unit is not properly installed. Verify that you have properly installed the transport unit on top of the printer. Refer to the Setup Guide for detailed installation instructions. The guide rail attaching the mailbox to the printer is not properly installed. Reinstall the guide rail. When properly installed, the guide rail prevents you from pulling the mailbox too far away from the printer. Refer to the Setup Guide for detailed installation instructions. Troubleshooting 233