Lexmark MS810n / MS810dn / MS810dtn
Try one or more of the following:
Note: If the printer finds a tray that has the correct size and type of paper, then it feeds from that tray. If the printer cannot find a tray that has the correct size and type of paper, then it prints from the default paper source.
The printer posts a 230.03 paper jam error with the paper stopping at the rear door. See this article for troubleshooting steps.