Lexmark MS617
Remove paper from the multipurpose feeder.
Remove the jammed paper.
Note: Make sure that all paper fragments are removed.
Flex, fan, and align the paper edges before loading.
Reload paper, and then adjust the paper guide.
If necessary, press on the control panel.
Lexmark MX/MXxxx, MB/B2xxx, and XM/Mxxxx: Unable to Load Paper into the Multipurpose Feeder (MPF)
Remove paper that is stuck in the duplex unit to continue printing.