Samsung ML 2250 - Manual (Page 129)

S OLVING PROBLEMS 6.12
4 Check that there is no other paper in the printer.
5 Reinstall the toner cartridge, and then close the front cover.
Printing can now be resumed.
In the Paper Exit Area
1 If a long portion of the paper is visible, pull it straight out. If
not, continue to Step 2.
2 Open the rear output tray.