If the spacing between the top and bottom sections of the front and back Side guides is inconsistent, the paper may not be able to be fed properly. If this happens, adjust the spacing between the upper and lower parts of the Side guides so that they are equal.
For details about the procedure when Paper Feeder Unit PF-712 or Paper Feeder Unit PF-713 are mounted, refer to Fine-adjusting the Side guides Interval of the Paper Feeder Unit PF-712 / Paper Feeder Unit PF-713.
For details about the procedure when Paper Feeder Unit PF-812 is mounted, refer to Fine-adjusting the Side guides Interval of Paper Feeder Unit PF-812.