Solution
<Cause 1>
There are paper fragments or foreign objects inside.
<Solution>
Check whether there are paper fragments or foreign objects inside the main unit.
<Cause 2>
The paper you are using is in fact unusable with the machine.
<Solution>
Check usable paper, and replace with appropriate paper.
<Cause 3>
Paper is stuck together by static cling or some other reason.
<Solution>
Fan the paper stack thoroughly so that paper is not stuck together.
<Cause 4>
The paper guides are not set correctly.
<Solution>
Set the paper guides correctly.
<Cause 5>
The paper stack is not loaded below the load limit line.
<Solution>
Make sure that the paper stack does not exceed the load limit line.
<Cause 6>
You are printing on the back side of printed paper.
<Solution>
Printed paper may be curled since it was subjected to heat when fed through the machine. Smooth out the paper edges to remove the curls before printing.