Lexmark MS310 Quick Refence Manual page 35

2
Locate the blue lever, and then pull it down to release the jam.
Note: If the jammed paper is not visible in the duplex area, then open the rear door, and then gently remove the
jammed paper. Make sure all paper fragments are removed.
3
Firmly grasp the jammed paper on each side, and then gently pull it out.
Note: Make sure all paper fragments are removed.
4
Insert the tray.
5
From the printer control panel, press to clear the message and continue printing.
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