Lexmark CX310n Service Manual page 51

a
If there is a jammed paper under the fuser, then firmly grasp the paper on each side, and then gently pull it out.
Note: Make sure all paper fragments are removed.
b
Pull the green lever to open the fuser cover.
c
If there is a jammed paper in the fuser, then hold down the fuser cover, and then remove the paper.
Note: Make sure all paper fragments are removed.
Diagnostic information
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