Samsung ProXpress M453x series Service Manual page 177

► Error Code
M2–2211 / M2–2212 / M2–2214 / M2–2310
► Error message
Paper jam inside of duplex path
Paper jam at the top of duplex path
Paper jam at the bottom of duplex path
► Symptom
The paper did not enter the duplex path and has jammed.
► Troubleshooting method
1) Remove the jammed paper. If the same error occurs continually, check the following.
2) Check if there are any obstacles or contamination in the duplex path.
3) Check if the exit actuator(JC66-02850A) of the fuser unit works normally.
4) Check if the exit motor works normally and its connector is connected properly.
5) If the exit motor is defective, replace it or exit drive unit(JC93-00349A).
6) Check if the duplex clutch works normally and its connector is connected properly.
7) If the duplex clutch(JC47-00033E) is defective, replace it.
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4. Troubleshooting
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