Samsung CLX-9201 Service Manual page 384

4. Troubleshooting
► Error Code
U3–3513
U3–3514
► Error message
Original paper jam inside of scanner.
► Symptom
Jam has occurred inside the DADF unit.
► Troubleshooting method
1) Open the DADF cover. If there is jammed paper, remove it.
2) If this error occurs continually, check the following:
a) Check if the scan actuator(JC66-03210A) operates normally.
b) Check if the scan sensor cable is connected correctly.
c) If the connection is OK, replace the scan sensor(0604-001393).
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