Samsung CLX-8640 series Service Manual page 413

► Error Code
U3–3313
U3–3511
U3–3513
U3–3514
► Error message
Original paper jam inside the scanner
► Symptom
Original jam has occurred around the scan in roller and regi roller.
► Troubleshooting method
1) Check if the pick up motor operates normally.
a) Check if the paper jam has occurred on DADF tray.
2) Open the ADF cover. Remove the paper on Guide-Pick up Assy.
3) Check if the actuator and pick up assy operate normally.
a) Check the operation of the regi sensor actuator and feed out sensor actuator.
b) If the regi sensor operation is OK, check the followings.
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4. Troubleshooting
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