Samsung ML-451 Series Service Manual page 162

4. Alignment and Troubleshooting
► Error Code
H2–1302
► Error message
Jam exit of Finisher
► Symptom
Paper exists covering Finisher Exit Sensor. Or Finisher Exit Sensor Damaged or harness connection not well. Or
Finisher Main Board damaged
► Troubleshooting method
1) Check if there is a jammed paper on the feeding path of Finisher.
2) Check the Main Board harness connection.
3) Check Finisher Exit sensors' operation & harness connection.
4) If the same problem happens after checking 1~3, Replace the Finisher main board.
5) If the same problem happens after checking 4, replace the Finisher harnesses.
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