Service manual

4. Alignment and Troubleshooting
Service Manual
ML-551x / 651x series
4-71
Samsung Electronics
 Code
H2-1300
 Error message
Paper jam inside of fi nisher. Remove paper
 Symptom / Cause
Finisher Exit Sensor doesn’t turn off after the sensor turned on
IOT Exit Roller grabs the paper. Or Finisher Feeding Motors Stopped. Or Finisher Exit Sensor damaged or harness
damaged. Or Finisher Main Board damaged
 Troubleshooting method
1. Check Jam Occurrence in IOT.
- If the IOT roller is grabbing the paper, it’s IOT
fault.
2. Check the Main Board Harness Connection.
3. Check Finisher Exit Sensor operation & harness
connection.
4. Check Finisher Feeding Entrance Motor Harness
Connection and operation.
5. Check Finisher Feeding Exit Motor Harness
Connection and operation.
6. If the same problem happens after checking 1~5,
Replace the Finisher main board.
7. If the same problem happens after checking 6,
replace the Finisher harnesses.