Service manual

4. Alignment and Troubleshooting
Service Manual
ML-551x / 651x series
4-58
Samsung Electronics
 Code
H1-1210
H1-1310
H1-1410
H1-1510
 Error message
Paper Jam in Tray2
Paper Jam in Tray3
Paper Jam in Tray4
Paper Jam in Tray5
 Symptom / Cause
A jammed paper has occurred in the option cassette. (SCF unit)
 Troubleshooting method
1. Remove the jammed paper.
If the problem persists, check the followings.
2. Check if the paper is loaded in the SCF tray
properly.
3. Check if the roller is defective or worn out.
4. Check if the Empty/ Pick up/ Regi-Act
sensor is working properly.
5. Check if the main board/ motor/ clutch
connector are connected properly.
6. Check if the AS-SPRING_ES is deforemd or
assembled properly.
7. Check if the Press D-cut of the Gear-Lifting
is broken.
8. If the problem persists after checking No. 1~7,
replace the SCF main board.
9. If the probelm persists, replace the Drop
connector harness.
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Empty Sensor
Pickup Sensor
Regi-Act. Sensor
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OK NG