Samsung CLX-9350ND Service Manual page 484

● Code :
U3-4210
● Symptom / Cause :
Top door of scanner is open.
● Troubleshooting method :
1. Close the Top Cover of DADF.
2. Check that all DADF sensors are working properly.
3. Replace the Photo Sensor.
4. Check harness path from sensor to DADF PBA.
5. Replace the DADF PBA.
● Replacement part
- JC92-02165A : PBA-ADF JC92 02165A : PBA ADF
Service Manual
CLX-9250/9350 series
7. Troubles shooting
● Error message :
:
Top door of scanner r is open.
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