Samsung CLX-9252 Series Service Manual page 417

● Code :
U3-4210
● Symptom / Cause :
DADF cover is open.
● Troubleshooting method :
1. Close the DADF cover properly.
2. If this error occurs continually, Check the following:
a) Check the DADF cover open
replace it.
b) If both of them are normal, check the Cover-Ope
(JC63-03273A).
Service Manual
7. Troubles shooting
● Error message :
:
Top door of scanner r is open.
sensor(0604-00139 93) and its harness. If there is a defective part,
en Rib. If it is broken, replace the Cover-Open
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