Samsung CLX-8640ND - Install Cyan Imaging Unit; Cyan Imaging Unit Is Not Compatible. Check Users Guide; Imaging Unit Failure: #C3-4711. Call for Service; Imaging Unit Failure: #C3-4712. Call for Service

4.Troubleshooting
►ErrorCode
C3–4410
C3–4414
C3–4510
►Errormessage
Installcyanimagingunit.
CyanImagingUnitFailure:#C3-4414.Installcyanimagingunitagain
Cyanimagingunitisnotcompatible.Checkusersguide
►Symptom
Cyandrumunitisnotinstalled./Themachinecan’treadthechargerresistancevaluefromthecyandrumunit./
Cyandrumunitisnotcompatible.
►Troubleshootingmethod
1)Openthefrontcover.
2)Removethewastetonercontainer.
3)Openthesidecover.
4)Removethecyandrumunit.
(3.2.1.DrumUnit
)
5)Installthenewcyandrumunit.
6)Installthewastetonercontainer.
7)Closethefrontcover.
►ErrorCode
C3–4711
C3–4712
►Errormessage
ImagingunitFailure:#C3-4711.Callforservice.
ImagingunitFailure:#C3-4712.Callforservice.
►Symptom
ThedataofCRUMisnotdetected.
►Troubleshootingmethod
1)Openthefrontcoverandsidecover.
2)Removethewastetonercontainer.
3)Checkifthecyandrumisinstalled.
4)Removeandreinstallthecyandrumunit.
5)Iftheproblempersists,checkthatthedrummodularjackiscontaminatedordeformed.
6)Replacethecyandrumunitwithnewone.
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