Samsung CLX-8640ND - Cyan Developer Failure: #C8-4210. Turn off then on; Cyan Developer Failure: #C8-4310. Install Cyan Developer Unit Again; Cyan Developer Failure: #C8-4313. Turn off then On. Please Call for Service if the Problem Persists; Prepare New Cyan Developer Unit

4.Troubleshooting
►ErrorCode
C8–4110
C8–4125
►Errormessage
Preparenewcyandeveloperunit
Replacewithnewcyandeveloperunit.Callforservice
►Symptom
Thelifeofthecyandeveloperunitexpiressoonorhasexpired.
►Troubleshootingmethod
1)Ifitslifeisattheend,turnthemachineoffandreplacethedeveloperunitwithnewone.
(Referto3.2.2DeveloperUnit.
)
►ErrorCode
C8–4210
C8–4310
C8–4313
►Errormessage
CyanDeveloperFailure:#C8-4210.Turnoffthenon
CyanDeveloperFailure:#C8-4310.Installcyandeveloperunitagain
CyanDeveloperFailure:#C8-4313.Turnoffthenon.Pleasecallforserviceiftheproblempersists
►Symptom
Thecyandeveloperunithasaproblemwithtonersupplyorsensorcalibration.
►Troubleshootingmethod
1)Openthefrontcover.
2)Removethewastetonercontainer.
3)Checkifthetonersupplypipeisblocked.Ifitisclosed,openit.
4)Installthewastetonercontainer.Closethefrontcover.
5)Turnthemachineoffthenon.
6)Iftheproblempersists,removeandreinstallthecyandeveloperunit.
7)Iftheproblempersists,replacethecyandeveloperunit.
(Referto3.2.2DeveloperUnit.)
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