Samsung MultiXpress M537x series - H2-5 A21; Finisher Top Door Is Open. Close It

4.Troubleshooting
►ErrorCode
H2-5A21
►Errormessage
FinisherTopdoorisopen.Closeit
►Symptom
FinisherTopDoorisOpened.
►Troubleshootingmethod
Checkifthealldoorofnisherclosed.
Iftheerrorstilloccurs,checkthefollowings.
1)AreallPaperGuidesinthereupposition;andistheFrontDoorofFinisherclosed?
a)ClosetheTopDoor(JC81-07249B)opened.
2)IstheTopDoorSensor(S16)working?
a)Checkifthetopdoorsensoractuator(JC81-07249B)isabnormality.
b)Checkiftheconnector(JR108330)ofsensorisdisconnected.
c)Checkiftheconnector(JR108330)J1,J2onthemaincontrolboard(JC81–07242A)isdisconnected.
d)Checkcontinuityandiftheharnessisdamaged,replaceasisnecessary.
e)ReplacetheFinishertopDoorsensor(S16).
f)ReplacetheFinishermaincontrolboard(JC81–07242A).
3)ReplacetheFinishermaincontrolboard(JC81–07242A).
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