C3726 (bizhub C287/C227) – bizhub Troubleshooter

2024-07-12 03:06| 来源: 网络整理| 查看: 265

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Contents Trouble typeC3726: Fusing abnormally high temperature detection (Center of the heating roller)RankATrouble detection condition-Detected temperature of the heating roller thermistor/2 (TH2) goes beyond a given temperature for a given period of time consecutively.-The hard protector signal remains LOW for a predetermined continuous period of time. Trouble isolation–Relevant electrical parts-Fusing unit-Heating roller thermistor/2 (TH2)-DC power supply (DCPU)-MFP board (MFPB) Procedure Check the fusing unit for correct installation (whether it is secured in position).Check the open/close operation of the right door.Check the connector between the fusing unit-relay CN4-MFPB CN16E for proper connection and correct as necessary.Replace the fusing unit. (Part# A797R70211)Replace DCPU. (Part# A797R70800)Replace MFPB. (Part# A797H02118)

K.3.10.4 (Link to the Field Service Manual)

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