C3736 (bizhub C360i/C300i/C250i)

Posted
ByAdministrator Administrator
You are here:

Contents

Trouble typeC3736: Fusing abnormally high temperature detection hard protector (Middle of the heating roller)
RankA
Trouble detection conditionAn abnormally high temperature is detected on the hard protector circuit (middle of the heating roller).
Trouble isolation–
Relevant electrical parts• Fusing unit
• Heating roller thermistor/Ctr (TH2)
• CPU board (CPUB)
• Base board (BASEB)

Procedure

  1. Check the fusing unit for correct installation (whether it is secured in position).
  2. Check the open/close operation of the right door.
  3. Check the connector between the fusing unit-relay CN95-BASEB CN4E for proper connection and correct as necessary.
  4. Check CPUB for proper installation and correct as necessary.
  5. Replace the fusing unit. (Part# AA2JR70300)
  6. Replace CPUB. (Part# AA2JH02N06)
  7. Replace BASEB. (Part# AA2JH02005)

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

L.3.9.6 (Link to the Field Service Manual)