C3B03 (bizhub 658e/558e)
Contents
Trouble type | C3B03: IH malfunction (monitor) / Incorrect marketing area (bizhub 658e/558e) |
Rank | A |
Trouble detection condition | • Though the IH heater is OFF, mechanically, the ON status is detected. (Malfunction of IH heater operation) • The marketing areas of the fusing unit and the IH power supply is different. |
Trouble isolation | – |
Relevant electrical parts | • Fusing unit • IH coil (IHC) • IH power supply (IHPU) • IH magnetic erasing board (IHMEB) • NF board (NFB) • 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 fusing unit-MFPB CN22E for proper connection and correct or change as necessary.
- Check the connector between MFPB CN13E-NFB CN3 for proper connection and correct as necessary.
- Check the connector between NFB CN2-IHPU CN1 for proper connection and correct as necessary.
- Check the connector between IHPU-IHC for proper connection and correct as necessary.
- Check the connector between IHC-IHMEB for proper connection and correct as necessary.
- Check the marketing area of the fusing unit and IHPU.
- If the marketing area is incorrect, replace them for proper marketing area.
- Replace the fusing unit. (Part# A79JR71077)
- Replace IHC. (Part# A79JM40C00)
- Replace IHPU. (Part# A8KNM40A02)
- Replace IHMEB. (658e Part# A2XKH00A00 / 558e Part# A796H00W00)
- Replace NFB. (Part# A795M40J00)
- Replace MFPB. (Part# AA6RH02103)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
L.3.12.12 (Link to the Field Service Manual)