C8302 (bizhub 368e/308e)

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Trouble typeC8302: Cooling fan trouble (When DF-629 or DF-704 is installed)
RankB
Trouble detection condition<When DF-629 is installed>
The lock signal continues to detect H during a given time while the DF cooling fan motor (FM1) is spinning.The lock signal continues to detect L during a given time while the DF cooling fan motor (FM1) is during halts.
<When DF-704 is installed>
The lock signal continues to detect H during a given time while the DF cooling fan motor (FM1) is spinning.The lock signal continues to detect L during a given time while the DF cooling fan motor (FM1) is during halts.
Trouble isolation
Relevant electrical parts<When DF-629 is installed>
• DF cooling fan motor (FM1)
• DF control board (DFCB)
<When DF-704 is installed>
• DF cooling fan motor (FM1)
• DF control board (DFCB)

 Procedure

 When DF-629 is installed

  1. Check the connector between FM1-DFCB J16 for proper connection and correct as necessary.
  2. Check the fan for possible overload and correct as necessary.
  3. FM1 load check
    • Check code: 60
    • Multi code: 113
    • Control signal: DFCB J16-3 (ON)
    • Location of electrical component: DF-629 3-B
  4. Replace FM1. (Part# Not in Parts manual)
  5. Replace DFCB. (Part# A87RPP1700)

 When DF-704 is installed

  1. Check the connector between FM1-DFCB J16 for proper connection and correct as necessary.
  2. Check the fan for possible overload and correct as necessary.
  3. FM1 load check
    • Check code: 60
    • Multi code: 113
    • Control signal: DFCB J16-3 (ON)
    • Location of electrical component: DF-704 7-G
  4. Replace FM1. (Part# A143PP0200)
  5. Replace DFCB. (Part# A85GPP0M00)

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

L.3.19.3 (Link to the Field Service Manual)