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C6105 (bizhub C759/C659)

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Trouble typeC6105: Back side cleaning home sensor abnormality (normal)
RankB
Trouble detection conditionAt the time of operation other than the initial operation, the back side cleaning home sensor (PS9) error is detected.
Trouble isolationScanner
Relevant electrical parts-Back side cleaning home sensor (PS9)
-Back side cleaning motor (M7)
-DF control board (DFCB)

 Procedure

  1. Check the connector between M7-DFCB CN14 for proper connection and correct as necessary.
  2. Check the connector of M7 for proper drive coupling and correct as necessary.
  3. Check the connector between PS9-relay CN121-DFCB CN18 for proper connection and correct as necessary.
  4. PS9 I/O check, sensor check
    • Control signal: DFCB CN18-6 (ON)
    • Location of electrical component: DF 3 to 4-C
  5. M7 operation check
    • Control signal: DFCB CN14-6 to 9
    • Location of electrical component: DF 6-C
  6. Replace M7. (Part# A2X0M10300)
  7. DFCB ICP4 or ICP8 conduction check.
  8. Replace DFCB. (Part# A782H0010A)

L.3.13.4 (Link to the Field Service Manual)

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