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C0104 (bizhub 4700i)

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Trouble typeC0104: Tray 3 drive motor malfunction (When PF-P20 or PF-P21 is installed)
RankB
Trouble detection conditionThe motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
Trouble isolationTray 3
Relevant electrical parts<When PF-P20 or PF-P21 is installed>
-Tray 3 drive motor (M1/3)
-Tray 3 PC control board (PCCB/3)
-CPU board (CPUB)Base board (BASEB)

Procedure

  1. Check the connector between M1/3-PCCB/3 CN4 for proper connection and correct as necessary.
  2. Check the connector between PCCB/3 CN1-relay CN2PC-PCCB/2 CN2 for proper connection and correct as necessary.
  3. Check the connector between PCCB/2 CN1-relay CN24-BASEB CN21E for proper connection and correct as necessary.
  4. Check the connector of M1/3 for proper drive coupling and correct as necessary.
  5. Check CPUB for proper installation and correct as necessary.
  6. M1/3 load check
    • Check code: 28
    • Multi code: 3, 4
    • Control signal: PCCB/3 CN4-1 to 7
    • Location of electrical component: 18-P
  7. Replace M1/3. (M1 Part# A011M10001)
  8. PCCB/3 F1 and F2 conduction check
  9. Replace PCCB/3. (PF-P21 Part# AAJUH00100)
  10. Replace CPUB. (Part# ACTAH01003)
  11. Replace BASEB. (Part# ACTAH02014)

(Link to the Field Service Manual)

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