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Konica-Minolta bizhub 4050i

Error Codes List page 1

  • Code: C0103
  • Description: Tray 2 drive motor malfunction (When PF-P20 or PF-P21 is installed)
    The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
  • Causes: <When PF-P20 or PF-P21 is installed>
    • Tray 2 drive motor (M1/2)
    • Tray 2 PC control board (PCCB/2)
    • CPU board (CPUB)
    • Base board (BASEB)
  • Remedy: 1. Check the connector between M1/2-PCCB/2 CN4 for proper connection and correct as necessary.
    2. Check the connector between PCCB/2 CN1-relay CN24-BASEB CN21E for proper connection and correct as necessary.
    3. Check the connector of M1/2 for proper drive coupling and correct as necessary.
    4. Check CPUB for proper installation and correct as necessary.
    5. M1/2 load check
    • Check code: 28
    • Multi code: 1, 2
    • Control signal: PCCB/2 CN4-1 to 7
    • Location of electrical component: 18-P
    6. Replace M1/2.
    7. PCCB/2 F1 conduction check
    8. Replace PCCB/2.
    9. Replace CPUB.
    10. Replace BASEB.
  • Code: C0104
  • Description: Tray 3 drive motor malfunction (When PF-P20 or PF-P21 is installed)
    The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
  • Causes: <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)
  • Remedy: 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.
    8. PCCB/3 F1 and F2 conduction check
    9. Replace PCCB/3.
    10. Replace CPUB.
    11. Replace BASEB.
  • Code: C0202
  • Description: Tray 1 feeder up/down abnormality
    The tray 1 upper limit sensor (PS7) is not turned ON (blocked) even after the set period of time has elapsed after the paper lift-up operation for the drawer began.
  • Causes: • Tray 1 lift-up motor (M6)
    • Tray 1 upper limit sensor (PS7)
    • CPU board (CPUB)
    • Base board (BASEB)
  • Remedy: 1. Remove the tray and check to see if a piece of paper is not left inside the machine.
    2. Check the connector between M6-BASEB CN18E for proper connection and correct as necessary.
    3. Check the connector of M6 for proper drive coupling and correct as necessary.
    4. Check the connector between PS7-BASEB CN22E for proper connection and correct as necessary.
    5. Check CPUB for proper installation and correct as necessary.
    6. PS7 I/O check, sensor check
    • Control signal: BASEB CN22EA-7 (ON)
    • Location of electrical component: 12-C
    7. M6 load check
    • Check code: 23
    • Multi code: 4
    • Control signal: BASEB CN18E-6 to 7
    • Location of electrical component: 2-C
    8. Replace M6.
    9. Replace CPUB.
    10. BASEB F11E conduction check
    11. Replace BASEB.
  • Code: C0204
  • Description: Tray 2 feeder up/down abnormality (When PF-P20 or PF-P21 is installed)
    The tray 2 upper limit sensor (PS2/2) is not turned ON (blocked) even after the set period of time has elapsed after the paper lift-up operation for the drawer began.
  • Causes: • Tray 2 lift-up motor (M2/2)
    • Tray 2 upper limit sensor (PS2/2)
    • Tray 2 PC control board (PCCB/2)
    • CPU board (CPUB)
    • Base board (BASEB)
  • Remedy: 1. Remove the tray and check to see if a piece of paper is not left inside the machine.
    2. Check the connector between M2/2-PCCB/2 CN4 for proper connection and correct as necessary.
    3. Check the connector of M2/2 for proper drive coupling and correct as necessary.
    4. Check the connector between PS2/2-PCCB/2 CN3 for proper connection and correct as necessary.
    5. Check the connector between PCCB/2 CN1-relay CN24-BASEB CN21E for proper connection and correct as necessary.
    6. Check CPUB for proper installation and correct as necessary.
    7. PS2/2 I/O check, sensor check
    • Control signal: PCCB/2 CN3-9 (ON)
    • Location of electrical component: 18-X
    8. M2/2 load check
    • Check code: 23
    • Multi code: 5
    • Control signal: PCCB/2 CN4-8 to 9
    • Location of electrical component: 18-P
    9. Replace M2/2.
    10. Replace PCCB/2.
    11. Replace CPUB.
    12. Replace BASEB.
  • Code: C0206
  • Description: Tray 3 feeder up/down abnormality (When PF-P20 or PF-P21 is installed)
    The tray 3 upper limit sensor (PS2/3) is not turned ON (blocked) even after the set period of time has elapsed after the paper lift-up operation for the drawer began.
  • Causes: • Tray 3 lift-up motor (M2/3)
    • Tray 3 upper limit sensor (PS2/3)
    • Tray 3 PC control board (PCCB/3)
    • CPU board (CPUB)
    • Base board (BASEB)
  • Remedy: 1. Remove the tray and check to see if a piece of paper is not left inside the machine.
    2. Check the connector between M2/3-PCCB/3 CN4 for proper connection and correct as necessary.
    3. Check the connector of M2/3 for proper drive coupling and correct as necessary.
    4. Check the connector between PS2/3-PCCB/3 CN3 for proper connection and correct as necessary.
    5. Check the connector between PCCB/3 CN1-relay CN2PC-PCCB/2 CN2 for proper connection and correct as necessary.
    6. Check the connector between PCCB/2 CN1-relay CN24-BASEB CN21E for proper connection and correct as necessary.
    7. Check CPUB for proper installation and correct as necessary.
    8. PS2/3 I/O check, sensor check
    • Control signal: PCCB/3 CN3-9 (ON)
    • Location of electrical component: 18-X
    9. M2/3 load check
    • Check code: 23
    • Multi code: 6
    • Control signal: PCCB/3 CN4-8 to 9
    • Location of electrical component: 18-P
    10. Replace M2/3.
    11. PCCB/3 F2 conduction check
    12. Replace PCCB/3.
    13. Replace CPUB.
    14. Replace BASEB.
  • Code: C2350
  • Description: Toner suction fan failure to turn
    The fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning.
  • Causes: • Toner suction fan (FM2)
    • CPU board (CPUB)
    • Base board (BASEB)
  • Remedy: 1. Check the connector between FM2-relay CN10-BASEB CN18E for proper connection and correct as necessary.
    2. Check the fan for possible overload and correct as necessary.
    3. Check CPUB for proper installation and correct as necessary.
    4. FM2 load check
    • Check code: 42
    • Multi code: 3
    • Control signal: BASEB CN18E-14 (REM), BASEB CN18E-16 (LOCK)
    • Location of electrical component: 3-C
    5. Replace FM2.
    6. Replace CPUB.
    7. Replace BASEB.
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