• Code: CB40
• Description: Front alignment motor abnormality: The front alignment motor is not rotating or the front align/1106ment plate is not moving normally. [MJ-1101] Front alignment plate home position detection error: The detection of the home position ends abnormally because the front alignment plate has not worked properly. [MJ-1032/MJ-1033]
• Causes: MJ-1101 Front alignment motor (M9) Finisher controller PC board
  MJ-1106 Front alignment motor (M5) Finisher controller PC board
• Remedy: MJ-1101 Front alignment plate If there is mechanical problem when the front alignment plate is moved, fix the mechanism. Front alignment motor (M9) Check the connectors and harnesses between the front alignment motor (M9) and the finisher control PC board (CN10).
  MJ-1106 Front alignment plate If there is mechanical problem when the front alignment plate is moved, fix the mechanism. Front alignment motor (M5) Check the connectors and harnesses between the front alignment motor (M5) and the finisher control PC board (CN10).
  MJ-1032 Rear alignment motor (M3) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the motor. Rear alignment plate home position sensor (S6) abnormality Measure the voltage on TP16 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connectors. (Finisher control PC board (FIN): CN5, CN12) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the motor, sensor and connectors, exchange the finisher control PC board (FIN).
  MJ-1033 Rear alignment motor (M7) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the motor. Rear alignment plate home position sensor (S10) abnormality Measure the voltage on pin CN9.9 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V ± 5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connectors. (Finisher control PC board (FIN): CN2, CN9) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the motor, sensor and connectors, exchange the finisher control PC board (FIN)

• Code: CB50
• Description: Stapler home position error: The stapler home position sensor does not work. [MJ-1101/MJ-1106] Stapler unit home position detection error: The detection of the home position of the stapler unit ends abnormally. [MJ-1032/MJ-1033]
• Causes: MJ-1101 Finisher controller PC board
  MJ-1106 Stapler Finisher controller PC board
• Remedy: MJ-1101 Stapler • Check the connectors and harnesses between the stapler(M4) and finisher controller PC board (CN2). • Check the harnesses in the stapler.
  MJ-1106 Stapler • Check the connectors and harnesses between the stapler and finisher controller PC board (CN19). • Check the harnesses in the stapler.
  MJ-1032 Staple motor (M10) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the staple unit. Staple unit clinching home position sensor (S16) abnormality Measure the voltage on CN16 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when the sensor is ON and within the range of 3.3V ± 5% when OFF. If the voltage does not fall within the range mentioned, replace the staple unit. Staple unit improper clinching prevention sensor (S15) abnormality Measure the voltage on TP25 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V ± 5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connectors. (Finisher control PC board (FIN): CN16, CN17) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the motor, sensors, switch and connectors, exchange the finisher control PC board (FIN).
  MJ-1033 Edge staple unit motor (M13) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the staple unit. Edge staple unit clinching home position sensor (S29) abnormality Measure the voltage on pin CN10.4 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when the sensor is ON and within the range of 5V ± 5% when OFF. If the voltage does not fall within the range mentioned, replace the staple unit. Edge staple unit improper clinching prevention sensor (S25) abnormality Measure the voltage on pin CN10.11 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V ± 5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Edge staple unit interference switch (SW3) abnormality Measure the voltage on pin CN18.8 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when the switch is ON and within the range of 24V ± 10% when OFF. If the voltage does not fall within the range mentioned, replace the switch. (Be sure that all covers and doors are closed before starting measurement.) Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connectors. (Finisher control PC board (FIN): CN10, CN18, CN24) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the motor, sensors, switch and connectors, exchange the finisher control PC board (FIN).

• Code: CB51
• Description: Stapler shift home position error: The stapler is not at the home position. [MJ-1101/MJ-1106] Stapler unit sliding home position detection error: The detection of the home position of the stapler unit sliding ends abnormally. [MJ-1032/MJ-1033]
• Causes: MJ-1101 Stapler unit home position sensor (S10) Finisher controller PC board
  MJ-1106 Stapler unit home position sensor Finisher controller PC board
• Remedy: MJ-1101 Stapler If there is mechanical problem when the stapler is moved, fix the mechanism. Stapler unit home position sensor (S10) • Sensor check • Check the connectors and harnesses between the stapler unit home position sensor (S10) and the finisher control PC board (CN1). Stapler unit shift motor (M4) Check the connectors and harnesses between the stapler unit shift motor (M4) and the finisher control PC board (CN5).
  MJ-1106 Stapler Move the stapler. Fix any mechanical problem. Stapler unit home position sensor Check if there is a disconnection of the connector, incorrect installation or breakage of the stapler unit home position sensor (S10). If there is, reinstall the sensor correctly or replace it. Check if the connector (CN21) on the finisher controller PC board is disconnected from the stapler unit home position sensor (S10) and the harnesses are open circuited. Correct if so. Stapler unit shift motor Check if the connector (CN10) on the finisher controller PC board is disconnected from the stapler unit shift motor (M9) and the harnesses are open circuited. Correct if so.
  MJ-1032 Staple unit sliding motor (M7) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the staple unit. Staple unit sliding home position sensor (S3) abnormality Measure the voltage on TP18 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connectors. (Finisher control PC board (FIN): CN3, CN18) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the staple unit, sensors and connectors, exchange the finisher control PC board (FIN).
  MJ-1033 Staple unit sliding motor (M11) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the staple unit. Edge staple unit sliding home position sensor (S14) abnormality Measure the voltage on pin CN7.6 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V ± 5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Saddle stitch staple unit sliding home position sensor (S22) abnormality Measure the voltage on pin CN7.10 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V ± 5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Edge staple unit improper clinching prevention sensor (S25) abnormality Measure the voltage on pin CN10.11 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V ± 5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connectors. (Finisher control PC board (FIN): CN7, CN10, CN17) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the staple unit, sensors and connectors, exchange the finisher control PC board (FIN).

• Code: CB60
• Description: Stapler shift motor abnormality: Stapler shift motor is not rotating or staple unit is not moving normally. [MJ-1101/MJ-1106]
• Causes: MJ-1101 Stapler unit shift motor (M4) Finisher controller PC board
  MJ-1106 Stapler unit shift motor (M4) Finisher controller PC board
• Remedy: MJ-1101 Stapler If there is mechanical problem when the stapler is moved, fix the mechanism. Stapler unit shift motor (M4) Check the connectors and harnesses between the stapler unit shift motor (M4) and the finisher control PC board (CN5).
  MJ-1106 Stapler If there is mechanical problem when the stapler is moved, fix the mechanism. Stapler unit shift motor (M9) Check the connectors and harnesses between the stapler unit shift motor (M9) and the finisher control PC board (CN10).

• Code: CB80
• Description: Backup RAM data abnormality: Abnormality of checksum value on finisher controller PC board is detected when the power is turned ON. [MJ-1101/MJ-1106] EEPROM data abnormality: An error occurs during the writing of data into the EEPROM of the Finisher. [MJ- 1032/MJ-1033]
• Causes: MJ-1101/MJ-1106 Finisher controller PC board
  MJ-1032 Finisher control PC board (FIN) abnormalit Replace the finisher control PC board (FIN) as the cause is a fault in the IC of the backup RAM.
  MJ-1033 Finisher control PC board (FIN) abnormality Replace the finisher control PC board (FIN) as the cause is a fault in the IC of the backup RAM.
• Remedy: MJ-1101/MJ-1106 Finisher related service call Backup RAM data abnormality: Abnormality of checksum value on finisher controller PC board is detected when the power is turned ON.
  MJ-1032 EEPROM Data readout check is performed after data writing and the result of the data readout check does not conform to the written data. The equipment does not enter the ready status after the specified time has passed from data writing.
  MJ-1033 Back-up memory Data readout check is performed after data writing and the result of the data readout check does not match with the written data. The equipment does not enter the ready status after the specified time has passed from data writing.
  MJ-6008 Hole punch control PC board (HP) abnormality If the behavior in the hole punch RAM check mode is not normal, replace the hole punch control PC board (HP).

• Code: CB81
• Description: Flash ROM abnormality: Abnormality of checksum value on finisher controller PC board is detected when the power is turned ON. [MJ-1101/MJ-1106]
• Causes: Finisher controller PC board
• Remedy: Main power switch Turn OFF the main power switch, then back ON. Finisher controller PC board Board check

• Code: CB82
• Description: Finisher - Main CPU program error
• Causes: MJ-1106 Finisher control board
• Remedy: MJ-1106 Finisher control board Update the firmware version of the finisher control PC board (FIN).

• Code: CB83
• Description: Saddle Stitch Finisher - Main CPU program error [MJ- 1106]
• Causes: Saddle control PC board
• Remedy: Saddle control PC board • Update the firmware version of the saddle control PC board (SDL). • Connector check • Board check