• Code: EA2C
• Description: [MJ-1042] Paper transport jam in the finisher (between the entrance path and the sub-path sensors)
• Causes:
• Remedy: MJ-1042 1st transport motor (M8) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the motor. 2nd transport motor (M4) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the motor. Entrance path sensor (S19) abnormality Measure the voltage on TP86 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„b5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Sub-path sensor (S8) abnormality Measure the voltage on TP85 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¡Ó5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Stationary tray full detection sensor (S11) abnormality Measure the voltage on TP26 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¡Ó5% 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 connector. (Finisher control PC board (FIN): CN6, CN10, CN14, CN22) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, replace the finisher control PC board (FIN).

• Code: EA2D
• Description: [MJ-1042] Paper transport jam in the finisher (sub-path sensor)
• Causes:
• Remedy: MJ-1042 2nd transport motor (M4) abnormality Check if the electrical continuity of the coil is normal. If electricity is not conducted, replace the motor. Entrance path sensor (S19) abnormality Measure the voltage on TP86 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„b5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Sub-path sensor (S8) abnormality Measure the voltage on TP85 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¡Ó5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Stationary tray full detection sensor (S11) abnormality Measure the voltage on TP26 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¡Ó5% 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 connector. (Finisher control PC board (FIN): CN6, CN10, CN14, CN22) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, replace the finisher control PC board (FIN).

• Code: EA2E
• Description: [MJ-1042] Paper remaining jam in the transport path of the finisher (subpath sensor)
• Causes:
• Remedy: MJ-1042 Entrance path sensor (S19) abnormality Measure the voltage on TP86 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„b5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Sub-path sensor (S8) abnormality Measure the voltage on TP85 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¡Ó5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Stationary tray full detection sensor (S11) abnormality Measure the voltage on TP26 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¡Ó5% 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 connector. (Finisher control PC board (FIN): CN6, CN10, CN22) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, replace the finisher control PC board (FIN).

• Code: EA31
• Description: [MJ-1042] Paper remaining jam in the transport path of the finisher [MJ-1109/1110] Paper remaining jam in the transport path
• Causes: MJ-1109/1110 Entrance sensor (S1) Feeding sensor (S22) Paper position sensor (S6-1, S6-2) Hole punch unit Transport sensor (S2) Finisher control PC board (FIN)
• Remedy: MJ-1042 Entrance path sensor (S19) abnormality Measure the voltage on TP86 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„b5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Middle path sensor (S7) abnormality Measure the voltage on TP84 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¡Ó5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Sub-path sensor (S8) abnormality Measure the voltage on TP85 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¡Ó5% 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 connector. (Finisher control PC board (FIN): CN6, CN22) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, exchange the finisher control PC board (FIN).
  MJ-1109/1110 Paper Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. Entrance sensor (S1) • Sensor check • Connector check (CN8) • Harness check Feeding sensor (S22) • Sensor check (S22) • Connector check (CN1) • Harness check Paper position sensor • Sensor check (S6-1, S6-2) • Connector check (CN1, CN4, CN5) • Harness check Transport sensor (S2) • Sensor check • Connector check (CN8) • Harness check Finisher control PC board (FIN) • Board check • Connector check (CN1, CN8) • Harness check

• Code: EA32
• Description: [MJ-1042] Paper remaining jam at the paper exit in the finisher [MJ-1109/1110] Paper remaining jam at the paper exit
• Causes: MJ-1109/1110 Processing tray sensor (S12) Finisher control PC board (FIN)
• Remedy: MJ-1042 Finishing tray sensor (S4) abnormality Measure the voltage on TP14 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„b5% 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 connector. (Finisher control PC board (FIN): CN5) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, exchange the finisher control PC board (FIN).
  MJ-1109/1110 Paper Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. Processing tray sensor (S12) • Sensor check • Connector check • Harness check Finisher control PC board (FIN) • Board check • Connector check (CN25) • Harness check

• Code: EA40
• Description: [MJ-1042] Finisher cover open jam [MJ-1109/1110] Cover open error
• Causes: MJ-1109/1110 Cover locking bracket If it is broken. Front cover switch (SW1) Stationary tray opening/closing switch (SW2) Finisher controller board (FIN)
• Remedy: MJ-1042 Sub-path opening/closing sensor (S12) abnormality Measure the voltage on TP12 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„b5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Front cover switch (SW1) abnormality Measure the voltage on TP77 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 3.3V„b5% when OFF. If the voltage does not fall within the range mentioned, replace the switch. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connector. (Finisher control PC board (FIN): CN10, CN13) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the switches, sensor and connector, exchange the finisher control PC board (FIN).
  MJ-1109/1110 Cover • Close the front cover or the stationary tray if they are opened. Front cover switch (SW1) • Sensor check • Connector check • Harness check Stationary tray opening/closing switch (SW2) • Sensor check • Connector check • Harness check Finisher controller board • Connector check (CN14) • Board check

• Code: EA50
• Description: [MJ-1042] Stapling jam [MJ-1109/1110] Stapling jam
• Causes: MJ-1109/1110 Stapler Finisher controller PC board (FIN)
• Remedy: MJ-1042 Staple unit stapling start position sensor (S17) abnormality Measure the voltage on TP23 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„b5% when OFF. If the voltage does not fall within the range mentioned, replace the staple unit. Staple unit staple empty sensor (S18) abnormality Measure the voltage on TP24 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„b5% when OFF. If the voltage does not fall within the range mentioned, replace the staple unit. 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): CN17) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the staple unit and the connectors, exchange the finisher control PC board (FIN).
  MJ-1109/1110 Stapler • Check if there is any paper in the finisher or on the transport path of the equipment or on the finishing tray. Remove it if there is • Is the jam cleared by taking off the staple cartridge from the finisher and removing the staple sheet slid from the staple case? • If the actuator of the stapler safety sensor (S11) does not move smoothly, remove its clip from the side and then reattach it. • Connector check • Harness check Finisher controller PC board (FIN) • Board check • Connector check (CN19) • Harness check

• Code: EA60
• Description: [MJ-1042] Early arrival jam [MJ-1109/1110] Early arrival jam
• Causes: MJ-1109/1110 Feeding sensor (S22) Finisher controller PC board (FIN)
• Remedy: MJ-1042 Entrance path sensor (S19) abnormality Measure the voltage on TP86 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„b5% 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 connector. (Finisher control PC board (FIN): CN22) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, exchange the finisher control PC board (FIN).
  MJ-1109/1110 Paper Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. Feeding sensor (S22) • Sensor check(S22) • Connector check (CN1) • Harness check Finisher controller PC board (FIN) • Board check • Connector check (CN1) • Harness check