• Code: E92
• Description: Trailing edge of paper not passing the relay unit transport sensor- 1
• Remedy: Is there any paper remaining inside the relay unit? YES Remove the paper. NO Are the relay unit transport sensors-1 and -2 working? (Perform the input check in the test mode: 03-[FAX] ON/[4][H], [3][E]) NO 1. Check if the connectors of the relay unit transport sensors-1 and -2 are disconnected. 2. Check if the connector J573 of the relay unit is disconnected. 3. Check if the connector J315 on the LGC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open-circuited. 5. Check if the conductor pattern on the LGC board is short- or open-circuited. 6. Replace the relay unit transport sensors. 7. Replace the LGC board. YES Is the relay unit gate solenoid working? (Perform the output check in the test mode: 03-232) NO 1. Check if the connector J573 of the relay unit is disconnected. 2. Check if the connector J315 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open-circuited. 4. Replace the relay unit gate solenoid. 5. Replace the LGC board. YES Does the transport roller of the relay unit work when the main motor is rotated? (Perform the output check in the test mode: 03-101/151) NO Check the drive system of the main unit and relay unit. YES Check if the rollers in the relay unit are worn out.

• Code: E93
• Description: Leading edge of paper not reaching the relay unit transport sensor-2
• Remedy: Is there any paper remaining inside the relay unit? YES Remove the paper. NO Are the relay unit transport sensors-1 and -2 working? (Perform the input check in the test mode: 03-[FAX] ON/[4][H], [3][E]) NO 1. Check if the connectors of the relay unit transport sensors-1 and -2 are disconnected. 2. Check if the connector J573 of the relay unit is disconnected. 3. Check if the connector J315 on the LGC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open-circuited. 5. Check if the conductor pattern on the LGC board is short- or open-circuited. 6. Replace the relay unit transport sensors. 7. Replace the LGC board. YES Is the relay unit gate solenoid working? (Perform the output check in the test mode: 03-232) NO 1. Check if the connector J573 of the relay unit is disconnected. 2. Check if the connector J315 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open-circuited. 4. Replace the relay unit gate solenoid. 5. Replace the LGC board. YES Does the transport roller of the relay unit work when the main motor is rotated? (Perform the output check in the test mode: 03-101/151) NO Check the drive system of the main unit and relay unit. YES Check if the rollers in the relay unit are worn out.

• Code: E94
• Description: Trailing edge of paper not passing the relay unit transport sensor- 2
• Remedy: Is there any paper remaining inside the relay unit? YES Remove the paper. NO Are the relay unit transport sensors-1 and -2 working? (Perform the input check in the test mode: 03-[FAX] ON/[4][H], [3][E]) NO 1. Check if the connectors of the relay unit transport sensors-1 and -2 are disconnected. 2. Check if the connector J573 of the relay unit is disconnected. 3. Check if the connector J315 on the LGC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open-circuited. 5. Check if the conductor pattern on the LGC board is short- or open-circuited. 6. Replace the relay unit transport sensors. 7. Replace the LGC board. YES Is the relay unit gate solenoid working? (Perform the output check in the test mode: 03-232) NO 1. Check if the connector J573 of the relay unit is disconnected. 2. Check if the connector J315 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open-circuited. 4. Replace the relay unit gate solenoid. 5. Replace the LGC board. YES Does the transport roller of the relay unit work when the main motor is rotated? (Perform the output check in the test mode: 03-101/151) NO Check the drive system of the main unit and relay unit. YES Check if the rollers in the relay unit are worn out.

• Code: E9F
• Description: Punching jam
• Remedy: MJ-1012/1013 (Finisher section) Is there any paper remaining on the transport path in the finisher or main unit? YES Remove the paper. NO Is the connector J1 on the punch driver PC board disconnected? Is the harness connecting the punch driver PC board and punch home position sensor (PI3P) open-circuited? YES Connect the connector securely. Replace the harness. NO Is the punch home position sensor working properly? NO 1. Connect the connector of the punch home position sensor securely. 2. Replace the punch home position sensor. YES Replace the punch driver PC board.

• Code: EA1
• Description: Finisher paper transport delay jam
• Remedy: MJ-1011 Is there any paper remaining on the transport path in the finisher or main unit? YES Remove the paper. NO Is the connector J10 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (S2D) open-circuited? YES Connect the connector securely. Replace the harness. NO Is the inlet sensor working properly? (Check the movement of the actuator.) NO 1. Connect the connector of the inlet sensor securely. 2. Attach the actuator securely if its shaft is out of place. 3. Replace the inlet sensor. YES Replace the finisher controller PC board.
  MJ-1012/1013 (Finisher section) Is there any paper remaining on the transport path in the finisher or main unit? YES Remove the paper. NO Is the connector J17 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (PI1) open-circuited? YES Connect the connector securely. Replace the harness. NO Is the inlet sensor working properly? (Check the movement of the actuator.) NO 1. Connect the connector of the inlet sensor securely. 2. Attach the actuator securely if its shaft is out of place. 3. Replace the inlet sensor. YES Replace the finisher controller PC board.

• Code: EA2
• Description: Finisher paper transport stop jam
• Remedy: MJ-1011 Is there any paper remaining on the transport path in the finisher or main unit? YES Remove the paper. NO Is the connector J10 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (S2D) open-circuited? YES Connect the connector securely. Replace the harness. NO Is the inlet sensor working properly? (Check the movement of the actuator.) NO 1. Connect the connector of the inlet sensor securely. 2. Attach the actuator securely if its shaft is out of place. 3. Replace the inlet sensor. YES Replace the finisher controller PC board.
  MJ-1012/1013 (Finisher section) Is there any paper remaining on the transport path in the finisher or main unit? YES Remove the paper. NO Is any of the connectors J17, J24, J9 and J11 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (PI1) open-circuited? Is the harness connecting the finisher controller PC board and buffer path inlet paper sensor (PI17) open-circuited? Is the harness connecting the finisher controller PC board and buffer path paper sensor (PI14) opencircuited? Is the harness connecting the finisher controller PC board and stapling tray sensor (PI4) open-circuited? Is the harness connecting the finisher controller PC board and delivery sensor (PI3) open-circuited? YES Connect the connectors securely. Replace the harnesses. NO Is the inlet sensor working properly? (Check the movement of the actuator.) Is the buffer path inlet paper sensor working properly? (Check the movement of the actuator.) Is the buffer path paper sensor working properly? (Check the movement of the actuator.) Is the stapling tray sensor working properly? (Check the movement of the actuator.) Is the delivery sensor working properly? (Check the movement of the actuator.) NO 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. YES Replace the finisher controller PC board.

• Code: EA3
• Description: Paper remaining inside the finisher at power ON
• Remedy: MJ-1011 Is there any paper remaining on the transport path in the finisher? YES Remove the paper. NO Is the connector J10 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (S2D) open-circuited? YES Connect the connector securely. Replace the harness. NO Is the inlet sensor working properly? (Check the movement of the actuator.) NO 1. Connect the connector of the inlet sensor securely. 2. Attach the actuator securely if its shaft is out of place. 3. Replace the inlet sensor. YES Replace the finisher controller PC board.
  MJ-1012/1013 (Finisher section) Is there any paper remaining on the transport path in the finisher? YES Remove the paper. NO Is any of the connectors J17, J24 and J11 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (PI1) open-circuited? Is the harness connecting the finisher controller PC board and buffer path inlet paper sensor (PI17) open-circuited? Is the harness connecting the finisher controller PC board and buffer path paper sensor (PI14) opencircuited? Is the harness connecting the finisher controller PC board and delivery sensor (PI3) open-circuited? YES Connect the connectors securely. Replace the harnesses. NO Is the inlet sensor working properly? (Check the movement of the actuator.) Is the buffer path inlet paper sensor working properly? (Check the movement of the actuator.) Is the buffer path paper sensor working properly? (Check the movement of the actuator.) Is the delivery sensor working properly? (Check the movement of the actuator.) NO 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. YES Replace the finisher controller PC board.

• Code: EA4
• Description: Finisher front door opened during printing
• Remedy: MJ-1011 Is there any paper remaining on the transport path in the finisher or main unit? YES Remove the paper. NO Is the finisher connected with the main unit? NO Connect the finisher with the main unit. YES Is the connector J11 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and joint sensor (S4D) open-circuited? YES Connect the connector securely. Replace the harness. NO Is the joint sensor working properly? NO 1. Connect the connector of the joint sensor securely. 2. Replace the joint sensor. YES Replace the finisher controller PC board.
  MJ-1012/1013 (Finisher section) Is there any paper remaining on the transport path in the finisher or main unit? YES Remove the paper. NO Is the finisher connected with the main unit? NO Connect the finisher with the main unit. YES Is the connector J12 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and joint sensor (PI15) open-circuited? YES Connect the connector securely. Replace the harness. Is the joint sensor working properly? NO 1. Connect the connector of the joint sensor securely. 2. Replace the joint sensor. YES Is the door of the finisher closed? NO Close the door. YES Is the connector J12 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and door opening sensor (PI16) open-circuited? YES Connect the connector securely. Replace the harness. NO Is the door opening sensor working properly? NO 1. Connect the connector of the door opening sensor securely. 2. Replace the door opening sensor. YES Is the connector J5 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and door switch (MS1) open-circuited? YES Connect the connector securely. Replace the harness. NO Is the door switch working properly? NO 1. Connect the connector of the door switch securely. 2. Replace the door switch. YES Is the connector J5 on the punch driver PC board disconnected? Is the harness connecting the punch driver PC board and upper door switch (MS1P) open-circuited? Is the harness connecting the punch driver PC board and front door switch (MS2P) open-circuited? YES Connect the connector securely. Replace the harness. NO Are the upper and front door switches working properly? NO 1. Connect the connectors of the upper and front door switches securely. 2. Replace the upper/front door switches. YES Replace the finisher controller PC board.