• Code: E731
• Description: Stop jam at the exit sensor: The trailing edge of the original does not pass the exit sensor after its leading edge has reached this sensor.
• Remedy: Is the exit roller stained? YES Clean the roller. NO Is the exit sensor working? (Perform the input check: 03-[FAX]ON/[7]/[E]) NO 1. Check if the connector of the exit sensor is disconnected. 2. Check if the connector CN4 on the RADF board is disconnected. 3. Check if the connector pins are disconnected or the harnesses are opencircuited. 4. Check if the conductor pattern on the RADF board is short- or open-circuited. 5. Replace the exit sensor. 6. Replace the RADF board. YES Replace the RADF board.

• Code: E741
• Description: Stop jam at the reverse sensor: The trailing edge of the original does not pass the reversal sensor after its leading edge has reached this sensor.
• Remedy: Are the read roller and reverse roller stained? YES Clean the rollers. NO Is the reverse sensor working? (Perform the input check: 03-[FAX]ON/[7]/[F]) NO 1. Check if the connector of the reverse sensor is disconnected. 2. Check if the connector CN4 on the RADF board is disconnected. 3. Check if the connector pins are disconnected or the harnesses are opencircuited. 4. Check if the conductor pattern on the RADF board is short- or open-circuited. 5. Replace the reverse sensor. 6. Replace the RADF board. YES Replace the RADF board.

• Code: E742
• Description: Jam not reaching the reverse sensor (during reverse feeding): The leading edge of the original does not reach the reverse sensor when original is fed from the reverse section.
• Remedy: Is the reverse roller stained? YES Clean the roller. NO Is the reverse sensor working? (Perform the input check: 03-[FAX]ON/[7]/[F]) NO 1. Check if the connector of the reverse sensor is disconnected. 2. Check if the connector CN4 on the RADF board is disconnected. 3. Check if the connector pins are disconnected or the harnesses are opencircuited. 4. Check if the conductor pattern on the RADF board is short- or open-circuited. 5. Replace the reverse sensor. 6. Replace the RADF board. YES Replace the RADF board.

• Code: E743
• Description: Jam not reaching the exit sensor (during reverse feeding): The original does not reach the exit sensor after it has passed the reverse sensor when the original is exited from the reverse section.
• Remedy: Are the reverse roller and read roller stained? YES Clean the rollers. NO Is the exit sensor working? (Perform the input check: 03-[FAX]ON/[7]/[E]) NO 1. Check if the connector of the exit sensor is disconnected. 2. Check if the connector CN4 on the RADF board is disconnected. 3. Check if the connector pins are disconnected or the harnesses are opencircuited. 4. Check if the conductor pattern on the RADF board is short- or open-circuited. 5. Replace the exit sensor. 6. Replace the RADF board. YES Replace the RADF board.

• Code: E860
• Description: RADF jam access cover open: The RADF jam access cover has opened during RADF operation.
• Remedy: Is the jam access cover opened? YES Remove the original, if any, and close the jam access cover. NO Is the jam access cover switch working? (Perform the input check: 03-[FAX]ON/[7]/[C]) NO 1. Check if the connector of the jam access cover switch is disconnected. 2. Check if the connector CN8 on the RADF board is disconnected. 3. Check if the connector pins are disconnected or the harnesses are opencircuited. 4. Check if the conductor pattern on the RADF board is short- or open-circuited. 5. Replace the jam access cover switch. 6. Replace the RADF board. YES Replace the RADF board.

• Code: E870
• Description: RADF open jam: RADF has opened during RADF operation.
• Remedy: Is the RADF opened? YES Remove the original, if any, and close the RADF. NO Is the RADF opening/closing sensor adjusted within the specified range? NO Adjust the RADF opening/closing sensor. YES Is the RADF opening/closing sensor working? (Perform the input check: 03-[FAX]ON/[7]/[D]) NO 1. Check if the connector of the RADF opening/closing sensor is disconnected. 2. Check if the connector CN6 on the RADF board is disconnected. 3. Check if the connector pins are disconnected or the harnesses are opencircuited. 4. Check if the conductor pattern on the RADF board is short- or open-circuited. 5. Replace the RADF opening/closing sensor. 6. Replace the RADF board. YES Replace the RADF board.

• Code: E910
• Description: Jam at the bridge unit transport sensor-1: The paper does not reach the bridge unit transport sensor- 1 after it has passed the exit sensor.
• Remedy: Is there any paper remaining inside the bridge unit? YES Remove the paper. NO Are the bridge unit transport sensors-1 and -2 working? (Perform the input check:03-[FAX]ON/[3]/[H], /[3]/[E]) NO 1. Check if the connectors of the bridge unit transport sensors-1 and -2 are disconnected. 2. Check if the connector J512 of the bridge unit is disconnected. 3. Check if the connector CN302 on the LGC board is disconnected. 4. Check if the connector pins are disconnected or the harnesses are opencircuited. 5. Check if the conductor pattern on the LGC board is short- or open-circuited. 6. Replace the bridge unit transport sensors-1 and -2. 7. Replace the LGC board. YES Is the bridge unit gate solenoid working? (Perform the output check: 03-232) NO 1. Check if the connector J512 of the bridge unit is disconnected. 2. Check if the connector CN302 on the LGC board is disconnected. 3. Check if the connector pins are disconnected or the harnesses are opencircuited. 4. Replace the bridge unit gate solenoid. 5. Replace the LGC board. YES Does the transport roller of the bridge unit work when the main motor is rotated? (Perform the output check: 03-101/151) NO Check the drive system of the equipment and bridge unit. YES Check if the rollers in the bridge unit are worn out.

• Code: E920
• Description: Stop jam at the bridge unit transport sensor-1: The trailing edge of the paper does not pass the bridge unit transport sensor-1 after its leading edge has reached the sensor.
• Remedy: Is there any paper remaining inside the bridge unit? YES Remove the paper. NO Are the bridge unit transport sensors-1 and -2 working? (Perform the input check:03-[FAX]ON/[3]/[H], /[3]/[E]) NO 1. Check if the connectors of the bridge unit transport sensors-1 and -2 are disconnected. 2. Check if the connector J512 of the bridge unit is disconnected. 3. Check if the connector CN302 on the LGC board is disconnected. 4. Check if the connector pins are disconnected or the harnesses are opencircuited. 5. Check if the conductor pattern on the LGC board is short- or open-circuited. 6. Replace the bridge unit transport sensors-1 and -2. 7. Replace the LGC board. YES Is the bridge unit gate solenoid working? (Perform the output check: 03-232) NO 1. Check if the connector J512 of the bridge unit is disconnected. 2. Check if the connector CN302 on the LGC board is disconnected. 3. Check if the connector pins are disconnected or the harnesses are opencircuited. 4. Replace the bridge unit gate solenoid. 5. Replace the LGC board. YES Does the transport roller of the bridge unit work when the main motor is rotated? (Perform the output check: 03-101/151) NO Check the drive system of the equipment and bridge unit. YES Check if the rollers in the bridge unit are worn out.