• Code: E724
• Description: Stop jam at the registration sensor: The trailing edge of the original does not pass the registration sensor after its leading edge has reached this sensor.
• Remedy: 1. Clean the registration roller if it is stained. 2. Is the registration sensor working? (Perform the input check: 03-[FAX]ON/[7]/[H]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN74 on the RADF board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Replace the RADF board. 6. Replace the registration roller if it is worn out.

• Code: E725
• Description: Stop jam at the read sensor: The trailing edge of the original does not pass the read sensor after its leading edge has reached this sensor.
• Remedy: 1. Clean the read roller if it is stained. 2. Is the read sensor working? (Perform the input check: 03-[FAX]ON/[7]/[G]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the read sensor or the harnesses are open circuited. Correct if any. 4. Replace the read sensor. 5. Replace the RADF board. 6. Replace the read roller if it is worn out.

• 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: 1. Clean the exit roller if it is stained. 2. Is the exit/reverse sensor working? (Perform the input check: 03-[FAX]ON/[7]/[E]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN4 on the RADF board is disconnected from the exit/reverse sensor or the harnesses are open circuited. Correct if any. 4. Replace the exit/reverse sensor. 5. Replace the RADF board. 6. Replace the exit roller if it is worn out.

• Code: E860
• Description: RADF jam access cover open: The RADF jam access cover has opened during RADF operation.
• Remedy: 1. Close the RADF jam access cover if it is opened. Remove if there is any original before closing it. 2. Is the RADF jam access cover switch working? (Perform the input check: 03-[FAX]ON/[7]/[C]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN8 on the RADF board is disconnected from the RADF jam access cover switch or the harnesses are open circuited. Correct if any. 4. Replace the RADF jam access cover switch. 5. Replace the RADF board.

• Code: E870
• Description: RADF open jam: RADF has opened during RADF operation.
• Remedy: 1. Close the RADF if it is opened. Remove if there is any original before closing it. 2. Is the RADF opening/closing sensor working? (Perform the input check: 03-[FAX]ON/[7]/[D]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the RADF opening/ closing sensor or the harnesses are open circuited. Correct if any. 4. Replace the RADF opening/closing sensor. 5. Replace the RADF board. 6. Is the RADF opening/closing sensor adjusted within the specified range?

• Code: E871
• Description: Cover open jam in the read ready status: Jam caused by opening of the RADF jam access cover or front cover while the RADF is waiting for the scanning start signal from the equipment.
• Remedy: 1. Close the RADF jam access cover or the front cover if they are opened in the read ready status. 2. Is the RADF jam access cover sensor working? (Perform the input check: 03-[FAX]ON/[7]/[C]) 3. Check if the connector CN75 on the RADF board is disconnected from the RADF jam access cover sensor or the harnesses are open circuited. Correct if any. 4. Replace the RADF jam access cover sensor. 5. 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: 1. Check if there is any paper in the bridge unit and remove it if there is. 2. Is the bridge unit transport sensor-1 working? (Perform the input check:03-[FAX]OFF/[3]/[F]) / 03- [FAX]OFF/[4]/[F]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN302 on the LGC board is disconnected from the bridge unit transport sensor-1 (entrance sensor) or the harnesses are open circuited. Check if the connector J681 of the bridge unit is disconnected. Correct if any. 4. Replace the bridge unit transport sensor-1. 5. Replace the LGC board. 6. Is the bridge unit gate solenoid working? (Perform the output check: 03-232) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check if the connector CN302 on the LGC board is disconnected from the bridge unit gate solenoid or the harnesses are open circuited. Check if the connector J681 of the bridge unit is disconnected. Correct if any. 8. Replace the bridge unit gate solenoid. 9. Replace the LGC board. 10.Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) * If it is working properly, proceed to 12. If not, check 11 below. 11.Check the drive system of the equipment and bridge unit. 12.Check if the rollers in the exit roller, the pressure spring and 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: 1. Check if there is any paper in the bridge unit and remove it if there is. 2. Is the bridge unit transport sensor-1 working? (Perform the input check:03-[FAX]OFF/[3]/[F]) / 03- [FAX]OFF/[4]/[F]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN302 on the LGC board is disconnected from the bridge unit transport sensor-1 (entrance sensor) or the harnesses are open circuited. Check if the connector J681 of the bridge unit is disconnected. Correct if any. 4. Replace the bridge unit transport sensor-1. 5. Replace the LGC board. 6. Is the bridge unit gate solenoid working? (Perform the output check: 03-232) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check if the connector CN302 on the LGC board is disconnected from the bridge unit gate solenoid or the harnesses are open circuited. Check if the connector J681 of the bridge unit is disconnected. Correct if any. 8. Replace the bridge unit gate solenoid. 9. Replace the LGC board. 10.Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) * If it is working properly, proceed to 12. If not, check 11 below. 11.Check the drive system of the equipment and bridge unit. 12.Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out.