Description: PFU drawer misfeeding (Paper not reaching the PFU feed sensor): The paper fed from the PFU drawer does not reach the PFU feed sensor.
Remedy: Open the side cover. Is there any paper in front of the PFU feed sensor? YES Remove the paper. NO Is the PFU feed sensor working? (Perform the input check in the test mode: 03-[INTERRUPT]OFF/[7]/[5]) NO 1) Check if the connector of the PFU feed sensor is disconnected. 2) Check if the connector CN4 on the MAIN board is disconnected. 3) Check if the connector pins are disconnected and the harnesses are open circuited. 4) Check if the conductor pattern on the MAIN board is short circuited or open circuited. 5) Replace the PFU feed sensor. 6) Replace the MAIN board. YES Is the PFU pickup solenoid working? (Perform the output check in the test mode: 04-202) NO 1) Check if the connector of the PFU pickup solenoid is disconnected. 2) Check if the connector CN4 on the MAIN board is disconnected. 3) Check if the connector pins are disconnected and the harnesses are open circuited. 4) Check if the conductor pattern on the MAIN board is short circuited or open circuited. 5) Replace the PFU pickup solenoid. 6) Replace the MAIN board. YES Check the PFU drawer pickup roller. Replace it if it is worn out.
Code: E21
Description: PFU drawer transport jam (Paper not reaching the registration sensor): The paper does not reach the registration sensor after it has passed the PFU feed sensor.
Remedy: Open the transfer cover. Is there paper in front of the registration sensor? YES Remove the paper. NO Is the registration sensor working? (Perform the input check in the test mode: 03-[INTERRUPT]OFF/[9]/[6] NO 1) Check if the connector of the registration sensor is disconnected. 2) Check if the connector CN26 on the MAIN board is disconnected. 3) Check if the connector pins are disconnected and the harnesses are open circuited. 4) Check if the conductor pattern on the MAIN board is short circuited or open circuited. 5) Replace the registration sensor. 6) Replace the MAIN board. YES Are the PFU transport clutches (High speed/Low speed) working? (Perform the output check in the test mode: 04-203, 205) NO 1) Check if the connectors of the PFU transport clutches (High speed/ Low speed) are disconnected. 2) Check if the connector CN4 on the MAIN board is disconnected. 3) Check if the connector pins are disconnected and the harnesses are open circuited. 4) Check if the conductor pattern on the MAIN board is short circuited or open circuited. 5) Replace the PFU transport clutches (High speed/Low speed). 6) Replace the MAIN board. YES 1) Check the condition of the pickup roller of paper source, and replace it if it is worn out. 2) Check the transport roller. Replace it if it is worn out.
Code: E40
Description: Transfer cover open jam: The transfer cover has opened during printing.
Remedy: Is the ADU cover open? YES Remove paper if there is any, then close the cover. NO Is the voltage of 24V being supplied from the power supply unit? (Perform the input check in the test mode: 03-[INTERRUPT]OFF/[8]/[6]) NO 1) Check if the connector for 24 V power supply is disconnected. 2) Check if the connector CN23 on the MAIN board is disconnected. 3) Check if the connector pins are disconnected and the harnesses are open circuited. 4) Check if the conductor pattern on the MAIN board is short circuited or open circuited. 5) Replace the MAIN board. YES Replace the MAIN board.
Code: E41
Description: Front cover open jam: The front cover has opened during printing.
Remedy: Is the front cover open? YES Close the cover. NO Is the front cover opening/closing switch working? (Perform the input check in the test mode: 03-[INTERRUPT]OFF/[9]/[3]) NO 1) Check if the connector of the front cover opening/closing switch is disconnected. 2) Check if the connector CN3 on the MAIN board is disconnected. 3) Check if the connector pins are disconnected and the harnesses are open circuited. 4) Check if the conductor pattern on the MAIN board is short circuited or open circuited. 5) Replace the front cover opening/closing switch. 6) Replace the MAIN board. YES Is the voltage of 24V being supplied from the power supply unit? (Perform the input check in the test mode: 03-[INTERRUPT]OFF/[8]/[6]) NO 1) Check if the connector for 24 V power supply is disconnected. 2) Check if the connector CN23 on the MAIN board is disconnected. 3) Check if the connector pins are disconnected and the harnesses are open circuited. 4) Check if the conductor pattern on the MAIN board is short circuited or open circuited. 5) Replace the MAIN board. YES Replace the MAIN board.
Code: E44
Description: PFU cover open jam: The PFU cover has opened during printing.
Remedy: Is the PFU cover open? YES Remove the paper if there is any, then close the cover. NO Is the PFU cover opening/closing switch working? (Perform the input check in the test mode: 03-[INTERRUPT]OFF/[9]/[2]) NO 1) Check if the connector of the PFU cover opening/closing switch is disconnected. 2) Check if the connector CN4 on the MAIN board is disconnected. 3) Check if the connector pins are disconnected and the harnesses are open circuited. 4) Check if the conductor pattern on the MAIN board is short circuited or open circuited. 5) Replace the PFU cover opening/closing switch. 6) Replace the MAIN board. YES Replace the MAIN board.
Code: E71
Description: Jam not reaching the original registration sensor: The original fed from the original feeding tray does not reach the original registration sensor.
Remedy: Are the pickup roller, feed roller and separation roller stained or worn out? YES Clean the rollers or replace them. NO Is the original excessively curled or folded? YES Flatten and set it again. NO Are the original registration sensor working? (Perform the input check: 03-[INTERRUPT]ON/[5]/[6]) NO 1) Check if the connectors of the original registration sensor are disconnected. 2) Check if the connector CN74 on the ADF board is disconnected. 3) Check if the connector pins are disconnected or the harnesses are open circuited. 4) Check if the conductor pattern on the ADF board is short circuited or open circuited. 5) Replace the original registration sensor. 6) Replace the ADF board. YES Replace the ADF board.