• Code: 074-103
• Description: Tray 3 Feed Out Sensor On JAM (Tray 4 Feed) RAP After the Tray 4 Feed Out Sensor turned On, the Tray 3 Feed Out Sensor did not turn On within the specified time.
• Remedy: Check the Transport Roll for wear and paper powder. The Transport Roll is ok. Y↓N→Replace the Transport Roll. Check for foreign substances, distortion and paper powder in the paper transport path. No distortion, foreign substances, or paper powder are found in the paper transport path. Y↓N→Clear away the foreign substances and paper powder. Correct the distortion. Execute Component Control [071-101 Tray 3 Feed Out Sensor]. Actuate the Tray 3 Feed Out Sensor (PL 12.5/PL 13.5) with paper. The display changes. Y↓N→Check the connections of P/J821, P/J841, P/J548, P/J541 and P/J413. P/J821, P/ J841, P/J548, P/J541 and P/J413 are connected correctly. Y↓N→Connect P/J821, P/J841, P/J548, P/J541 and P/J413. Check the wire between J821 and J548 for an open circuit or a short circuit. The wire between J821 and J548 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Measure the voltage between the Tray Module PWB P548-8 (+) and GND (-). The voltage is approx. +5VDC. Y↓N→Replace the Tray Module PWB (PL 12.6/PL 13.8). Measure the voltage between the Tray Module PWB P548-10 (+) and GND (-). Actuate the Tray 3 Feed Out Sensor (PL 12.5/PL 13.5) with paper. The voltage changes. Y↓N→Replace the Tray 3 Feed Out Sensor (PL 12.5/PL 13.5). Check the wire between J541-10 and J413-B4 for an open circuit or a short circuit. The wire between J541-10 and J413-B4 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Measure the voltage between the MCU PWB P413-B4 (+) and GND (-). Actuate the Tray 3 Feed Out Sensor (PL 12.5/PL 13.5) with paper. The voltage changes. Y↓N→Replace the Tray Module PWB (PL 12.6/PL 13.8). Replace the MCU PWB (PL 9.1). Execute Component Control [073-006 2TM/TTM Takeaway Motor ON]. The 2TM/TTM Takeaway Motor (PL 12.6/PL 13.8) can be heard. Y↓N→Check the connections of P/J826 and P/J552. P/J826 and P/J552 are connected correctly. Y↓N→Connect P/J826 and P/J552. Check the wire between J826 and J552 for an open circuit or a short circuit. The wire between J826 and J552 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Replace the MCU PWB (PL 9.1). If the problem persists, replace the Tray Module PWB (PL 12.6/PL 13.8). Replace the MCU PWB (PL 9.1). If the problem persists, replace the Tray Module PWB (PL 12.6/PL 13.8).

• Code: 074-105
• Description: Tray 4 Registration Sensor On JAM RAP After the Tray 2 Feed Out Sensor turned On, the Registration Sensor did not turn On within the specified time.
• Remedy: Check the Transport Roll for wear and paper powder. The Transport Roll is ok. Y↓N→Replace the Transport Roll. Check for foreign substances, distortion and paper powder in the paper transport path. No distortion, foreign substances, or paper powder are found in the paper transport path. Y↓N→Clear away the foreign substances and paper powder. Correct the distortion. Execute Component Control [089-100 Registration Sensor]. Manually activate the actuator of the Registration Sensor (PL 2.4). The display changes. Y↓N→Check the connection of P/J104. P/J104 is connected correctly. Y↓N→Connect P/J104. Check the wire between J104 and J403 for an open circuit or a short circuit. The wire between J104 and J403 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Measure the voltage between the MCU PWB P403B-13 (+) and GND (-). The voltage is approx. +5VDC. Y↓N→Replace the MCU PWB (PL 9.1). Measure the voltage between the MCU PWB P403B-8 (+) and GND (-). Actuate the Registration Sensor with paper. The voltage changes. Y↓N→Replace the Registration Sensor (PL 2.4). Replace the MCU PWB (PL 9.1). Execute Component Control [073-015 Takeaway Roll Clutch ON]. The Takeaway Roll Clutch (PL 2.4) can be heard. Y↓N→Check the connections of P/J204 and P/J204. P/J204 and P/J204 are connected correctly. Y↓N→Connect P/J204 and P/J204. Measure the resistance of the Takeaway Roll Clutch (PL 2.4). (Between P204-1 and P204-2) The resistance is approx. 250~100Ohm. Y↓N→Replace the Takeaway Roll Clutch (PL 2.4). Check the wire between J204 and J410 for an open circuit or a short circuit. The wire between J204 and J410 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Replace the MCU PWB (PL 9.1). Replace the MCU PWB (PL 9.1).

• Code: 074-210
• Description: Tray 4 Lift Up Failure RAP • After the 2TM-Tray 4 Feed/Lift Motor turned On, the 2TM-Tray 4 Level Sensor did not turn On within the specified time. • After the TTM-Tray 4 Feed/Lift Motor turned On, the TTM-Tray 4 Level Sensor did not turn On within the specified time.
• Remedy: Remove the tray and reinstall. The Tray 4 Feed/Lift Motor can be heard. Y↓N→Execute Component Control [073-010 Tray 4 Feed/Lift Motor ON]. The Tray 4 Feed/Lift Motor (PL 12.3/PL 13.6) can be heard. Y↓N→Check the connections of P/J220A, P/J661A and P/J549. P/J220A, P/J661A and P/J549 are connected correctly. Y↓N→Connect P/J220A, P/J661A and P/J549. Remove the Tray 3 Feed/Lift Motor (PL 12.3/PL 13.6) and the Tray 4 Feed/Lift Motor (PL 12.3/PL 13.6). Replace the Tray 3 Feed/Lift Motor with the Tray 4 Feed/Lift Motor. Execute Component Control [073-010 Tray 4 Feed/Lift Motor ON]. The Tray 3 Feed/Lift Motor (PL 12.3/PL 13.6) can be heard. Y↓N→Return the Tray 4 Feed/Lift Motor to its original position. Check the wire between J220A and J549 for an open circuit or a short circuit. The wire between J220A and J549 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Replace the Tray Module PWB (PL 12.6/PL 13.8). Return the Tray 3 Feed/Lift Motor to its original position. Replace the Tray 4 Feed/Lift Motor (PL 12.3/PL 13.6). Go to the OF 2 (SIZE SWITCH ASSY RAP). Check the installation of the Tray 4 Level Sensor (PL 12.3/PL 13.6) and the operation of the actuator. The Tray 4 Level Sensor is installed correctly and the actuator works. Y↓N→Reinstall the Tray 4 Level Sensor. Execute Component Control [071-209 Tray 4 Level Sensor]. Manually activate the Tray 4 Level Sensor (PL 12.3/PL 13.6). The display changes. Y↓N→Check the connections of P/J101B, P/J661A and P/J549. P/J101B, P/J661A and P/ J549 are connected correctly. Y↓N→Connect P/J101B, P/J661A and P/J549. Check the wire between J101A and J549 for an open circuit or a short circuit. The wire between J101A and J549 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Measure the voltage between the Tray Module PWB P549-A7 (+) and GND (-). The voltage is approx. +5VDC. Y↓N→Replace the Tray Module PWB (PL 12.6/PL 13.8). Measure the voltage between the Tray Module PWB P549-A9 (+) and GND (-). Activate the actuator of the Tray 4 Level Sensor (PL 12.3/PL 13.6). The voltage changes. Y↓N→Replace the Tray 4 Level Sensor (PL 12.3/PL 13.6). Replace the Tray Module PWB (PL 12.6/PL 13.8). Replace the Tray Module PWB (PL 12.6/PL 13.8).

• Code: 074-211
• Description: Tray 4 Broken RAP The Tray 4 Paper Size Switch failed
• Remedy: [For 2TM] Remove Trays 3 and 4. Replace Tray 3 with Tray 4. [074-211] occurs. Y↓N→Replace the faulty part of the Tray 4 Actuator. Check the installation of the Tray 4 Paper Size Switch. The Tray 4 Paper Size Switch is installed correctly. Y↓N→Install the Tray 4 Paper Size Switch correctly. Go to the OF 2 (SIZE SWITCH ASSY RAP). [For TTM] Check the Tray 4 Actuator. The Tray 4 Actuator is not distorted. Y↓N→Replace the faulty part of the Tray 4 Actuator. Check the installation of the Tray 4 Paper Size Switch. The Tray 4 Paper Size Switch is installed correctly. Y↓N→Install the Tray 4 Paper Size Switch correctly. Go to the OF 2 (SIZE SWITCH ASSY RAP).

• Code: 075-135
• Description: MPT Registration Sensor On JAM RAP After the MPT Feed Solenoid turned On, the Registration Sensor did not turn On within the specified time.
• Remedy: Check the guide. The guide is set correctly. Y↓N→Set the guide correctly. Check the installation of the MPT. The MPT is installed correctly. Y↓N→Install the MPT correctly. Check for foreign substances, distortion and paper powder in the paper transport path. No distortion, foreign substances, or paper powder are found in the paper transport path. Y↓N→Clear away the foreign substances and paper powder. Correct the distortion. Execute Component Control [089-100 Registration Sensor]. Manually activate the actuator of the Registration Sensor (PL 2.4). The display changes. Y↓N→Check the connection of P/J104. P/J104 is connected correctly. Y↓N→Connect P/J104. Check the wire between J104 and J403 for an open circuit or a short circuit. The wire between J104 and J403 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Measure the voltage between the MCU PWB P403B-13 (+) and GND (-). The voltage is approx. +5VDC. Y↓N→Replace the MCU PWB (PL 9.1). Measure the voltage between the MCU PWB P403B-8 (+) and GND (-). Actuate the Registration Sensor with paper. The voltage changes. Y↓N→Replace the Registration Sensor (PL 2.4). Replace the MCU PWB (PL 9.1). Execute Component Control [071-036 Main Motor ON]. The Main Motor in the Main Drive Assembly starts rotating and the Fuser starts up. Go to the OF 3 (MAIN DRIVE ASSY RAP). Execute Component Control [071-012 MPT Feed Solenoid ON]. The MPT Feed Solenoid (PL 7.2) can be heard. Y↓N→Check the connections of P/J205 and P/J411. P/J205 and P/J411 are connected correctly. Y↓N→Connect P/J205 and P/J411. Measure the resistance of the MPT Feed Solenoid (PL 7.2). (Between P205-1 and P205-2). The resistance is approx. 90Ohm. Y↓N→Replace the MPT Feed Solenoid (PL 7.2). Check the wire between P205 and J411 for an open circuit or a short circuit. The wire between P205 and J411 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Replace the MCU PWB (PL 9.1). Replace the MCU PWB (PL 9.1).

• Code: 077-101
• Description: Registration Sensor Off JAM RAP After the Registration Clutch turned On, the Registration Sensor did not turn Off within the specified time.
• Remedy: Check the Transport Roll for wear and paper powder. The Transport Roll is ok. Y↓N→Replace the Transport Roll. Check for foreign substances, distortion and paper powder in the paper transport path. No distortion, foreign substances, or paper powder are found in the paper transport path. Y↓N→Clear away the foreign substances and paper powder. Correct the distortion. Execute Component Control [089-100 Registration Sensor]. Manually activate the actuator of the Registration Sensor (PL 2.4). The display changes. Y↓N→Check the connection of P/J104 and P/J403. P/J104 and P/J403 are connected correctly. Y↓N→Connect P/J104 and P/J403. Check the wire between J104 and J403 for an open circuit or a short circuit. The wire between J104 and J403 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Measure the voltage between the MCU PWB P403B-13 (+) and GND (-). The voltage is approx. +5VDC. Y↓N→Replace the MCU PWB (PL 9.1). Measure the voltage between the MCU PWB P403B-8 (+) and GND (-). Actuate the Registration Sensor with paper. The voltage changes. Y↓N→Replace the Registration Sensor (PL 2.4). Replace the MCU PWB (PL 9.1). Execute Component Control [089-002 Registration Clutch ON]. The Registration Clutch (PL 2.4) can be heard. Y↓N→Check the connection of P/J215 and P/J403. P/J215 and P/J403 are connected correctly. Y↓N→Connect P/J215 and P/J403. Measure the resistance of the Registration Clutch (PL 2.4) between P215-1 and P215-2. The resistance is approx. 240Ohm. Y↓N→Replace the Registration Clutch (PL 2.4). Check the wire between J215 and J403 for an open circuit or a short circuit. The wire between J215 and J403 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Replace the MCU PWB (PL 9.1). Replace the MCU PWB (PL 9.1).

• Code: 077-103
• Description: Fuser Exit Sensor Off JAM RAP After the Fuser Exit Sensor turned On, the Fuser Exit Sensor did not turn Off within the specified time.
• Remedy: Check the installation of the Fuser. The Fuser is installed correctly. Y↓N→Install the Fuser correctly. Check for foreign substances, distortion and paper powder in the paper transport path. No distortion, foreign substances, or paper powder are found in the paper transport path. Y↓N→Clear away the foreign substances and paper powder. Correct the distortion. Open Left Upper Cover Assembly and verify that Exit 1 Gate (PL 6.2) is free to move. Exit 1 Gate is free to move. Y↓N→Repair as required. Check the clearance between the Diverter Gate and the Fixed Guide on the left hand door. PL 6.4- PL 6.5). Operation is satisfactory. Y↓N→Repair as required (PL 6.4 - PL 6.5). Execute Component Control [010-100 Fuser Exit Sensor]. Manually activate the actuator of the Fuser Exit Sensor (PL 5.1). The display changes. Y↓N→Check the connections of P/J125 and P/J410. P/J125 and P/J410 are connected correctly. Y↓N→Connect P/J125 and P/J410. Check the wire between J125 and J410 for an open circuit or a short circuit. The wire between J125 and J410 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Measure the voltage between the MCU PWB P410-1 (+) and GND (-). The voltage is approx. +5VDC. Y↓N→Replace the MCU PWB (PL 9.1). Measure the voltage between the MCU PWB P410-3 (+) and GND (-). Actuate the Fuser Exit Sensor with paper. The voltage changes. Y↓N→Replace the Fuser Exit Sensor (PL 5.1). Replace the MCU PWB (PL 9.1). Execute Component Control [071-036 Main Motor ON]. The Main Motor in the Main Drive Assembly starts rotating and the Fuser starts up. Y↓N→Go to the OF 3 (MAIN DRIVE ASSY RAP). Replace the MCU PWB (PL 9.1).

• Code: 077-104
• Description: Exit Sensor off (too short) JAM RAP After the Fuser Exit Sensor turned On, the Fuser Exit Sensor turned Off before the specified time
• Remedy: Check the installation of the Fuser. The Fuser is installed correctly. Y↓N→Install the Fuser correctly. Check for foreign substances, distortion and paper powder in the paper transport path. No foreign substances, distortion or paper powder are found in the paper transport path. Y↓N→Clear away the foreign substances and paper powder. Correct the distortion. Execute Component Control [010-100 Fuser Exit Sensor]. Manually activate the actuator of the Fuser Exit Sensor (PL 5.1). The display changes. Y↓N→Check the connections of P/J125 and P/J410. P/J125 and P/J410 are connected correctly. Y↓N→Connect P/J125 and P/J410. Check the wire between J125 and J410 for an open circuit or a short circuit. The wire between J125 and J410 is conducting without an open circuit or a short circuit. Y↓N→Repair the open circuit or short circuit. Measure the voltage between the MCU PWB P410-1 (+) and GND (-). The voltage is approx. +5VDC. Y↓N→Replace the MCU PWB (PL 9.1). Measure the voltage between the MCU PWB P410-3 (+) and GND (-). Actuate the Fuser Exit Sensor with paper. The voltage changes. Y↓N→Replace the Fuser Exit Sensor (PL 5.1). Replace the MCU PWB (PL 9.1). Execute Component Control [071-036 Main Motor ON]. The Main Motor in the Main Drive Assembly starts rotating and the Fuser starts up. Y↓N→Go to the OF 3 (MAIN DRIVE ASSY RAP). Replace the MCU PWB (PL 9.1).