• Code: 078-940
• Description: HCF Paper Misfeed RAP There is a problem with one of the following: • HCF Lift, Lift Motor • HCF Feed Motor
• Remedy: Enter Component Control [078-003 or 004 Tray 6 Feed/Lift Motor ON]. The Tray 6 Feed/Lift Motor (PL 18.4) can be heard (the lifted paper plate drops when the tray is opened). Y↓N→Check the connections of JF57 and JF06. JF57 and JF06 are connected correctly. Y↓N→Connect JF57 and JF06. Check the wire-wound resistance of Tray 6 Takeaway Motor is approx. 0.8 ohms at the measurement points below. • JF57-3 to pins 1/2 • JF57-4 to pins 5/6 If OK, go to 8.9 BSD and troubleshoot the Tray 6 Takeaway Motor circuit. Execute Component Control [078-101 Tray 6 Feed Out Sensor]. Move the actuator of the Tray 6 Feed Out Sensor. The display changes. Y↓N→Go to 8.9 BSD and check the following for an open wire, short or poor contact: • Tray 6 Feed Out Sensor PF67-2 to HCF PWB PF01-2 • Tray 6 Feed Out Sensor PF67-1 to HCF PWB PF01-3 • Tray 6 Feed Out Sensor PF67-3 to HCF PWB PF01-1 If OK, replace the Tray 6 Feed Out Sensor (PL 18.7) then the HCF PWB (PL 18.8). Check the HCF paper lift components and repair as required (PL 18.2, PL 18.3).

• Code: 078-941
• Description: HCF Paper Tray Size Mismatch RAP HCF Paper Size Mismatch.
• Remedy: Check connectors JF01, PF/JF51, PF/JF52, and PF/JF53 are connected correctly. The connectors are connected correctly. Y↓N→Connect JF01, PF/JF51, PF/JF52, and PF/JF53. Enter Component Control [078-202, Tray 6 Size Sensor (Letter)]. Actuate the sensor with a piece of paper. The display changes. Y↓N→Go to 7.15 BSD and check the following for an open wire, short or poor contact: • Tray 6 Size Sensor (Letter) Sensor JF51-2 to HCF PWB JF01-11 • Tray 6 Size Sensor (Letter) Sensor PF51-3 to HCF PWB JF01-12 • Tray 6 Size Sensor (Letter) Sensor PF51-1 to HCF PWB JF01-10 If OK, replace the Tray 6 Size Sensor (PL 18.8) then the HCF PWB (PL 18.8). Component Control [078-203, Tray 6 Size Sensor (A3)]. Actuate the sensor with a piece of paper. The display changes. Y↓N→Go to 7.15 BSD and check the following for an open wire, short or poor contact: • Tray 6 Size Sensor (A3) Sensor JF52-2 to HCF PWB JF01-8 • Tray 6 Size Sensor (A3) Sensor JF52-3 to HCF PWB JF01-9 • Tray 6 Size Sensor (A3) Sensor JF52-1 to HCF PWB JF01-7 If OK, replace the Tray 6 Size Sensor (PL 18.8) then the HCF PWB (PL 18.8). Component Control [078-204, Tray 6 In Sensor]. Actuate the sensor with a piece of paper. The display changes. Y↓N→Go to 7.15 BSD and check the following for an open wire, short or poor contact: • Tray 6 Size Sensor (A3) Sensor JF53-2 to HCF PWB JF01-5 • Tray 6 Size Sensor (A3) Sensor JF53-3 to HCF PWB JF01-6 • Tray 6 Size Sensor (A3) Sensor JF53-1 to HCF PWB JF01-4 If OK, replace the Tray 6 In Sensor (PL 18.1) then the HCF PWB (PL 18.8). Ensure the paper guilds are adjusted correctly to the paper size.

• Code: 078-945
• Description: TTM Tray 3 Lift RAP There is a problem with the TTM Tray 3 Lift.
• Remedy: Enter Component Control [071-002 or 073-009 Tray 3 Feed/Lift Motor ON]. The Tray 3 Feed/ Lift Motor (PL 12.3) can be heard (the lifted paper plate drops when the tray is opened). Y↓N→Check the connections of P/J220B, P/J661B, P/J549. P/J220B, P/J661B, P/J549 are connected correctly. Y↓N→Connect P/J220B, P/J661B, P/J549. Remove the Tray 3 Feed/Lift Motor (PL 12.3) and the Tray 2 Feed/Lift Motor (PL 12.3). Replace the Tray 3 Feed/Lift Motor with the Tray 2 Feed/Lift Motor. Enter Component Control [071-002 or 073-009 Tray 3 Feed/Lift Motor ON]. The Tray 3 (2) Feed/Lift Motor (PL 12.3) can be heard (the lifted paper plate drops when the tray is opened). Y↓N→Return the Tray 2 Feed/Lift Motor to its original position. Check the wires between P/J220B and P/J549 for an open circuit or a short circuit. The circuit between J220B 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 13.8). Return the Tray 2 Feed/Lift Motor to its original position. Replace the Tray 3 Feed/Lift Motor (PL 12.3). Check the installation of the Tray 3 Level Sensor (PL 12.3) and the operation of the actuator. The Tray 3 Level Sensor is installed correctly and the actuator works. Y↓N→Reinstall the Tray 3 Level Sensor (PL 12.3). Enter Component Control [071-208 Tray 3 Level Sensor]. Manually actuate the Tray 3 Level Sensor (PL 12.3). The display changes. Y↓N→Check the connections of P/J101B, P/J661B and P/J549. P/J101B, P/J661B and P/ J549 are connected correctly. Y↓N→Connect P/J101B, P/J661B and P/J549. Check the wires between P/J101B and P/J549 for an open circuit or a short circuit. The circuit between J101B 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 P/J549-7 (+) and P/J549-8 (-). The voltage is approx. +5VDC. Y↓N→Replace the Tray Module PWB (PL 13.8). Measure the voltage between the Tray Module PWB P/J549-9 (+) and GND (-). Activate the actuator of the Tray 3 Level Sensor (PL 12.3). The voltage changes. Y↓N→Replace the Tray 3 Level Sensor (PL 12.3). Replace the Tray Module PWB (PL 13.8). Check the TTM paper lift components and repair as required (PL 12.3, PL 13.8).

• Code: 078-946
• Description: TTM Tray 4 Lift RAP There is a problem with the TTM Tray 4 Lift.
• Remedy: Enter Component Control [071-004 or 073-010 Tray 4 Feed/Lift Motor ON]. The Tray 4 Feed/ Lift Motor (PL 12.3) can be heard (the lifted paper plate drops when the tray is opened). Y↓N→Check the connections of P/J220B, P/J661B, P/J549. P/J220B, P/J661B, P/J549 are connected correctly. Y↓N→Connect P/J220B, P/J661B, P/J549. Remove the Tray 3 Feed/Lift Motor (PL 12.3) and the Tray 4 Feed/Lift Motor (PL 12.3). Replace the Tray 3 Feed/Lift Motor with the Tray 2 Feed/Lift Motor. Enter Component Control [071-002 or 073-009 Tray 3 Feed/Lift Motor ON]. The Tray 3 (2) Feed/Lift Motor (PL 12.3) can be heard (the lifted paper plate drops when the tray is opened). Y↓N→Return the Tray 2 Feed/Lift Motor to its original position. Check the wires between P/J220B and P/J549 for an open circuit or a short circuit. The circuit between J220B 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 13.8). Return the Tray 2 Feed/Lift Motor to its original position. Replace the Tray 3 Feed/Lift Motor (PL 12.3). Check the installation of the Tray 3 Level Sensor (PL 12.3) and the operation of the actuator. The Tray 3 Level Sensor is installed correctly and the actuator works. Y↓N→Reinstall the Tray 3 Level Sensor (PL 12.3). Enter Component Control [071-208 Tray 3 Level Sensor]. Manually actuate the Tray 3 Level Sensor (PL 12.3). The display changes. Y↓N→Check the connections of P/J101B, P/J661B and P/J549. P/J101B, P/J661B and P/ J549 are connected correctly. Y↓N→Connect P/J101B, P/J661B and P/J549. Check the wires between P/J101B and P/J549 for an open circuit or a short circuit. The circuit between J101B 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 P/J549-7 (+) and P/J549-8 (-). The voltage is approx. +5VDC. Y↓N→Replace the Tray Module PWB (PL 13.8). Measure the voltage between the Tray Module PWB P/J549-9 (+) and GND (-). Activate the actuator of the Tray 3 Level Sensor (PL 12.3). The voltage changes. Y↓N→Replace the Tray 3 Level Sensor (PL 12.3). Replace the Tray Module PWB (PL 13.8). Check the TTM paper lift components and repair as required (PL 12.3, PL 13.8).

• Code: 091-402
• Description: Drum Life Over RAP The Drum Cartridge must be replaced.
• Remedy: Check the HSFI counter. The usage is correct for the life expectancy of the drum. Y↓N→There is no need for service at this time. Return to Service Call Procedures. Replace the Drum Cartridge (PL 4.1).

• Code: 091-441
• Description: Drum Life Near End of Life RAP The Drum Cartridge must be replaced soon.
• Remedy: Check the HSFI counter. The usage is correct for the life expectancy of the drum. Y↓N→There is no need for service at this time. Return to Service Call Procedures. Replace the Drum Cartridge (PL 4.1).

• Code: 091-910
• Description: Waste Toner Bottle Position RAP The Waste Toner Bottle is not in the correct position.
• Remedy: Check the installation of the Waste Toner Bottle. Waste Toner Bottle installation is correct. Y↓N→Correct the installation problem by checking for damaged mounting points. Verify the condition of the circuit, BSD9.9, between the Waste Toner Position Sensor and MCU PWB. The circuit is free of damage. Y↓N→Repair the circuit as required. Ensure the Waste Toner Bottle is installed correctly. Then check Waste Toner Bottle sensor operating voltage and output. The signal level voltage indicates the Waste Toner Bottle is correctly installed. Y↓N→There is a problem with the sensor. Repair or replace the Waste Toner Position Sensor (PL 4.2). Replace the MCU PWB (PL 9.1).

• Code: 091-911
• Description: Waste Toner Full RAP The Waste Toner Bottle is full.
• Remedy: Check the contents level of the Waste Toner Bottle. The Waste Toner Bottle is full. Y↓N→Verify the condition of the circuit, BSD9.9, between the Waste Toner Bottle Sensor and MCU PWB. The circuit is free of damage. Y↓N→Repair the circuit as required. Ensure the Waste Toner Bottle is installed correctly. Then check Waste Toner Bottle Full Sensor operating voltage and output. The signal level voltage indicates the Waste Toner Bottle is full. Y↓N→Replace the MCU PWB (PL 9.1). There is a problem with the sensor. Repair or replace the Waste Toner Full Sensor (PL 4.2). Replace the Waste Toner Bottle. If the problem persists, return to the beginning of the RAP.