• Code: 004-650
• Description: Printer Cycle Down Time Out Incorrect print processing continued for 2 minutes.
• Remedy: Check the harness connections on the Engine Control Board (MCU PWB) (PL 13.1). The problem continues. Y↓N→Return to Service Call Procedures. Replace the Engine Control Board (MCU PWB) (PL 13.1)

• Code: 006-372
• Description: ROS Polygon Motor Fail ROS Motor failure.
• Remedy: 1. Remove the Rear Cover. 2. Disconnect P401 and P402 from the Engine Control Board. 3. Carefully reinsert the plugs into their join socket and firmly seat them. 4. Did this fix the problem? Complete. Replace the Laser Unit. (You must perform the RegiCon Adjustment ADJ 9.10 () after replacing the Laser Unit.) If the problem persists, replace the Engine Control Board (MCU PWB).

• Code: 006-380
• Description: ROS SOS Y, M, C, K Length Fail ROS SOS Length Failure for Y, M, C, and K.
• Remedy: 1. Remove the Rear Cover. 2. Disconnect P401 and P402 from the Engine Control Board. 3. Carefully reinsert the plugs into their join socket and firmly seat them. 4. Did this fix the problem? Complete. Replace the Laser Unit. (You must perform the RegiCon Adjustment ADJ 9.10 () after replacing the Laser Unit.) If the problem persists, replace the Engine Control Board (MCU PWB).

• Code: 006-385
• Description: ROS ASIC Fail Operation failure of the ROS ASIC in the Engine Control Board (MCU PWB).
• Remedy: Turn the printer power Off, then On. The problem continues. Y↓N→Return to Service Call Procedures. Replace the Engine Control Board (MCU PWB) (PL 13.1).

• Code: 007-104
• Description: Tray 2 Feed Out Sensor On Jam The Tray 2 Feed Out Sensor does not detect paper fed from Tray 3, 4, or 5 in time after the Takeaway Sensor actuated.
• Remedy: Open the Left Lower Cover (PL 2.3). Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Block and unblock Tray 2 Feed Out Sensor (PL 2.3). The display changes. Y↓N→Check the circuit of the Tray 2 Feed Out Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Close the Left Lower Cover and open the Left Cover and cheat the Left Cover Interlock Switch (PL 16.13). Block and unblock the Takeaway Sensor (PL 16.6). The display changes. Y↓N→Check the circuit of the Takeaway Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Tray Feed Sensors test. Both Takeaway Rolls (PL 16.6) rotate. Y↓N→Takeaway Motor 1 energizes. Y↓N→Check the circuit of the Takeaway Motor 1. Refer to OF 99-9 RAP for troubleshooting procedure. Check Takeaway Motor 1 and its associated Gears (PL 16.15) for damage, contamination or misalignment. Repair or replace as required.. • Ensure that the Chutes (PL 2.3, PL 16.5, PL 16.6) are properly seated and not damaged. • Check the Pinch Rolls (PL 2.3, PL 16.13) for damage or contamination. • Ensure that the connectors shown in the circuit diagrams ( ) are securely connected and that the wires are not damaged. • If the problem persists, replace the Tray Module PWB (PL 16.15).

• Code: 007-105
• Description: Tray 2 Misfeed The Tray 2 Feed Out Sensor does not detect paper after feeding from Tray 2.
• Remedy: Open the Left Lower Cover (PL 2.3). Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Block and unblock the Tray 2 Feed Out Sensor (PL 2.3). The display changes. Y↓N→Check the circuit of the Tray 2 Feed Out Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Close the Left Lower Cover. Perform the Paper Feed Motors test. The Tray 2 Feed/Lift Motor (PL 2.4) energizes. Y↓N→Check the circuit of the Tray 2 Feed/Lift Motor. Refer to OF 99-9 RAP for troubleshooting procedure. • Check the Tray 2 Feed / Lift Motor and its associated gears (PL 2.4) for damage, contamination or misalignment. • Ensure that the Tray 2 Chute (PL 2.3) is properly seated and not damaged. • Ensure that the connectors shown in the circuit diagrams ( ) are securely connected and that the wires are not damaged. • If these checks are OK, replace the I/F PWB (PL 9.1). • If the problem persists, replace the Engine Control Board (MCU PWB) (PL 13.1).

• Code: 007-110
• Description: Tray 3 Misfeed The Takeaway Sensor does not detect paper after feeding from Tray 3.
• Remedy: Open the Left Cover and cheat the Left Cover Interlock Switch (PL 16.13 - TTM or PL 15.10 - 3TM). Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Block and unblock the Takeaway Sensor (PL 16.6- TTM or PL 15.10 - 3TM). The display changes. Y↓N→Check the circuit of the Takeaway Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Paper Feed Motors test. Both Takeaway Rolls (PL 16.6 - TTM or PL 15.10 - 3TM) rotate. Y↓N→Takeaway Motor 1 energizes. Y↓N→+24 VDC is measured between P/J542-10 and GND on the Tray Module PWB (refer to TT Module (rear) Plug/Jack Locations , or 3T Module (rear) Plug/Jack Locations ). Y↓N→+24 VDC is measured at P/J668-3 on the Tray Module PWB (refer to TT Module (rear) Plug/Jack Locations ). Y↓N→Refer to the +24 VDC Wirenets. Check the +24 VDC to the Tray Module PWB. Replace the Tray Module PWB (PL 16.15 - TTM or PL 15.9 - 3TM). +24 VDC is measured at each of the following pins on P/J542: Pins 1, 2, 5, and 6. Y↓N→Refer to . Check the wires from the Tray Module PWB to the Takeaway Motor 1 for an open circuit. If the wires are good, replace the Takeaway Motor 1 (PL 15.9) Check that the voltage at P/J542 pins 1, 2, 5, and 6 each drop to approximately +22 VDC. The voltage at P/J542 pins 1, 2, 5, and 6 all drop to approximately +22 VDC when [008-036] is entered. Y↓N→Replace the Tray Module PWB (PL 16.15 - TTM or PL 15.9 - 3TM). Replace the Takeaway Motor 1 (PL 16.15 - TTM or PL 15.9 - 3TM). Check the Takeaway Motor 1 (PL 16.15 - TTM or PL 15.9 - 3TM) and its associated gears for damage, contamination and misalignment. The Tray 3 Feed/Lift Motor energizes. Y↓N→Check the circuit of the Tray 3 Feed/Lift Motor. Refer to the OF 99-9 RAP for troubleshooting procedure. • Check the Tray 3 Feed / Lift Motor and its associated gears (PL 2.4) for damage and misalignment. • Ensure that the Tray 3 Chute (PL 16.6) is properly seated and not damaged. • Ensure that the connectors shown in the circuit diagrams ( ) are securely connected and that the wires are not damaged. • If these checks are OK, replace the Tray Module PWB (PL 16.15 - TTM or PL 15.9 - 3TM).

• Code: 007-115
• Description: Tray 4 Misfeed (TTM) The Tray 4 Feedout Sensor does not detect paper after feeding from Tray 4.
• Remedy: Open the Left Cover and cheat the Left Cover Interlock Switch (PL 16.13). Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Block and unblock the Tray 3 Feed Out Sensor (PL 16.6). The display changes. Y↓N→Check the circuit of the Tray 4 Feed Out Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. The Tray 4 Feed/Lift Motor energizes (PL 2.4). Y↓N→Check the circuit of the Tray 4 Feed/Lift Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Both Takeaway Rolls (PL 16.6) rotate. Y↓N→Takeaway Motor 1 energizes. Y↓N→Check the circuit of the Takeaway Motor 1. Refer to OF 99-9 RAP for troubleshooting procedure. Check the Takeaway Motor 1 and its associated gears (PL 16.15) for damage, contamination and misalignment. • Check the Tray 4 Feed / Lift Motor and its associated gears (PL 2.4) for damage and misalignment. • Ensure that the Tray 4 Chute (PL 16.6) is properly seated and not damaged. • Ensure that the connectors shown in the circuit diagrams ( ) are securely connected and that the wires are not damaged. • If these checks are OK, replace the Tray Module PWB (PL 16.15).