• Code: 012-123
• Description: H-Transport Tray Exit Sensor On Jam H-Transport Tray Exit Sensor is not turned On within a specified time.
• Remedy: Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Open the H-Transport Cover and actuate the H-Transport Tray Exit Sensor (PL 21.25). The display changes. Y↓N→Check the circuit of the H-Transport Tray Exit Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Finisher Motors test. The H-Transport Drive Motor (PL 21.26) energizes. Y↓N→Check the circuit of the H-Transport Drive Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Close the H-Transport Cover. Perform the Gate Solenoid test. The Gate Solenoid (PL 21.25) actuates. Y↓N→Check the circuit of the Gate Solenoid. Refer to OF 99-8 RAP for troubleshooting procedure. Check the following: • Ensure that the connectors shown in the circuit diagrams are securely connected and that the wires are not damaged • Check the H-Transport Motor and its associated gears and belts for damage, contamination or misalignment If the above checks are OK, then replace the H-Transport Exit Sensor (PL 21.25). If the problem persists, replace the Finisher PWB (PL 21.12).

• Code: 012-124
• Description: H-Transport Top Tray Exit Sensor Off Jam H-Transport Top Tray Exit Sensor is not turned Off within a specified time.
• Remedy: Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Open the H-Transport Cover and actuate the H-Transport Tray Exit Sensor (PL 21.25). The display changes. Y↓N→Check the circuit of the H-Transport Tray Exit Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the H-Transport Drive Motor test. The H-Transport Drive Motor (PL 21.26) energizes. Y↓N→Check the circuit of the H-Transport Drive Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Close the H-Transport Cover. Perform the Gate Solenoid test. The Gate Solenoid (PL 21.25) actuates. Y↓N→Check the circuit of the Gate Solenoid. Refer to OF 99-8 RAP for troubleshooting procedure. Check the following: • Ensure that the connectors shown in the circuit diagrams are securely connected and that the wires are not damaged • Check the H-Transport Motor and its associated gears and belts for damage, contamination or misalignment If the above checks are OK, then replace the H-Transport Exit Sensor (PL 21.25). If the problem persists, replace the Finisher PWB (PL 21.12).

• Code: 012-125
• Description: Gate Sensor On Jam Gate Sensor is not turned On within a specified time.
• Remedy: Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Actuate the Gate Sensor. The display changes. Y↓N→Check the circuit of the Gate Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Finisher Transport Motor test. The Transport Motor (PL 21.10) energizes. Y↓N→Check the circuit of the Finisher Transport Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Check the following: • Ensure that the connectors shown in the circuit diagrams are securely connected and that the wires are not damaged • Check the Finisher is docked properly • Check the Finisher Transport Motor and its associated gears and belts for damage, contamination or misalignment If the above checks are OK, then replace the Gate Sensor. If the problem persists, replace the Finisher PWB (PL 21.12).

• Code: 012-132
• Description: Xport Entrance Sensor On Jam Transport Entrance Sensor is not turned On within a specified time.
• Remedy: Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Actuate the Transport Entrance Sensor (PL 21.10). The display changes. Y↓N→Check the circuit of the Transport Entrance Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Finisher Transport Motor test. The Finisher Transport Motor (PL 21.10) energizes. Y↓N→Check the circuit of the Finisher Transport Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Check the following: • Ensure that the connectors shown in the circuit diagrams are securely connected and that the wires are not damaged • Check the H-Transport Motor and its associated gears and belts for damage, contamination or alignment • Check the Finisher Transport Motor and its associated gears and belts for damage, contamination or alignment If the above checks are OK, then replace the Transport Entrance Sensor (PL 21.10). If the problem persists, replace the Finisher PWB (PL 21.12).

• Code: 012-142
• Description: Buffer Path Sensor On Jam Buffer Path Sensor is not turned On within a specified time.
• Remedy: Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Actuate the Buffer Path Sensor (PL 21.10). The display changes. Y↓N→Check the circuit of the Buffer Path Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Finisher Transport Motor test. The Finisher Transport Motor (PL 21.10) energizes. Y↓N→Check the circuit of the Finisher Transport Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Perform the Buffer Gate Solenoid test. The Gate Solenoid (PL 21.10) actuates. Y↓N→Check the circuit of the Buffer Gate Solenoid. Refer to OF 99-8 RAP for troubleshooting procedure. Check the following: • Ensure that the connectors shown in the circuit diagrams are securely connected and that the wires are not damaged • Check the Buffer Rolls for obstructions • Check the Finisher Transport Motor and its associated gears and belts for damage, contamination or misalignment If the above checks are OK, then replace the Buffer Path Sensor (PL 21.10). If the problem persists, replace the Finisher PWB (PL 21.12).

• Code: 012-151
• Description: Compile Exit Sensor Off Jam The Compile Exit Sensor did not turn Off within the specified time after Compile Exit Sensor On.
• Remedy: Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Actuate the Compile Exit Sensor (PL 21.9). The display changes. Y↓N→Check the circuit of the Compile Exit Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Transport Gate Solenoid test. The Transport Gate Solenoid (PL 21.10) actuates. Y↓N→Check the circuit of the Transport Gate Solenoid. Refer to OF 99-8 RAP for troubleshooting procedure. Perform the Buffer Gate Solenoid test. The Buffer Gate Solenoid (PL 21.10) actuates. Y↓N→Check the circuit of the Buffer Gate Solenoid. Refer to OF 99-8 RAP for troubleshooting procedure. Perform the Exit Motor test. The Exit Motor (PL 21.8) energizes. Y↓N→Check the circuit of the Exit Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Check the following: • Ensure that the connectors shown in the circuit diagrams are securely connected and that the wires are not damaged • Check the Exit Motor and its associated gears and belts for damage, contamination or tension If the above checks are OK, then replace the Compile Exit Sensor (PL 21.9). If the problem persists, replace the Finisher PWB (PL 21.12).

• Code: 012-152
• Description: Compile Exit Sensor On Jam Not in the Punch mode: The Compile Exit Sensor did not turn On within the specified time after Punch Out Sensor On. In Punch mode: The Compile Exit Sensor did not turn On within the specified time after the punching operation had begun.
• Remedy: Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Actuate the Compile Exit Sensor (PL 21.9). The display changes. Y↓N→Check the circuit of the Compile Exit Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Buffer Gate Solenoid test. The Buffer Gate Solenoid (PL 21.10) actuates. Y↓N→Check the circuit of the Buffer Gate Solenoid. Refer to OF 99-8 RAP for troubleshooting procedure. Perform the Transport Gate Solenoid test. The Transport Gate Solenoid (PL 21.10) actuates. Y↓N→Check the circuit of the Transport Gate Solenoid. Refer to OF 99-8 RAP for troubleshooting procedure. Perform the Exit Motor test. The Exit Motor (PL 21.8) energizes. Y↓N→Check the circuit of the Exit Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Check the following: • Ensure that the connectors shown in the circuit diagrams are securely connected and that the wires are not damaged • Check the Exit Motor and its associated gears and belts for damage, contamination or tension If the above checks are OK, then replace the Compile Exit Sensor (PL 21.9). If the problem persists, replace the Finisher PWB (PL 21.12).

• Code: 012-161
• Description: Set Eject Jam The Compile Exit Sensor did not turn Off within the specified time after the Eject operation has begun.
• Remedy: Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics > OK. Actuate the Compile Exit Sensor (PL 21.9). The display changes. Y↓N→Check the circuit of the Compile Exit Sensor. Refer to Transmissive Sensor Procedure for troubleshooting procedure. Perform the Paper Path/No Pick test, Exit Motor. The Exit Motor (PL 21.8) energizes. Y↓N→Check the circuit of the Exit Motor. Refer to OF 99-9 RAP for troubleshooting procedure. Perform the Finisher Solenoids test. The Transport Gate Solenoid (PL 21.10) actuates. Y↓N→Check the circuit of the Transport Gate Solenoid. Refer to OF 99-8 RAP for troubleshooting procedure. Check the following: • Ensure that the connectors shown in the circuit diagrams are securely connected and that the wires are not damaged • Check the Exit Motor and its associated gears and belts for damage, contamination or tension If the above checks are OK, then replace the Compile Exit Sensor (PL 21.9). If the problem persists, replace the Finisher PWB (PL 21.12).