• Code: 128
• Description: Fuser Error Fuser under temperature in standby - hot roll.
• Remedy: 1 Turn the printer on and allow it to reach a Ready prompt. Note: The printer may not complete POR and continue to display the 128 Error message. Remove the fuser assembly from the printer. Measure the voltage on connector J33-6 on the system board. The voltage should measure approximately 3.3 V dc. Is the voltage correct? Go to step 2 Replace the “System board”. 2 Measure the voltage on the fuser DC control connector on the LVPS. Measure the voltage on pin 6 of the connector. Does the voltage measure approximately +3.3 V dc. Replace the“Fuser assembly”. Replace the “LVPS assembly”.

• Code: 129
• Description: Fuser Error Fuser under temperature in standby - BUR.
• Remedy: 1 Turn the printer on and allow it to reach a Ready prompt. Note: The printer may not complete POR and continues to display the 129 Error message. Remove the fuser assembly from the printer. Measure the voltage on connector J33-7 on the system board. The voltage should measure approximately +3.3 V dc. Is the voltage correct? Go to step 2 Replace the “System board”. 2 Measure the voltage on the fuser DC control connector on the LVPS. Measure the voltage on pin 7 of the connector. Does the voltage measure approximately +3.3 V dc. Replace the“Fuser assembly”. Replace the “LVPS assembly”.

• Code: 130
• Description: Fuser Error Fuser failed to reach standby temperature - hot roll. Hot roll did not reach the correct standby temperature This error displays when the fuser hot roll does not reach the correct standby temperature.
• Remedy: 1 Measure the voltage on connector J33-11 on the system board. The voltage measures approximately 0.13 V dc to 0.64 V dc as the hot roll lamp turns off and on. Is the voltage correct? Replace the “Fuser assembly”. Go to step 2 2 Remove the fuser from the printer. Check continuity of the hot roll lamp by measuring between pins 1 and 2 on the AC fuser connector on the fuser assembly. Is there continuity? Go to step 4 Go to step 3 3 Check to make sure that the hot roll lamp is installed correctly. Is the hot roll lamp installed correctly? Go to step 4 Install the lamp correctly. If this does not fix the problem, replace the “Fuser assembly”. 4 Reinstall the fuser assembly. Watch to see if the lamps turn on and off as the lamp heat up. Do the lamps turn on? Go to step 5 Replace the “LVPS assembly”. 5 Turn the printer on and allow it to reach a Ready prompt. Note: The printer may not complete POR and continues to display the error code. Remove the fuser assembly from the printer. Measure the voltage on connector J33-6 on the system board. The voltage should measure approximately +3.3 V dc. Is the voltage correct? Go to step 6 Replace the “System board”. 6 Measure the voltage on the fuser DC control connector on the LVPS. Measure the voltage on pin 6 of the connector. Does the voltage measure approximately +3.3 V dc? Replace the “Fuser assembly”. Replace the “LVPS assembly”.

• Code: 131
• Description: Fuser Error Fuser failed to reach standby temperature -BUR. Backup roll did not reach the correct standby temperature
• Remedy: 1 Measure the voltage on connector J33-12 on the system board. The voltage measures approximately 0.14 V dc to 0.64 V dc as the back up roll lamp turns off and on. Is the voltage correct? Go to step 2 Replace the “Fuser assembly” 2 Remove the fuser from the printer. Check continuity of the backup roll lamp by measuring between pins 5 and 2 on the AC fuser connector on the fuser assembly. Is there continuity? Go to step 4 Go to step 3 3 Check to make sure that the backup roll lamp is installed correctly. Is the hot roll lamp installed correctly? Go to step 4 Install the lamp correctly. If this does not fix the problem, replace the “Fuser assembly”. 4 Reinstall the fuser assembly. Watch to see if the lamps turn on and off as the lamp heat up. Do the lamps turn on? Go to step 5 Replace the “LVPS assembly”. 5 Turn the printer on and allow it to reach a Ready prompt. Note: The printer may not complete POR and continues to display the error code. Remove the fuser assembly from the printer. Measure the voltage on connector J33-7 on the system board. The voltage should measure approximately +3.3 V dc. Is the voltage correct? Go to step 6 Replace the “System board”. 6 Measure the voltage on the fuser DC control connector on the LVPS. Measure the voltage on pin 7 of the connector. Does the voltage measure approximately +3.3 V dc? Replace the “Fuser assembly”. Replace the “LVPS assembly”.

• Code: 132
• Description: Fuser Error Fuser cold hot roll
• Remedy: 1 Measure the voltage on connector J33-11 on the system board. The voltage should measure approximately +0.13 V dc to +0.64 V dc as the hot roll lamp turns off and on. Is the voltage correct? Go to step 2 Replace the “System board” 2 Remove the fuser from the printer. Check continuity of the hot roll lamp by measuring between pins 1 and 2 on the AC fuser connector on the fuser assembly. Is there continuity? Go to step 4 Go to step 3 3 Check to make sure the hot roll lamp is installed correctly. Is the hot roll lamp installed correctly? Go to step 4 Install the lamp correctly. If this does not fix the problem, replace the “Fuser assembly”. 4 Reinstall the fuser assembly. Watch to see if the lamps turn on and off as the lamp heats up. Do the lamps turn on? Go to step 5 Replace the “Fuser assembly” 5 Turn the printer on and allow it to reach a Ready prompt. Note: The printer may not complete POR and may continue to display the error code. Remove the fuser from the printer. Measure the voltage on connector J33-6 on the system board. The voltage should measure approximately 3.3 V dc. Is the voltage correct? Go to step 6 Replace the “System board”. 6 Measure the voltage on the fuser DC control connector on the LVPS. Measure the voltage on pin 6 of the connect. Does the voltage measure approximately +3.3 V dc? Replace the “Fuser assembly”. Replace the “LVPS assembly”.

• Code: 133
• Description: Fuser Error Fuser cold roll - BUR
• Remedy: 1 Measure the voltage on connector J33-12 on the system board. The voltage should measure approximately +0.13 V dc to +0.64 V dc as the backup roll lamp turns off and on. Is the voltage correct? Go to step 2 Replace the “System board”. 2 Remove the fuser from the printer Check continuity of the backup roll by measuring between pins 1 and 5 on the AC fuser connector on the fuser assembly. Is there continuity? Go to step 4 Go to step 3 3 Check to make sure that the backup roll lamp is installed correctly. Is the backup roll lamp installed correctly? Go to step 4 Install the lamp correctly. If this does not fix the problem, replace the “Fuser assembly”. 4 Reinstall the fuser assembly. Watch to see if the lamps turn on and off as the lamp heats up. Do the lamps turn on? Go to step 5 Replace the “LVPS assembly”. 5 Turn the printer on and allow it to reach a Ready prompt. Note: The printer may not complete POR and continues to display the error code. Remove the fuser assembly from the printer. Measure the voltage on connector J33-7 on the system board. The voltage should measure approximately +3.3 V dc. Is the voltage correct? Go to step 6 Replace the “System board”. 6 Measure the voltage on the fuser DC control connector on the LVPS. Measure the voltage on pin 7 of the connector. Does the voltage measure approximately +3.3 V dc. Replace the “Fuser assembly”. Replace the “LVPS assembly”.

• Code: 134
• Description: Fuser Error Fuser lamp on too long hot roll. Error code 134 indicates that the fuser is running over temperature or the hot roll fuser lamp has been on too long. Error code 134 may also indicate a problem in the fuser assembly with the hot roll bearings, hot roll thermistor, LVPS, or the system board.
• Remedy: 1 Turn the printer on. Open the right side fuser access door. Observe the hot roll lamp to see if it turns on and off. You may have to observe the lamp for a few minutes to see if it turns on and off. Does the lamp turn on and off? Go to step 2 Replace the “LVPS assembly”. 2 Turn the printer on and measure the voltage on connector J33-11 on the system board. The voltage should measure approximately +0.13 V dc and +0.64 V dc as the hot roll lamp turns on and off. Is the voltage correct? Replace the “Fuser assembly”. Replace the “System board”.

• Code: 135
• Description: Fuser Error Fuser lamp on too long BUR. Error code 135 indicates that a problem exists in the fuser assembly with the backup roll bearings, backup roll thermistor, LVPS, or system board.
• Remedy: 1 Power on the printer. Open the right side of the fuser access door. Observe the hot roll lamp to see if it turns on and off. You may have to observe the lamp for a few minutes to see it turn on and off. Does the lamp turn on and off? Go to step 2 Replace the “LVPS assembly”. 2 Turn the printer on and measure the voltage on connector J33-12 on the system board. The voltage should measure approximately +0.13 V dc to +0.64 V dc as the hot roll lamp turns on and off. Is the voltage correct? Replace the “Fuser assembly”. Replace the “System board”.