Code: 50.BX.YZ
Display:
50.BX.YZ
Description:
High fuser temperature 3
Remedy:
action1. Remove and reinstall the fuser. Make sure that it is seated correctly.2. Make sure that there is no residual paper in the fuser.3. Check the paper type setting in the printer control panel menus and in the print driver. Make sure that the settings match and are correct for the type of media being used.4. Check the connector (J50) between the fuser and printer. If the connector is damaged, replace the connector assembly or the Fuser.5. If the issue persists, replace the fuser.6. If error still remains, replace the Fuser PCA assembly.
Code: 50.WX.YZ
Display:
50.WX.YZ
Description:
The fuser has experienced an error. W = fuser error code, X = fuser mode, Y = previous printer sleep state, and Z = next printer sleep state. Fuser modes and sleep states are listed after all 50.WX.YZ troubleshooting. The specific issues are: • 50.1X: Low fuser temperature • 50.2X: Fuser warm up service • 50.3X: High fuser temperature • 50.4X: Drive circuit fault • 50.6X: Open fuser circuit (heating element failure) • 50.7X: Depressurizing mechanism malfunction • 50.8X: Low fuser temperature 2 • 50.9X: High fuser temperature 2 • 50.AX: Low fuser temperature 3 • 50.BX: High fuser temperature 3
Remedy:
action1. Turn the printer off, and then on.2. If the error returns, turn the printer off and ensure the printer is directly plugged into a wall outlet (remove any surge protector or UPS).3. If the error persists, try a different wall outlet (if possible), one that is preferably on a dedicated or different circuit.4. Make sure that the correct fuser model is installed in the printer and that it meets the appropriate voltage requirements.5. Make sure the fuser is seated properly.6. If the error persists, continue troubleshooting based on the individual error listed below. Fuser Modes: 0 = Photo Media 1, 2, 3 1 = Normal-Auto Sense 2 = Normal 3 = Light 1 4 = Heavy 1 5 = Heavy 2 6 = Heavy 3 7 = Glossy 1 8 = Glossy 2 9 = Glossy 3 A = Glossy Film B = Transparency C = Label D = Envelope 1 E = Rough RoughPrinter State / Sleep States 0 = Printing 1 = Standby level 1 (no temperature control) 2 = Standby level 2 (high temperature control) 3 = Standby level 3 (middle temperature control) 4 = Standby level 2 (low temperature control) 5 = Middle sleep 6 = Deep sleep F = Power off
Code: 51.00.YZ
Display:
51.00.YZ
Description:
An error with the laser/scanner assembly has occurred in the printer. • 51.00.10: Beam detect error • 51.00.19: Laser malfunction
Remedy:
1. Turn the printer off, and then on2. Check the connections to the laser scanners from the DC controller PCA (Connectors J126 and J127 On DCC).3. If the error persists, replace the laser scanner assembly.
Code: 52.00.00
Display:
52.00.00/52.00.20 Scanner Startup/Rotation error
Description:
A printer laser scanner error occurred. • 52.00.00 . Laser scanner startup error. • 52.00.20 . Laser scanner rotation error.
Remedy:
1. Turn the printer off, and then on2. Reconnect the connector (J47) on the laser driver PCA and connector (J103) on the DC controller PCA.3. If the error persists, replace the laser scanner assembly.
Code: 52.00.20
Display:
52.00.00/52.00.20 Scanner Startup/Rotation error
Description:
A printer laser scanner error occurred. • 52.00.00 . Laser scanner startup error. • 52.00.20 . Laser scanner rotation error.
Remedy:
1. Turn the printer off, and then on2. Reconnect the connector (J47) on the laser driver PCA and connector (J103) on the DC controller PCA.3. If the error persists, replace the laser scanner assembly.
Code: 54.00.01
Display:
54.00.01 / 54.00.03 (EVENT LOG ONLY)
Description:
Environment sensor abnormality warning
Remedy:
1. Turn the printer off and then on.2. Reconnect the connector (J800) of the environment sensor and connector (J122) on the DC controller PCA.3. Replace the environment sensor.
Code: 54.00.03
Display:
54.00.01 / 54.00.03 (EVENT LOG ONLY)
Description:
Environment sensor abnormality warning
Remedy:
1. Turn the printer off and then on.2. Reconnect the connector (J800) of the environment sensor and connector (J122) on the DC controller PCA.3. Replace the environment sensor.
Code: 54.00.06
Display:
54.00.06 or 54.00.14 or 54.00.19 (EVENT LOG ONLY)
Description:
Registration density sensor failure
Remedy:
1. Open and close the right door (or turn on and then off the power switch) to perform the color plane registration. 2. Clean toner dust and debris from the front and rear density sensors and surrounding areas using compressed air and/or soft brush. NOTE: To clean the density sensors open right and front doors and remove both the Fuser and ITB. Close front door to expose the density sensors for cleaning. 3. Reconnect the connector (J120) on the DC controller PCA. 4. If the error persists, replace the registration density sensor assembly.

Code: 54.00.14
Display:
54.00.06 or 54.00.14 or 54.00.19 (EVENT LOG ONLY)
Description:
Registration density sensor failure
Remedy:
1. Open and close the right door (or turn on and then off the power switch) to perform the color plane registration. 2. Clean toner dust and debris from the front and rear density sensors and surrounding areas using compressed air and/or soft brush. NOTE: To clean the density sensors open right and front doors and remove both the Fuser and ITB. Close front door to expose the density sensors for cleaning. 3. Reconnect the connector (J120) on the DC controller PCA. 4. If the error persists, replace the registration density sensor assembly.
Code: 54.00.19
Display:
54.00.06 or 54.00.14 or 54.00.19 (EVENT LOG ONLY)
Description:
Registration density sensor failure
Remedy:
1. Open and close the right door (or turn on and then off the power switch) to perform the color plane registration. 2. Clean toner dust and debris from the front and rear density sensors and surrounding areas using compressed air and/or soft brush. NOTE: To clean the density sensors open right and front doors and remove both the Fuser and ITB. Close front door to expose the density sensors for cleaning. 3. Reconnect the connector (J120) on the DC controller PCA. 4. If the error persists, replace the registration density sensor assembly.
Code: 54.01.05
Display:
54.01.05 (EVENT LOG ONLY)
Description:
Media sensor is out of calibration range
Remedy:
1. Clean the media sensor assembly with lint-free cloth. Turn the power off and then on. 2. Reconnect the connector (J3) of the media sensor assembly and connector (J124) on the DC controller PCA. 3. Replace the registration assembly.
Code: 54.06.21
Display:
54.06.21 (EVENT LOG ONLY)
Description:
Primary laser/scanner beam detect abnormality
Remedy:
1. Turn the printer off, and then on.2. Check the connector (J126 and J127) on the DC controller PCA.3. If the error persists, replace the laser/scanner assembly.
Code: 54.0X.07
Display:
54.0X.07 (EVENT LOG ONLY)
Description:
The printer experienced a Drum home position sensor error. • 54.05.07: Black Drum • 54.06.07: Cyan Drum • 54.07.07: Magenta Drum • 54.08.07: Yellow Drum
Remedy:
1. Turn the printer off and then on.2. Reconnect the connector (J114) on the DC controller PCA.3. Replace the Main Drive Assembly.
Code: 54.0X.0B
Display:
54.0X.0B or 54.0X.0C or 54.0X.0B or 54.0X.0C (EVENT LOG ONLY)
Description:
Density sensor out of range error or Dhalf calibration failure • 54.00.0B, 54.00.0C 54.00.0D, 54.00.0E . Black • 54.01.0B, 54.01.0C 54.01.0D, 54.01.0E . Cyan • 54.02.0B, 54.02.0C 54.02.0D, 54.02.0E . Magenta • 54.03.0B, 54.03.0C 54.03.0D, 54.03.0E . Yellow
Remedy:
1. Turn the power off and then on.2. Check the supplies status page to make sure the toner cartridges are not past their useful life.3. Clean any excess toner accumulation on the printer using compressed air, soft brush or toner cloth.4. Check the ITB for damage and replace if necessary. 5. Make sure the RD sensor is not contaminated with toner or paper dust. Clean the sensor with compressed air and soft brush. NOTE: To clean the density sensors open right and front doors and remove both the Fuser and ITB. Close front door to expose the density sensors for cleaning. 6. If the error persists, replace the registration sensor assembly.
Code: 54.0X.0B
Display:
54.0X.0B or 54.0X.0C or 54.0X.0B or 54.0X.0C (EVENT LOG ONLY)
Description:
Density sensor out of range error or Dhalf calibration failure • 54.00.0B, 54.00.0C 54.00.0D, 54.00.0E . Black • 54.01.0B, 54.01.0C 54.01.0D, 54.01.0E . Cyan • 54.02.0B, 54.02.0C 54.02.0D, 54.02.0E . Magenta • 54.03.0B, 54.03.0C 54.03.0D, 54.03.0E . Yellow
Remedy:
1. Turn the power off and then on.2. Check the supplies status page to make sure the toner cartridges are not past their useful life.3. Clean any excess toner accumulation on the printer using compressed air, soft brush or toner cloth.4. Check the ITB for damage and replace if necessary. 5. Make sure the RD sensor is not contaminated with toner or paper dust. Clean the sensor with compressed air and soft brush. NOTE: To clean the density sensors open right and front doors and remove both the Fuser and ITB. Close front door to expose the density sensors for cleaning. 6. If the error persists, replace the registration sensor assembly.
Code: 54.0X.0C
Display:
54.0X.0B or 54.0X.0C or 54.0X.0B or 54.0X.0C (EVENT LOG ONLY)
Description:
Density sensor out of range error or Dhalf calibration failure • 54.00.0B, 54.00.0C 54.00.0D, 54.00.0E . Black • 54.01.0B, 54.01.0C 54.01.0D, 54.01.0E . Cyan • 54.02.0B, 54.02.0C 54.02.0D, 54.02.0E . Magenta • 54.03.0B, 54.03.0C 54.03.0D, 54.03.0E . Yellow
Remedy:
1. Turn the power off and then on.2. Check the supplies status page to make sure the toner cartridges are not past their useful life.3. Clean any excess toner accumulation on the printer using compressed air, soft brush or toner cloth.4. Check the ITB for damage and replace if necessary. 5. Make sure the RD sensor is not contaminated with toner or paper dust. Clean the sensor with compressed air and soft brush. NOTE: To clean the density sensors open right and front doors and remove both the Fuser and ITB. Close front door to expose the density sensors for cleaning. 6. If the error persists, replace the registration sensor assembly.

Code: 54.0X.0C
Display:
54.0X.0B or 54.0X.0C or 54.0X.0B or 54.0X.0C (EVENT LOG ONLY)
Description:
Density sensor out of range error or Dhalf calibration failure • 54.00.0B, 54.00.0C 54.00.0D, 54.00.0E . Black • 54.01.0B, 54.01.0C 54.01.0D, 54.01.0E . Cyan • 54.02.0B, 54.02.0C 54.02.0D, 54.02.0E . Magenta • 54.03.0B, 54.03.0C 54.03.0D, 54.03.0E . Yellow
Remedy:
1. Turn the power off and then on.2. Check the supplies status page to make sure the toner cartridges are not past their useful life.3. Clean any excess toner accumulation on the printer using compressed air, soft brush or toner cloth.4. Check the ITB for damage and replace if necessary. 5. Make sure the RD sensor is not contaminated with toner or paper dust. Clean the sensor with compressed air and soft brush. NOTE: To clean the density sensors open right and front doors and remove both the Fuser and ITB. Close front door to expose the density sensors for cleaning. 6. If the error persists, replace the registration sensor assembly.
Code: 54.14.00
Display:
54.14.00 (EVENT LOG ONLY)
Description:
CPR sensor abnormality warning
Remedy:
1. Turn the printer off, and then on. 2. Clean any excess toner accumulation on the printer using compressed air, soft brush or toner cloth. 3. Check the ITB for damage and replace if necessary. 4. Make sure the RD sensor is not contaminated with toner or paper dust. Clean the sensor with compressed air and soft brush. NOTE: To clean the density sensors open right and front doors and remove both the Fuser and ITB. Close front door to expose the density sensors for cleaning. 5. Replace the ITB assembly.
Code: 55.00.01
Display:
55.00.01, 55.00.03 or 55.00.04 DC Controller Error
Description:
The communication link between the formatter and DC controller was lost. • 55.00.01.DC controller memory error. • 55.00.03-DC controller no engine response • 55.00.04-DC controller communications time out
Remedy:
Turn the printer off and then on. Verify that the all connectors on the DC controller are seated correctly. If the error persists, replace the DC controller.
Code: 55.00.03
Display:
55.00.01, 55.00.03 or 55.00.04 DC Controller Error
Description:
The communication link between the formatter and DC controller was lost. • 55.00.01.DC controller memory error. • 55.00.03-DC controller no engine response • 55.00.04-DC controller communications time out
Remedy:
Turn the printer off and then on. Verify that the all connectors on the DC controller are seated correctly. If the error persists, replace the DC controller.
Code: 55.00.04
Display:
55.00.01, 55.00.03 or 55.00.04 DC Controller Error
Description:
The communication link between the formatter and DC controller was lost. • 55.00.01.DC controller memory error. • 55.00.03-DC controller no engine response • 55.00.04-DC controller communications time out
Remedy:
Turn the printer off and then on. Verify that the all connectors on the DC controller are seated correctly. If the error persists, replace the DC controller.
Code: 55.00.05
Display:
55.00.05 Engine Firmware RFU Error
Description:
The firmware upgrade failed.
Remedy:
Turn the printer off and then on. If issue remains re-send upgrade.
Code: 55.01.06
Display:
55.01.06, 55.02.06 DC controller error To continue turn off then on
Description:
NVRAM memory warning • 55.01.06 (event code) NVRAM memory data error warning • 55.02.06 (event code) NVRAM memory access error warning
Remedy:
Turn the printer off, then on. If the error persists, replace the DC controller PCA.
Code: 55.02.06
Display:
55.01.06, 55.02.06 DC controller error To continue turn off then on
Description:
NVRAM memory warning • 55.01.06 (event code) NVRAM memory data error warning • 55.02.06 (event code) NVRAM memory access error warning
Remedy:
Turn the printer off, then on. If the error persists, replace the DC controller PCA.

Code: 56.00.01
Display:
56.00.01 Illegal Input Printer Error
Description:
The product experienced an illegal input.
Remedy:
Turn the printer off, then on. Remove any third-party hardware and test again
Code: 56.00.YY
Display:
56.00.YY
Description:
The product experienced a communication error with the optional paper trays.
Remedy:
1. Turn the printer off, then on. 2. If the error persists, reseat the optional paper trays (1 x 500-sheet feeder and/or 3 x 500-sheet feeder). 3. Check the input connectors for damage. If a connector is damaged, replace the connector.
Code: 57.00.01
Display:
57.00.01 Delivery Fan (FM3) failure
Description:
The printer experienced Exhaust Fan (FM3) failure
Remedy:
1. Turn the printer off, then on. 2. Reconnect the connector (J2505) on the high voltage power supply T PCA and connector (J109) on the DC controller PCA. 3. Replace the exhaust fan. NOTE: Technicians can measure the voltage between the connectors (J109-8 and J109-9) on the DC controller PCA immediately after the printer is turned on. If the voltage changes from 0V to approximately 24V, replace the delivery fan. If Voltage not present check voltages for other fans and replace the DC Controller as needed.
Code: 57.00.02
Display:
57.00.02 Cartridge fan (FM2) failure
Description:
The printer has experienced a cartridge fan (FM2) error.
Remedy:
1. Turn the printer off, then on. 2. Reconnect the connectors (J6003 and J606) on the fuser power supply assembly and connector (J128) on the DC controller PCA. 3. Replace the Cartridge fan. NOTE: Technicians can measure the voltage between the connectors (J128-3 and J128-4) on the DC controller PCA immediately after the printer is turned on. If the voltage changes from 0V to approximately 24V, replace the cartridge fan. If Voltage not present check voltages for other fans and replace the DC Controller as needed.
Code: 57.00.03
Display:
57.00.03 Power supply fan (FM1) failure
Description:
The printer experienced Power supply fan (FM1) failure
Remedy:
1. Turn the printer off, then on. 2. Reconnect the connectors (J602 and J603) on the low-voltage power supply assembly and connector (J105) on the DC controller PCA. 3. Replace the Power Supply fan. NOTE: Technicians can measure the voltage between the connectors (J105-8 and J105-9) on the DC controller PCA immediately after the printer is turned on. If the voltage changes from 0V to approximately 24V, replace the power supply fan. If Voltage not present check voltages for other fans and replace the DC Controller as needed.
Code: 57.00.04
Display:
57.00.04 Fuser Fan (FM4) failure
Description:
The printer experienced Fuser Fan (FM4) failure
Remedy:
1. Turn the printer off, then on. 2. Reconnect the connector (J54) of the fuser fan, intermediate connector (J1801), connector (J2506) on the high-voltage power supply T PCA and connector (J109) on the DC controller PCA. 3. Replace the Fuser fan. NOTE: Technicians can measure the voltage between the connectors (J109-2 and J109-3) on the DC controller PCA immediately after the printer is turned on. If the voltage changes from 0V to approximately 24V, replace the fuser fan. If Voltage not present check voltages for other fans and replace the DC Controller as needed.
Code: 58.00.02
Display:
58.00.02 Error
Description:
Environmental sensor failure.
Remedy:
1. Turn the printer off and then back on. 2. If this part has been removed or replace, check the connector (J800) of the environment sensor and connector (J122) on the DC controller PCA. 3. If the error persists, replace the environmental sensor.
Code: 58.00.03
Display:
58.00.03 Error
Description:
DC controller failure.
Remedy:
1. Turn the printer off and then back on. 2. Check all of the connectors on the DC controller PCA. 3. If the error persists, replace the DC controller PCA.

Code: 58.00.04
Display:
58.00.04 Error
Description:
The printer experienced a low voltage power supply unit malfunction.
Remedy:
1. Turn the printer off and then back on. NOTE: This error might be caused by source power related issues. Determine if the area where the printer is located has experienced brown outs or is subject to power quality issues. 2. Ensure printer is plug into dedicated power outlet. 3. Reconnect the connector (J102) on the DC controller PCA. 4. If error persists, replace the Low Voltage Power Supply (LVPS).
Code: 58.01.04
Display:
58.01.04 Error
Description:
24V power supply error during operation. During regular printing operation the 24V power supply experienced an error.
Remedy:
1. Turn the printer off and then back on. NOTE: This error might be caused by source power related issues. Determine if the area where the printer is located has experienced brown outs or is subject to power quality issues. 2. Ensure printer is plug into dedicated power outlet. 3. If error persists, replace the Low Voltage Power Supply (LVPS).
Code: 58.02.04
Display:
58.02.04 Error
Description:
24V power supply error during boot or wake. During printer power on or when waking from sleep mode, the printer experienced an error with the 24V power supply.
Remedy:
1. Turn the printer off and then back on. NOTE: This error might be caused by source power related issues. Determine if the area where the printer is located has experienced brown outs or is subject to power quality issues. 2. Ensure printer is plug into dedicated power outlet. 3. If error persists, replace the Low Voltage Power Supply (LVPS).
Code: 59.00.00
Display:
59.00.00 Motor error
Description:
Paper Path motor malfunction.
Remedy:
1. Turn the printer off, then back on.2. Run the pickup motor drive test in the actuator drive mode to verify that the fuser motor is functioning properly. If it is not, replace the pickup motor.3. Reconnect the connector (J105) on the DC controller PCA.
Code: 59.00.04
Display:
59.00.04 Duplex Motor error
Description:
Duplex motor M8 malfunction.
Remedy:
1. Turn the printer off, then back on.2. Run the duplex motor M8 drive test in the actuator drive mode to verify that the fuser motor is functioning properly. If it is not, replace the replace duplex drive assembly. PN: RM2-0006-000CN
Code: 59.00.30
Display:
59.00.30 or 59.00.40: Fuser error
Description:
Fuser motor (M4) start up error or fuser motor (M4) rotational error.
Remedy:
action1. Turn the printer off, then back on.2. Open right door and remove fuser. Rotate fuser gears to ensure they move freely, if they do not replace the fuser.3. Run the fuser motor drive test in the actuator drive mode to verify that the fuser motor is functioning properly. If it is not, replace the fuser motor. PN: RM2-0077-000CN4. Reconnect the connector (J44) of the fuser motor and connector (J114) on the DC controller PCA.
Code: 59.00.40
Display:
59.00.30 or 59.00.40: Fuser error
Description:
Fuser motor (M4) start up error or fuser motor (M4) rotational error.
Remedy:
action1. Turn the printer off, then back on.2. Open right door and remove fuser. Rotate fuser gears to ensure they move freely, if they do not replace the fuser.3. Run the fuser motor drive test in the actuator drive mode to verify that the fuser motor is functioning properly. If it is not, replace the fuser motor. PN: RM2-0077-000CN4. Reconnect the connector (J44) of the fuser motor and connector (J114) on the DC controller PCA.
Code: 59.00.B0
Display:
59.00.B0 Replace Toner Collection Unit
Description:
The toner collection unit (TCU) is full.
Remedy:
1. Check the toner collection unit. If the unit is full, replace it.2. Toner can clog the ITB if the toner collection unit is full.
Code: 59.00.C0
Display:
59.00.C0
Description:
Developer alienation motor (M6) error
Remedy:
1. Turn the printer off, then back on.2. Run the sensor test in the sensor monitor mode to verify that the developer home position sensor is functioning properly. If it is not, replace the main drive assembly.3. Run the developer alienation drive test in the actuator drive mode to verify that the developer alienation drive is functioning properly. If it is not, replace the developer alienation motor. PN: RK2-6027-000CN stepping motor4. If the printer has been serviced, check the connector (J46) on the developer disengagement motor and the connector (J132) on the DC controller PCA.
Code: 59.00.F0
Display:
59.00.F0
Description:
T1 alienation mechanism failure.
Remedy:
action1. Turn the printer off, then back on.2. Make sure that the ITB is correctly installed.3. Use the manual sensor test to verify that the T1 roller alienation sensor (SR5) is properly functioning. If it is not, replace the T1 roller estrangement detect PCB assembly. PN: RM2-7157-000CN4. Use the component tests T1 roller engagement and disengagement drive test to verify that the T1 roller disengagement mechanism is properly functioning. If it is not, remove the ITB and manually actuate the alienation mechanism. If it fails, replace the ITB. If the ITB is working correctly, replace the fuser drive assembly.5. Reconnect the connector (J15) of the T1 roller alienation sensor, connectors (J2504 and J2502) on the high-voltage power supply T PCA and connector (J131) on the DC controller PCA.
Code: 59.05.50
Display:
59.05.50 or 59.05.60
Description:
The printer experienced a Black Drum Motor (M3) error • 59.05.50 . Black drum motor startup abnormality • 59.05.60 . Black drum motor rotation abnormality
Remedy:
1. Turn the printer off.2. Remove the Black Cartridge and turn the printer back on. 3. Use the disable cartridge check and run the drum motor component test with the print cartridge removed. If the test passes, replace the print cartridge. If the printer has been serviced, check the connector at the drum motor assembly and the DC controller. If the test fails, replace the drum motor. PN: RM2-0078-000CN 4. Reconnect the connector (J43) of the drum motor 3 and connector (J130) on the DC controller PCA.