• Code: 50.3
• Display: 50.<X> Fuser To continue turn off then on
• Description: A fuser error has occurred.
  high fuser temperature
• Remedy: - Turn the product off, and then on. - Reseat the connection to the fuser and the DC controller. - Replace the fuser. - Replace the upper cable guide assembly. - Replace the low voltage power supply. - Replace the DC controller

• Code: 50.4
• Display: 50.<X> Fuser To continue turn off then on
• Description: A fuser error has occurred.f
  aulty fuser.
• Remedy: - Turn the product off, and then on. - Reseat the connection to the fuser and the DC controller. - Replace the fuser. - Replace the upper cable guide assembly. - Replace the low voltage power supply. - Replace the DC controller

• Code: 50.5
• Display: 50.<X> Fuser To continue turn off then on
• Description: A fuser error has occurred.
  inconsistent fuser.
• Remedy: - Turn the product off, and then on. - Reseat the connection to the fuser and the DC controller. - Replace the fuser. - Replace the upper cable guide assembly. - Replace the low voltage power supply. - Replace the DC controller

• Code: 50.6
• Display: 50.<X> Fuser To continue turn off then on
• Description: A fuser error has occurred.
  faulty fuser.
• Remedy: - Turn the product off, and then on. - Reseat the connection to the fuser and the DC controller. - Replace the fuser. - Replace the upper cable guide assembly. - Replace the low voltage power supply. - Replace the DC controller

• Code: 51.1
• Display: 51.<XY> Error
• Description: A fuser error has occurred.
  a beam detect error.
• Remedy: - Turn off the product, and turn it on. - Reseat the connections to the DC controller and the laser scanner. - Replace the laser/scanner. - Replace the upper cable guide assembly. - Replace the DC controller.

• Code: 52.00
• Display: 52.<XY> Error To continue turn off then on
• Description: A product error occurred.
  a laser/scanner error. a laser/scanner rotation error.
• Remedy: - Turn the product off and turn it on. - Reseat the connection to the DC controller and the laser scanner. - Replace the laser/scanner. - Replace the DC controller.

• Code: 53.XY.ZZ
• Display: 53.<XY>.<ZZ> Check Ram DIMM Slot <X> To continue turn off then on
• Description: This problem is with the product memory. The DIMM involved will not be used. - Slot 0 is onboard memory. - Slot 1 is DIMM slot 1.
• Remedy: - Reinstall the specified DIMM. - Replace the specified DIMM. - If the problem continues, replace the formatter.

• Code: 55.05
• Display: 55.05 Engine Firmware RFU Error To continue turn off then on
• Description: An issue caused the firmware upgrade to fail.
• Remedy: - Turn the product off, and then on. - Restart the firmware upgrade. - If the problem continues, try a different firmware file.