• Code: 50.4X.YZ
• Display: 50.WX.YZ Fuser error To continue turn off then on
• Description: W = 4, Fuser power supply driving circuit error
  The product experienced a fuser error.
  • W = fuser error code
  • X = fuser mode
  - 0: Photo paper 1, 2, 3, Designated paper 2, 3, or NA, typed or Auto-sense - 1: Auto sense (Normal special case distinguished from typed Normal) - 2: Normal, typed (not Auto sense) - 3: Light paper 1, 2, or 3, typed or Auto sense - 4: Heavy paper 1, typed or Auto sense - 5: Heavy paper 2, typed or Auto sense - 6: Heavy paper 3, typed or Auto sense - 7: Glossy paper 1, typed or Auto sense - 8: Glossy paper 2, typed or Auto sense - 9: Glossy paper 3, typed or Auto sense - A: Glossy film, typed or Auto sense - B: Transparency, typed or Auto sense - C: Label - D: Envelope1, Envelope2, or Envelope3 - E: Rough (designated paper 1), typed or Auto sense - F: Reserved for future fuser mode
  • Y = previous product sleep state
  • Z = next product sleep state
  - 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 4 (low temperature control) - 5: Middle sleep - 6: Deep sleep - F: Off
• Remedy: 1. Remove and then reseat the fuser. 2. If this product was previously serviced, check the connector (J61) on the DC controller PCA. 3. If the error persists, replace the fuser.

• Code: 50.6X.YZ
• Display: 50.WX.YZ Fuser error To continue turn off then on
• Description: W = 6, Open fuser, breaking of a heater wire
  The product experienced a fuser error.
  • W = fuser error code
  • X = fuser mode
  - 0: Photo paper 1, 2, 3, Designated paper 2, 3, or NA, typed or Auto-sense - 1: Auto sense (Normal special case distinguished from typed Normal) - 2: Normal, typed (not Auto sense) - 3: Light paper 1, 2, or 3, typed or Auto sense - 4: Heavy paper 1, typed or Auto sense - 5: Heavy paper 2, typed or Auto sense - 6: Heavy paper 3, typed or Auto sense - 7: Glossy paper 1, typed or Auto sense - 8: Glossy paper 2, typed or Auto sense - 9: Glossy paper 3, typed or Auto sense - A: Glossy film, typed or Auto sense - B: Transparency, typed or Auto sense - C: Label - D: Envelope1, Envelope2, or Envelope3 - E: Rough (designated paper 1), typed or Auto sense - F: Reserved for future fuser mode
  • Y = previous product sleep state
  • Z = next product sleep state
  - 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 4 (low temperature control) - 5: Middle sleep - 6: Deep sleep - F: Off
• Remedy: 1. Check the power source. Make sure the power source meets product requirements. NOTE: If the power source does not meet the power frequency requirement of 43 to 67Hz, the fuser temperature control does not work properly and causes this error. 2. If this product was previously serviced, check the connector (J61) on the DC controller PCA. 3. If the error persists, replace the low-voltage power supply.

• Code: 50.7X.YZ
• Display: 50.WX.YZ Fuser error To continue turn off then on
• Description: W = 7, Fuser pressure-release mechanism failure
  The product experienced a fuser error.
  • W = fuser error code
  • X = fuser mode
  - 0: Photo paper 1, 2, 3, Designated paper 2, 3, or NA, typed or Auto-sense - 1: Auto sense (Normal special case distinguished from typed Normal) - 2: Normal, typed (not Auto sense) - 3: Light paper 1, 2, or 3, typed or Auto sense - 4: Heavy paper 1, typed or Auto sense - 5: Heavy paper 2, typed or Auto sense - 6: Heavy paper 3, typed or Auto sense - 7: Glossy paper 1, typed or Auto sense - 8: Glossy paper 2, typed or Auto sense - 9: Glossy paper 3, typed or Auto sense - A: Glossy film, typed or Auto sense - B: Transparency, typed or Auto sense - C: Label - D: Envelope1, Envelope2, or Envelope3 - E: Rough (designated paper 1), typed or Auto sense - F: Reserved for future fuser mode
  • Y = previous product sleep state
  • Z = next product sleep state
  - 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 4 (low temperature control) - 5: Middle sleep - 6: Deep sleep - F: Off
• Remedy: 1. Remove and then reseat the fuser. Make sure there is no residual paper in the fuser. 2. Check the fuser pressure-release sensor flag. If it is damaged, replace the fuser. 3. Use the fuser pressure-release drive test in the component test to verify that the fuser motor (M3) is properly functioning. If it is not, replace the fuser motor (M3). 4. If this product was previously serviced, check the connector (J61) on the DC controller PCA. 5. If the error persists, replace the fuser.

• Code: 50.8X.YZ
• Display: 50.WX.YZ Fuser error To continue turn off then on
• Description: W = 8, Low fuser temperature 2
  The product experienced a fuser error.
  • W = fuser error code
  • X = fuser mode
  - 0: Photo paper 1, 2, 3, Designated paper 2, 3, or NA, typed or Auto-sense - 1: Auto sense (Normal special case distinguished from typed Normal) - 2: Normal, typed (not Auto sense) - 3: Light paper 1, 2, or 3, typed or Auto sense - 4: Heavy paper 1, typed or Auto sense - 5: Heavy paper 2, typed or Auto sense - 6: Heavy paper 3, typed or Auto sense - 7: Glossy paper 1, typed or Auto sense - 8: Glossy paper 2, typed or Auto sense - 9: Glossy paper 3, typed or Auto sense - A: Glossy film, typed or Auto sense - B: Transparency, typed or Auto sense - C: Label - D: Envelope1, Envelope2, or Envelope3 - E: Rough (designated paper 1), typed or Auto sense - F: Reserved for future fuser mode
  • Y = previous product sleep state
  • Z = next product sleep state
  - 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 4 (low temperature control) - 5: Middle sleep - 6: Deep sleep - F: Off
• Remedy: 1. Remove and then reseat the fuser. Make sure there is no residual paper in the fuser. Make sure the product is not located in front of a vent or window where cool air may interfere with the ability of the fuser to heat up. 2. Check the product power source. Make sure the power source meets product requirements. Make sure this is the only device using the circuit. 3. Check the connector (J1) between the fuser and the product. If it is damaged, replace the fuser. 4. If this product was previously serviced, check the connector (J61) on the DC controller PCA. 5. If the error persists, replace the fuser.

• Code: 50.9X.YZ
• Display: 50.WX.YZ Fuser error To continue turn off then on
• Description: W = 9, High fuser temperature 2
  The product experienced a fuser error.
  • W = fuser error code
  • X = fuser mode
  - 0: Photo paper 1, 2, 3, Designated paper 2, 3, or NA, typed or Auto-sense - 1: Auto sense (Normal special case distinguished from typed Normal) - 2: Normal, typed (not Auto sense) - 3: Light paper 1, 2, or 3, typed or Auto sense - 4: Heavy paper 1, typed or Auto sense - 5: Heavy paper 2, typed or Auto sense - 6: Heavy paper 3, typed or Auto sense - 7: Glossy paper 1, typed or Auto sense - 8: Glossy paper 2, typed or Auto sense - 9: Glossy paper 3, typed or Auto sense - A: Glossy film, typed or Auto sense - B: Transparency, typed or Auto sense - C: Label - D: Envelope1, Envelope2, or Envelope3 - E: Rough (designated paper 1), typed or Auto sense - F: Reserved for future fuser mode
  • Y = previous product sleep state
  • Z = next product sleep state
  - 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 4 (low temperature control) - 5: Middle sleep - 6: Deep sleep - F: Off
• Remedy: 1. Remove and then reseat the fuser. Make sure there is no residual paper in the fuser. Make sure the product is not located in front of a vent or window where cool air may interfere with the ability of the fuser to heat up. 2. Check the product power source. Make sure the power source meets product requirements. Make sure this is the only device using the circuit. 3. Check the connector (J1) between the fuser and the product. If it is damaged, replace the fuser. 4. If this product was previously serviced, check the connector (J61) on the DC controller PCA. 5. If the error persists, replace the fuser.

• Code: 50.AX.YZ
• Display: 50.WX.YZ Fuser error To continue turn off then on
• Description: W = A: High fuser temperature 2
  The product experienced a fuser error.
  • W = fuser error code
  • X = fuser mode
  - 0: Photo paper 1, 2, 3, Designated paper 2, 3, or NA, typed or Auto-sense - 1: Auto sense (Normal special case distinguished from typed Normal) - 2: Normal, typed (not Auto sense) - 3: Light paper 1, 2, or 3, typed or Auto sense - 4: Heavy paper 1, typed or Auto sense - 5: Heavy paper 2, typed or Auto sense - 6: Heavy paper 3, typed or Auto sense - 7: Glossy paper 1, typed or Auto sense - 8: Glossy paper 2, typed or Auto sense - 9: Glossy paper 3, typed or Auto sense - A: Glossy film, typed or Auto sense - B: Transparency, typed or Auto sense - C: Label - D: Envelope1, Envelope2, or Envelope3 - E: Rough (designated paper 1), typed or Auto sense - F: Reserved for future fuser mode
  • Y = previous product sleep state
  • Z = next product sleep state
  - 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 4 (low temperature control) - 5: Middle sleep - 6: Deep sleep - F: Off
• Remedy: 1. Remove and then reseat the fuser. Make sure there is no residual paper in the fuser. Make sure the product is not located in front of a vent or window where cool air may interfere with the ability of the fuser to heat up. 2. Check the product power source. Make sure the power source meets product requirements. Make sure this is the only device using the circuit. 3. Check the connector (J1) between the fuser and the product. If it is damaged, replace the fuser. 4. If this product was previously serviced, check the connector (J61) on the DC controller PCA. 5. If the error persists, replace the fuser.

• Code: 50.BX.YZ
• Display: 50.WX.YZ Fuser error To continue turn off then on
• Description: W = B: High fuser temperature 3
  The product experienced a fuser error.
  • W = fuser error code
  • X = fuser mode
  - 0: Photo paper 1, 2, 3, Designated paper 2, 3, or NA, typed or Auto-sense - 1: Auto sense (Normal special case distinguished from typed Normal) - 2: Normal, typed (not Auto sense) - 3: Light paper 1, 2, or 3, typed or Auto sense - 4: Heavy paper 1, typed or Auto sense - 5: Heavy paper 2, typed or Auto sense - 6: Heavy paper 3, typed or Auto sense - 7: Glossy paper 1, typed or Auto sense - 8: Glossy paper 2, typed or Auto sense - 9: Glossy paper 3, typed or Auto sense - A: Glossy film, typed or Auto sense - B: Transparency, typed or Auto sense - C: Label - D: Envelope1, Envelope2, or Envelope3 - E: Rough (designated paper 1), typed or Auto sense - F: Reserved for future fuser mode
  • Y = previous product sleep state
  • Z = next product sleep state
  - 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 4 (low temperature control) - 5: Middle sleep - 6: Deep sleep - F: Off
• Remedy: 1. Remove and then reseat the fuser. Remove any residual paper in the product. 2. Check the paper type setting using the product menus and in the print driver. Making sure that they match and are correct for the type of paper being used. 3. If this product was previously serviced, check the connector (J61) on the DC controller PCA. 4. If the error persists, replace the fuser.

• Code: 51.00.10
• Display: 51.00.YY Error To continue turn off then on
• Description: An error with the laser scanner assembly has occurred in the product.
  Beam detect error
• Remedy: 1. Turn the product off and then on. 2. Check the flat flexible cable (FFC) connection to the laser scanner. 3. Check connector J71 at the DC controller, and check the laser scanner connectors. 4. Replace the laser scanner.