• Code: 0951
• Description: LPH current correction EEPROM error
  • A correction data error for the fourth color (black) is detected.
• Causes: Defective EEPROM of LPH drive PWB.
• Remedy: Defective EEPROM of LPH drive PWB. Rewrite correction data.

• Code: 0953
• Description: LPH current correction EEPROM error
  • A correction data error for the first color (magenta) is detected.
• Causes: Defective EEPROM of LPH drive PWB.
• Remedy: Defective EEPROM of LPH drive PWB. Rewrite correction data.

• Code: 0954
• Description: LPH current correction EEPROM error
  • A correction data error for the third color (yellow) is detected.
• Causes: Defective EEPROM of LPH drive PWB.
• Remedy: Defective EEPROM of LPH drive PWB. Rewrite correction data.

• Code: 1010
• Description: Cassette lift motor error
  • The bottom plate limit detection sensor is not turned on within 9,000 ms after the cassette is inserted and the sensor is not turned on within 500 ms at the second time and after.
• Causes: Defective bottom plate elevation mechanism. Defective cassette lift motor. Defective engine controller PWB.
• Remedy: Defective bottom plate elevation mechanism. Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Defective cassette lift motor. Replace the cassette lift motor.
  Defective engine controller PWB. Replace the engine controller PWB.

• Code: 1100
• Description: Cassette lift motor error (upper cassette of optional paper feeder PF-645)
  • The paper feeder upper limit detection sensor is not turned on within 10,000 ms after the upper cassette is inserted and the sensor is not turned on within 500 ms at the second time and after.
• Causes: Defective bottom plate elevation mechanism. Defective upper cassette lift motor. Defective engine controller PWB. Defective bottom plate elevation mechanism. Defective middle cassette lift motor. Defective engine controller PWB.
• Remedy: Defective bottom plate elevation mechanism. Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Defective upper cassette lift motor. Replace the upper cassette lift motor.
  Defective engine controller PWB. Replace the engine controller PWB.

• Code: 1110
• Description: Cassette lift motor error (middle cassette of optional paper feeder PF-645)
  • The paper feeder middle limit detection sensor is not turned on within 10,000 ms after the middle cassette is inserted and the sensor is not turned on within 500 ms at the second time and after.
• Causes: Defective bottom plate elevation mechanism. Defective middle cassette lift motor. Defective engine controller PWB.
• Remedy: Defective bottom plate elevation mechanism. Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Defective middle cassette lift motor. Replace the middle cassette lift motor.
  Defective engine controller PWB. Replace the engine controller PWB.

• Code: 1120
• Description: Cassette lift motor error (lower cassette of optional paper feeder PF-645)
  • The paper feeder lower limit detection sensor is not turned on within 10,000 ms after the lower cassette is inserted and the sensor is not turned on within 500 ms at the second time and after.
• Causes: Defective bottom plate elevation mechanism. Defective lower cassette lift motor. Defective engine controller PWB.
• Remedy: Defective bottom plate elevation mechanism. Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Defective lower cassette lift motor. Replace the lower cassette lift motor.
  Defective engine controller PWB. Replace the engine controller PWB.

• Code: 1130
• Description: Cassette lift motor error (cassette of paper feeder PF-647)
  • The paper feeder limit detection sensor is not turned on within 10,000 ms after the cassette is inserted and the sensor is not turned on within 500 ms at the second time and after.
• Causes: Defective bottom plate elevation mechanism. Defective cassette lift motor. Defective engine controller PWB.
• Remedy: Defective bottom plate elevation mechanism. Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Defective cassette lift motor. Replace the cassette lift motor.
  Defective engine controller PWB. Replace the engine controller PWB.