• Code: C2A02
• Description: Magenta Toner Cartridge EEPROM access error
• Remedy: 1 Clean the connection between the Toner Cartridge and the machine if dirty 2 Reinstall Toner Cartridge. 3 Change Toner Cartridge. 4 Change PWB-MMFP.

• Code: C2A03
• Description: Yellow Toner Cartridge EEPROM access error
• Remedy: 1 Clean the connection between the Toner Cartridge and the machine if dirty 2 Reinstall Toner Cartridge. 3 Change Toner Cartridge. 4 Change PWB-MMFP.

• Code: C2A04
• Description: Black Toner Cartridge EEPROM access error
• Remedy: 1 Clean the connection between the Toner Cartridge and the machine if dirty 2 Reinstall Toner Cartridge. 3 Change Toner Cartridge. 4 Change PWB-MMFP.

• Code: C3301
• Description: Fusing Cooling Fan Motor/1’s failure to turn
  • The Fan Lock signal remains HIGH for a predetermined continuous period of time while the Motor remains stationary.
• Remedy: 1 Check the connector of motor for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 M11 operation check PWB-M CNDM1-12 (ON) PWB-M CNDM1-14 (LOCK) L-2. 4 Change PWB-M.

• Code: C3302
• Description: Fusing Cooling Fan Motor/2’s failure to turn
  • The Fan Lock signal remains HIGH for a predetermined continuous period of time while the Motor remains stationary.
• Remedy: 1 Check the connector of motor for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 M13 operation check PWB-M CNDM1-14 (ON) PWB-M CNDM1-17 (LOCK) L-1. 4 Change PWB-M.

• Code: C3451
• Description: Heat. Heater Trouble
  • The Heating Roller Thermistor/1 (TH1) and the Heating Roller Thermistor/2 (TH3) fails to raise a given degree of temperature even after the lapse of a given period of time after the Heating Roller Heater lamp/1 (H1) is turned ON. • The detected temperature of the Heating Roller Thermistor/1 (TH1) is lower for a given level of degree than one of the Fusing Pressure Roller Thermistor/1 (TH2) after the Front Door is opened or closed, the Main Power Switch is turned ON or TROUBLE RESET is implemented. • The counter value of zero cross signal input is not updated for a given period of time.
• Remedy:

• Code: C3452
• Description: Press. Heater Trouble
  • The Fusing Pressure Roller Thermistor/1 (TH2) fails to raise a given degree of temperature even after the lapse of a given period of time after the Fusing Pressure Heater Lamp (H3) is turned ON. • The detected temperature of the Fusing Pressure Roller Thermistor/1 (TH2) is lower for a given level of degree than one of the Heating Roller Thermistor/1 (TH1) after the Front Door is opened or closed, the Main Power Switch is turned ON or TROUBLE RESET is implemented.
• Remedy: 1 Check the Fusing Unit for correct installation (whether it is secured in position). 2 Check the Fusing Unit, PWB-M and PU1 for proper connection and correct or change as necessary. 3 Change Fusing Unit. 4 Change PWB-M. 5 Change PU1.

• Code: C3461
• Description: New Fusing Unit New Article Release
  • A new installation is not detected when a new Fusing Unit is installed.
• Remedy: 1 Check the Fusing Unit for correct installation (whether it is secured in position). 2 Check the Fusing Unit, PWB-M for proper connection and correct or change as necessary. 3 Reinstall Fusing Unit. 4 Change Fusing Unit. 5 Change PWB-M.