• Code: 0520
• Display: FUSER ERROR
• Description: Abnormally high Heating Roller temperature
  • The temperature detected by the Heating Roller Thermistor remains higher than the specified value for a given period of time or longer.
• Remedy: 1 Check the Fusing Unit for correct installation (whether it is secured in position). 2 Check the Fusing Unit, LV, and PWB-A for proper connection and correct as necessary. 3 Change Fusing Unit. 4 Change PWB-A. 5 Change LV.

• Code: 0521
• Display: FUSER ERROR
• Description: Abnormally high Fusing Pressure Roller temperature
  • The temperature detected by the Fusing Pressure Roller Thermistor remains higher than the specified value for a given period of time or longer.
• Remedy: 1 Check the Fusing Unit for correct installation (whether it is secured in position). 2 Check the Fusing Unit, LV, and PWB-A for proper connection and correct as necessary. 3 Change Fusing Unit. 4 Change PWB-A. 5 Change LV.

• Code: 13D0
• Display: EEPROM1
• Description: Parameter Chip failure
  • Data, which has been written, is read, checked, and found faulty; rewriting of the data is then executed and the data is checked to be found faulty during re-reading. • A count value is found faulty during reading. • Parameter Chip is detected to be not mounted during initial mounting detecting sequence. • Found to be access failure.
• Remedy: 1 Unplug the power cord and plug it in, then turn OFF and ON the Power Switch. 2 Check Parameter Chip (IC15) on PWB-A for proper connection and correct as necessary. 3 Change PWB-A. 4 Change Parameter Chip.

• Code: 13E2
• Display: FLASH WRITE
• Description: Flash ROM write error
  • Flash ROM writing is found faulty during a check.
• Remedy: 1 Change PWB-A.

• Code: 13E3
• Display: FLASH DEVICE
• Description: Flash ROM device fault • An erase error occurs during erasing of data in Flash ROM.
• Remedy: 1 Change PWB-A.

• Code: C002
• Display: RAM
• Description: RAM error at Standard Memory
  • RAM error at Standard Memory is detected during printer start-up.
• Remedy: 1 Turn OFF the Power Switch of the printer and turn it ON again (Restart of the printer.) 2 Check connection state of the extension memory and correct as necessary. 3 Check the PWB-P connector for proper connection and correct as necessary. 4 Changethe extension memory. 5 Change PWB-P.

• Code: C003
• Display: ERROR
• Description: RAM error at Extension Memory
  • RAM error at Extension Memory is detected during printer start-up.
• Remedy: 1 Turn OFF the Power Switch of the printer and turn it ON again (Restart of the printer.) 2 Check connection state of the extension memory and correct as necessary. 3 Check the PWB-P connector for proper connection and correct as necessary. 4 Changethe extension memory. 5 Change PWB-P.

• Code: C013
• Display: H/W ADDRESS
• Description: MAC address error
  • Invalid Mac address is detected during printer start-up.
• Remedy: 1 Turn OFF the Power Switch of the printer and turn it ON again (Restart of the printer.) 2 Check the PWB-P connector for proper connection and correct as necessary. 3 Change PWB-P.A.