• Code: 230
• Display: Service call 230: Error
• Description: RFID Reader not Installed
• Remedy: RFID read device error Does this error recur? Yes Yes Check the FFC connecting the RFID R/W board and the CU/PU board. Replace the CU/ PU board and the RFID R/W unit (top cover).

• Code: 231
• Display: Service call 231: Error
• Description: 01: RFID Reader I/F Error
  05: K reader (TC/ID) - Tag interface connection error
  06: Y reader (TC/ID) - Tag interface connection error
  07: M reader (TC/ID) - Tag interface connection error
  08: C reader (TC/ID) - Tag Interface connection error
  11: K reader (TC/ID) - Tag interface connection error
  12: Y reader (TC/ID) - Tag interface connection error
  13: M reader (TC/ID) - Tag interface connection error
  14: C reader (TC/ID) - Tag interface connection error
• Remedy: 01: Is the FFC connected properly? Does this error recur? Does this error recur?
  Check the FFC connecting the RFID R/W board and the CU/PU board. Connect the FFC properly. Replace the CU/ PU board. Replace the RFID R/W unit (top cover).
  05 to 08, 11 to 14: Does this error recur after the power restoration? Does this error recur after the power restoration? Is the antenna cable connected properly? Is the antenna set in the holder correctly? Does this error recur after the power restoration?
  Move electronic equipment away from the printer is any on the printer, and restore the power. Replace the toner cartridge or ID of the indicated color. Check the antenna cable of the indicated color. Connect the cable properly. Adjust the antenna to the correct position. Replace the RFID R/W unit (top cover).

• Code: 232
• Display: Service call 232: Error
• Description: More than one image drum tag of the same color was detected.
• Remedy: Is more than one image drum installed? Yes Cycle the power. Replace the image drum in question.

• Code: 250
• Display: Power off/on 250: Error
• Description: An encrypted file erasing error was detected.
• Remedy: Did the user accept to execute Erase SD Card? Inform the user that it is necessary to execute Disk ERASE to restore the SD card defaults in order to delete the encrypted file.

• Code: 251
• Display: Service call 251: Error
• Description: An error was detected during SD Card Erase.
• Remedy: Does this error message reappear? Yes Cycle the power. Replace the SD card.

• Code: 254
• Display: Service call 254: Error
• Description: An unexpected error occurred during initialization in the Security mode.
• Remedy: Does this error message reappear? Yes Cycle the power. Regenerate an encryption key. If it doesn’t solve the problem, replace the CU/PU board or encrypted SD card.

• Code: 257
• Display: Service call 257: Error
• Description: An unexpected error occurred during initialization of the SD card.
• Remedy: Does this error message reappear? Yes Cycle the power. Format the SD card again. If it does not solve the problem, replace the SD card.

• Code: 901, 902
• Display: Power off/on 901: Error, 902: Error
• Description: Short circuit or open circuit with the bent thermistor was detected.
• Remedy: Is the belt thermistor cable connected properly? Does this error recur after power restoration?
  Re-connect the cable properly. Replace the belt thermistor.