• Code: 230
• Display: Service Call 230: Error
• Description: RFID Reader not Installed
• Remedy: 1) RFID read device error 2) Does the Error take place again?
  Check the connection of the RFID R/W board. Replace the RFID R/W board. Replace the S2V board.

• Code: 231
• Display: Service Call 231: Error
• Description: RFID Reader I/F Error
  An interface error was detected with the RFID reader device.
  01: communication error between the RFID reader and the engine PCB. 02: the transceiver circuit error of the RFID reader. 03: communication error between the RFID reader and the Tag chip. 04: the RFID Tag detection error (more than 4 chips).
• Remedy: 01: Same action as for error 230 02: Replace the RFID R/W board. 03: Check the connection of the antenna cable. 04: Check to confirm that the number of RFID tags is correct.

• Code: 240 ... 245, 247, 248
• Display: Service Call 240: Error to 245: Error 247: Error 248: Error
• Description: Engine Program Memory Error
  240: Flash-memory hardware error 241: Duplex flash-memory error 242: Optional tray-2 flash-memory error 243: Optional tray-3 flash-memory error 244: Optional tray-4 flash-memory error 245: Optional tray-5 flash-memory error 247: Sub-CPU flash-memory error 248: Inverter flash-memory error
• Remedy: If the error still occurs after rebooting, replace the circuit board of the relevant unit.

• Code: 310
• Display: Close the Cover 310: Top Cover Open
• Description: The printer engine cover is open.
• Remedy: 1) Check to see if the top cover is open. 2) Check to see if the cover switch is normal.
  Close top cover Replace the cover switch.

• Code: 320
• Display: Reset fuser 320: Fuser Error
• Description: After turning ON the power or when cover is closed, the sensor detects that the unit is missing.
• Remedy: 1) Is an Error message displayed? 2) Is the fuser unit mounted properly? 3) Does the Error take place again?
  Check how the fuser is mounted. Re-mount the fuser, then turn ON the power again. Replace the Fuser Unit Assy

• Code: 321
• Display: Turn OFF the power and wait for awhile. 321: MOTOR OVERHEAT
• Description: This indicates that the motor has overheated and that the printer is temporarily unusable.
• Remedy: Wait a while then turn ON power again.

• Code: 323
• Display: Open Cover 323: Paper Thickness Error
• Description: When media is missing, the sensor output value is outside the standard value. (Only for Factory Mode)
• Remedy: 1) Has any abnormal substance get mixed in with the sensor? 2) Can the paper thickness detection be reset and restored by opening/closing the tray? 3) Is operation restored by turning OFF/ON the power?
  Remove obstruction/impurity. Normal

• Code: 324
• Display: Open Cover 324: Paper Thickness Error
• Description: Sensor Output Difference Value Outside Standard (Only for Factory Mode)
• Remedy: 1) Has any abnormal substance get mixed in with the sensor? 2) Can the paper thickness detection be reset and restored by opening/closing the tray? 3) Is operation restored by turning OFF/ON the power?
  Remove obstruction/impurity. Normal