• 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 Toner cartridge.
  04: the Toner cartridge detection error (more than 4).
• 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 Toner cartridge is correct.

• Code: 240 ... 245
• 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: 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: 250
• Display: Service Call 250: Error
• Description: Secure File Erasing Error
  The printer detected a secure-file erasure error.
• Remedy: The printer detected a secure-file erasure error. Erase contents of HDD completely by using the disk erase function (HDD ERASE).

• Code: 251
• Display: Service Call 251: Error
• Description: Secure Disk Erasing Error
  The printer detected an error during data erasure on its HDD.
• Remedy:

• Code: 910 ... 914
• Display: Power Off/on 910: Error to 914: Error
• Description: GDDC Error
  910 :Tray1 GDDC Error 911 :Tray2 GDDC Error 912 :Tray3 GDDC Error 913 :Tray4 GDDC Error 914 :Tray3 GDDC Error
• Remedy: Check to confirm that the tray is mounted correctly. Replace the geared motor of the tray.

• Code: 917
• Display: Power Off/on 917: Error
• Description: Belt Slit Sensor Error
• Remedy: The belt is not running properly. Does the error message still appear after rebooting? Yes Check to confirm that the belt is mounted correctly. Replace the belt.

• Code: 918
• Display: Power Off/on 918: Error
• Description: Duplex FAN0 Alarm Detection
• Remedy: Error of the fan in the duplex unit Does the error still occur after rebooting?
  Check to confirm that the duplex unit is mounted correctly. Check the connection of the fan. Replace the fan.