• Code: 190
• Display: Service call 190: Error
• Description: System memory overflow
• Remedy: Does the error recur? Yes Turn on the power supply again. Install an additional RAM DIMM.

• Code: 200, 201, 202
• Display: Service call 200: Error - 202: Error
• Description: PU Firmware Download Error
• Remedy: Error occurs when the PU firmware is rewritten After the power supply is turned on again, try to download again. (Because this processing is not performed during usual operation, it does not occur.)

• Code: 203 ... 214
• Display: Service call 203: Error 204: Error 207: Error 208: Error 213: Error 214: Error F0C: Error FFE: Error FFF: Error
• Description: CU program trouble (203~214 are not generated in usual operation)
• Remedy: Incorrect processing is performed by the CU program. Does the error recur? Turn on the power supply again. Replace M32 board.

• Code: 209
• Display: Service call 209: Down Load Error
• Description: Custom Media Type table download failure
• Remedy: Failed in downloarding Custom Media Type Table After the power supply is turned on again, try to download again. (Because this processing is not performed during usual operation, it does not occur.)

• Code: 230
• Display: Service call 230: Error
• Description: RFID Reader not Installed
• Remedy: RFID Reader Device error. Does the error recur?
  Check the connenction of the LUM board (RFIS reader/writer board). Replace the LUM board (RFID reader/writer board). Replace the M32 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 transcever 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 as Error 230. 02: Replace the LUM board (RFID reader/writer board). 03: Check the connection of the antenna cable. 04: Check if the number of toner cartridge is correct.

• Code: 240
• Display: Service call 240: Error
• Description: Engine Program. Memory Error
  240: Flash Memory Hardware Error
• Remedy: If the error occurs again after returning on the power supply, replace the board of the unit.

• Code: 905, 906
• Display: Service call 905: Error 906: Error
• Description: Short circuit error of the Frame thermistor (thermistor defect) is detected
• Remedy: Does the error recur? Yes Check the cable connection between the ZAK board and M32 board and turn on the power again. Replace the fuser unit. Replace the M32 board.