OKI C3450n Error Codes list and solutions

OKI C3450n Error Codes list and solutions

– Compatible Printer model: OKI C3450n
– OKI C3450n Error Code description:

• Code: 001
• Display:
• Description: Machine Check Exception Hardware fault detected. (Board defectiveness or Shortage of power supply volume)
• Troubleshooting Guides: Replace TB3 board

• Code: 002 … 007
• Display: Service call 002: Error 005: Error
• Description: CPU Excepption
• Troubleshooting Guides: Is the error message displayed again?
  If the RAM DIMM is mounted, remove it and turn the power supply off/ON. Replace TB3 board Remount RAM DIMM Replace RAMDIMM

• Code: 020
• Display: Service call 020:Error
• Description: CU ROM Hash Check Error
• Troubleshooting Guides: Does error display reappear? Power OFF/ON Replace TB3 board

• Code: 025
• Display: Service call 025:Error
• Description: CU Font ROM Hash Check Error
• Troubleshooting Guides: A font ROM hash check error was detected. (On printers for domestic market only) Power OFF/ON Replace TB3 board

• Code: 030
• Display: Service call 030: Error
• Description: CU RAM Check Error
• Troubleshooting Guides: Is the error message displayed again?
  Power supply OFF/ON Replace TB3 board

• Code: 031
• Display: Service call 031: Error
• Description: CU Optical RAM Check Error
• Troubleshooting Guides: Is RAM DIMM installed properly? Does it restore by exchanging RAM DIMM?
  Remount RAM DIMM Replace RAMDIMM Replace TB3 board

• Code: 036
• Display: Service call 036:Error
• Description: RAM Spec Error Unsupported DIMM specification of the CU RAM
• Troubleshooting Guides: Is a genuine RAM DIMM in use? Is the RAM DIMM installed properly? Is the fault recovered when the RAM DIMM is replaced?
  Use genuine RAM DIMM. Reset RAM DIMM. Replace RAM DIMM. Replace TB3 board

• Code: 040
• Display: Service call 040: Error
• Description: CU EEPROM Error
• Troubleshooting Guides: Is the error message displayed again? Power supply OFF/ON Replace TB3 board

• Code: 042, 043, 045
• Display: Service call 042: Error 043: Error
• Description: Flash File System Error
  It failed to the access to CU Flash ROM that is attached to the BLA board directly.
• Troubleshooting Guides: Replace TB3 board

• Code: 052
• Display: Power off/on 052:Error
• Description: DMA Abort Error detected in Image processor.
• Troubleshooting Guides: Does error reoccur? Power OFF/ON. Replace TB3 board.

• Code: 070
• Display: Power off/on 070:Error
• Description: PSE firmware fault detected.
• Troubleshooting Guides: Does error reoccur? Power OFF/ON. Replace TB3 board.

• Code: 072
• Display: Service call 072: Error
• Description: Engine I/F Error I/F Error between PU and CU
• Troubleshooting Guides: Replace TB3 board

Solve OKI C3450n Error codes

• Code: 073
• Display: Service call 073: Error
• Description: Video Error When the image data sprads, defect is detected. (Incorrect data receive)
• Troubleshooting Guides: Does the error recur? Change the PC to high spec or lower the resolution, and then print again. Replace TB3 board

• Code: 074, 075
• Display: Service call 074: Error 075: Error
• Description: Video Error When the image data spreads, defect is detected.
• Troubleshooting Guides: Replace TB3 board

• Code: 081
• Display: Service call 081: Error
• Description: Difference between version of CU firm and EEPROM
• Troubleshooting Guides: Do EEPROM Initialization. (Turn on the power supply by Coveropen & pressing ONLINE switch & pressing CANCEL switch). Because the Mac address will disappear with this initialization, please reset Mac address by using the maintenance utility. Replace TB3 board

• Code: 104
• Display: Service call 104: Error
• Description: Engine EEPROM mounting check is OK with turning on the power supply, after that, lead/ light error is detected
• Troubleshooting Guides: Power supply OFF/ON Replace TB3 board

• Code: 106
• Display: Service call 106: Error
• Description: The engine control logic is abnormal
• Troubleshooting Guides: Power supply OFF/ON Replace TB3 board

• Code: 120
• Display: Service call 120: ERROR
• Description: PU unit FAN motor error
• Troubleshooting Guides: Replace TB3 board

• Code: 121
• Display: Service call 121: Error
• Description: High-voltage power supply I/F error
• Troubleshooting Guides: Is the cable between main board ant the high-voltage power supply unit correctly connected? Isn’t there defective contact point?
  Reconnect correctly. Check the defective contact point of high-voltage system. Replace the high voltage power supply.

• Code: 122
• Display: Service call 122:Error
• Description: Low-voltage power supply fan error. Low-voltage power supply temperature error.
• Troubleshooting Guides: Is fan in low-voltage power supply unit operating? Is fan connector connected properly?
  Check connections for connector of fan. Replace low-voltage power supply. Replace fan motor. Replace low-voltage power supply.

• Code: 123
• Display: Service call 123: Error
• Description: Environmental humidity abnormal/ humidity sensor disconnection
• Troubleshooting Guides: the high-voltage power supply unit correctly connected?
  Reconnect correctly. Replace the high-voltage power supply.

• Code: 124
• Display: Service call 124: Error
• Description: Environmental temperature abnormality
• Troubleshooting Guides: Power supply OFF/ON Replace control panel board (PRP)

• Code: 126
• Display: Service call 126: Error
• Description: The dewy of the device is detected
• Troubleshooting Guides: Dew condensation occurs easily after the device is carried in from outside. After leaving it at room temperature for 2 hours to half a day, turn on the power again. Does the error recur? Turn on the power again after leaving the device for hours. Replace the high-voltage power supply.

• Code: 127
• Display: Service call 127: Error
• Description: Fixed cooling fan error
• Troubleshooting Guides: Is the connector connection of the fan normal? Does the error recur?
  Reconnect normally Replace the fan motor

• Code: 131 … 134
• Display: Service call 131: Error 134: Error
• Description: LED head detection abnormality (131=Y, 132=M, 133=C, 134=K)
• Troubleshooting Guides: Is the LED head installed correctly? Does LED HEAD FUSE cut? Does the error recur?
  Install the LED head correctly Check LED HEAD FUSE. Replace FUSE Turn on the power supply again Replace the LED head unit Please refer to chapter 7.5 for replace method of FUSE. Replace TB3 board

• Code: 140
• Display: Service call 140: Error 142: Error
• Description: ID Up/Down position detection error
• Troubleshooting Guides: Does it has anything trouble with the detaching/attaching of ID unit? Does the error recur?
  Reinstall the ID unit. Turn on the power supply again Replace the high voltage power supply.

• Code: 150 … 153
• Display: Service call 150: Error 153: Error
• Description: Defective fuse cutting of ID unit
  Is the ID unit installed correctly? Does the error reoacur? Does it restore by exchanging PRE board
• Troubleshooting Guides: Is the ID unit installed correctly? Does the error reoacur? Does it restore by exchanging PRE board
  Install the ID unit again Turn on the power supply again Replace PRE board after check the cable connection of PRE board – TB3 board Replace TB3 board

• Code: 154
• Display: Service call 154: Error
• Description: Defective fuse cutting of belt unit
• Troubleshooting Guides: Is the belt unit installed correctly? Does the error recur?
  Reinstall the belt unit. Turn on the power supply again Replace TB3 board after check cable connection.

• Code: 155
• Display: Service call 155: Error
• Description: Defective fuse cutting of fuser
• Troubleshooting Guides: Is the fuser installed correctly? Does the error recur?
  Reinstall the fuser after its connection connector is cleaned Turn on the power supply again Replace TB3 board after check the cable connection.

• Code: 160 … 163
• Display: Service call 160: Error 163: Error
• Description: Defective toner sensor detection It does not occur during shipping setting
• Troubleshooting Guides: Is the toner cartridge installed? Is the lock level of toner set? Does the error recur? Does the error recur? Does the error recur?
  Install a toner cartridge. Turn the lock lever of toner cartridge to the fixed position. Remove the right side cover, take measures to prevent the right side of the device from being exposed to ambient light, and confirm that the toner sensor is lighted during initialization of the device. Reconfirm it after replacing the toner sensor Assy. Replace the TB3 board.

• Code: 167
• Display: Service call 167: Error
• Description: Thermistor Slope Error
• Troubleshooting Guides: Is the error message displayed? Does the error recur?
  Turn on the power supply again Turn on the power supply again after storage for 30 minutes.

• Code: 168
• Display: Service call 168: Error
• Description: Compensation Thermistor Error
• Troubleshooting Guides: Is the error message displayed? Does the error recur?
  Turn on the power supply again Turn on the power supply again after storage for 30 minutes.

• Code: 169
• Display: Service call 169: Error
• Description: Upper Side Thermistor Error
• Troubleshooting Guides: Is the error message displayed? Does the error recur?
  Turn on the power supply again Turn on the power supply again after storage for 30 minutes.

• Code: 170, 171
• Display: Service call 170: Error 171: Error
• Description: Thermistor Short circuit / Open circuit of the fuser is detected
• Troubleshooting Guides: Check the cable connection between the ZAK board and TB3 board and turn on the power again. Replace the fuser unit. Replace the TB3 board.

• Code: 172, 173
• Display: Service call 172: Error 173: Error
• Description: Thermistor Temperature abnormality (high or low) of the fuser is detected
• Troubleshooting Guides: Check the cable connection between the ZAK board and TB3 board and turn on the power again. Replace the fuser unit. Replace the TB3 board.

• Code: 174
• Display: Service call 174: Error
• Description: The short circuit of the backup roller Thermistor is detected. (For the high temperature)
• Troubleshooting Guides: Check the cable connection between the ZAK board and TB3 board and turn on the power again. Replace the fuser unit. Replace the TB3 board.

• Code: 175
• Display: Service call 175: Error
• Description: The open circuit of the backup roller Thermistor is detected. (For the low temperature)
• Troubleshooting Guides: Check the cable connection between the ZAK board and TB3 board and turn on the power again. Replace the fuser unit. Replace the TB3 board.

• Code: 176, 177
• Display: Service call 176: Error 177: Error
• Description: Temperature abnormality (high or low) of the backup Laura thermistor was detected
• Troubleshooting Guides: Check the cable connection between the ZAK board and TB3 board and turn on the power again. Replace the fuser unit. Replace the TB3 board.

• Code: 190
• Display: Service call 190: Error
• Description: System memory overflow
• Troubleshooting Guides: Turn on the power supply again. Install an additional RAM DIMM.

• Code: 200 … 202
• Display: Service call 200: Error 202: Error
• Description: PU Firmware Download Error
  Error occurs when the PU firmware is rewritten
• Troubleshooting Guides: 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)
• Troubleshooting Guides: Incorrect processing is performed by the CU program. Does the error recur? Turn on the power supply again. Replace TB3 board.

• Code: 209
• Display: Service call 209: Down Load Error
• Description: Custom Media Type table download failure
  Failed in downloarding Custom Media Type Table
• Troubleshooting Guides: 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
• Troubleshooting Guides: RFID Reader Device error Does the error recur?
  Check the connection of the LUM board (RFID reader/writer board). Replace the LUM board (RFID reader/writer board). Replace the TB3 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 4chips).
• Troubleshooting Guides: 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 RFID Tags is correct.

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

• Code: 901, 902
• Display: Power off/on 901:Error 902:Error
• Description: Short or open in belt thermistor detected.
• Troubleshooting Guides: Is belt thermistor cable setting proper? Does error reoccur?
  Connect cable set properly again. Turn power ON again. Replace belt thermistor.

• Code: 903, 904
• Display: Power off/on 903:Error 904:Error
• Description: Abnormal temperature detected by belt thermistor (hightemp or low temp.)
• Troubleshooting Guides: Is belt thermistor cable setting proper? Does error reoccur?
  Connect cable set properly again. Turn power ON again. Replace belt thermistor and leave aside for 30 min. Then turn power ON again.

• Code: 923
• Display: 923: Error
• Description: Image Drum Lock Error
• Troubleshooting Guides: The ID motor does not rotate correctly. Is the error message displayed when the power is turned on again?
  Check if the ID unit is set correctly. Replace the ID unit. Replace the ID motor.

• Code: 980
• Display: Service call 980: Error
• Description: Media coiling error to the fuser
• Troubleshooting Guides: Media is coiled to the fuser. Turn off the power supply Replace the fuser

• Code: 983
• Display: Service call 983: Error
• Description: Error due to detection of the toner cartridges of the same color
• Troubleshooting Guides: Two or more toner cartridges of the same color are detected. Install the cartridge of the specified in the specified position

• Code: Code
• Display: Display
• Description: Description
• Troubleshooting Guides: Troubleshooting Guides
• Code: FFF
• Display: Service call FFF: Error
• Description: Bus controller ROM Write protection
• Troubleshooting Guides: Turn on the power supply again.
• Code: FOC
• Display: Service call F0C: Error
• Description: System Call Exception
• Troubleshooting Guides: Turn on the power supply again.





	Service manual
	Error Code
	Parts Catalog
	Compatibility
	Home

• Code: FFF
• Display: Service call FFF: Error
• Description: Bus controller ROM Write protection
• Troubleshooting Guides: Turn on the power supply again.

• Code: FOC
• Display: Service call F0C: Error
• Description: System Call Exception
• Troubleshooting Guides: Turn on the power supply again.

– Get more information about Epson XP 15000 troubleshooting, click here

– Get more error code list with quick guide to fix printer product, click here
– About get help with reseting Epson inkpad or others, click here

Waste Ink Pad Counter Utility Functions:

– Cleaning printhead.
– Ink charge.
– Fix Epson red lights blinking Error

– Fix Epson Service Required Error: A printer’s ink pad at the end of its service life Please contact Epson Support.

– Check the current value of waste ink counters and ink level counters.
– Clear Waste Ink Counters.
– Read and write serial number.
– Read and write USB ID.
– Read and write HEAD ID.
– Make EEPROM dump, backup.
– Paper feed test.
– Nozzle check.
– Color check pattern.
– Initialize (disable) PF deterioration offset.
– Retrieve device information

Contact us to get support with OKI C3450n Error case

Telegram: https://t.me/hyperaktiv
Facebook: https://www.facebook.com/dngnm/
Or click here to get more ways.