OKI MB470MFP Error Codes list and solutions

OKI MB470MFP Error Codes list and solutions

– Compatible Printer model: OKI MB470MFP
– OKI MB470MFP Error Code description:

• Code: 001
• Display: Service call
  001: Error
• Description: Machine Check Exception
• Troubleshooting Guides: Is the error message displayed again?
  If the RAM DIMM is mounted, remove it and turn the power supply Off/On. Replace 86M board Remount RAM DIMM Replace RAM DIMM

• Code: 002 … 005
• 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 86M board Remount RAM DIMM Replace RAM DIMM

• Code: 006
• Display: Service call
  006: Error
• Description: Floating-point Unavailable Exception
• Troubleshooting Guides: Is the error message displayed again?
  If the RAM DIMM is mounted, remove it and turn the power supply Off/On. Replace 86M board Remount RAM DIMM Replace RAM DIMM

• Code: 007
• Display: Service call
  007: Error
• Description: Instruction Address Breakpoint Exception
• Troubleshooting Guides: Is the error message displayed again?
  If the RAM DIMM is mounted, remove it and turn the power supply Off/On. Replace 86M board Remount RAM DIMM Replace RAM DIMM

• Code: 020
• Display: Service call
  020: Error
• Description: CU ROM Hash Check Error (resident or ROM slot 1)
• Troubleshooting Guides: Is the error message displayed again?
  If the RAM DIMM is mounted, remove it and turn the power supply Off/On. Replace 86M board Remount RAM DIMM Replace RAM DIMM

• Code: 023
• Display: Service call
  023: Error
• Description: CU Font ROM Hash Check Error (resident)
• Troubleshooting Guides: Is the error message displayed again?
  If the RAM DIMM is mounted, remove it and turn the power supply Off/On. Replace 86M board Remount RAM DIMM Replace RAM DIMM

• Code: 024
• Display: Service call
  024: Error
• Description: CU Font ROM Hash Check Error (slot 1)
• Troubleshooting Guides: Is the error message displayed again?
  If the RAM DIMM is mounted, remove it and turn the power supply Off/On. Replace 86M board Remount RAM DIMM Replace RAM DIMM

• 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 86M board

• Code: 031
• Display: Service call
  031: Error
• Description: CU Optical RAM Check Error
• Troubleshooting Guides: Is RAM DIMM mounted normally? Does it restore by exchanging RAM DIMM?
  Remount RAM DIMM Replace RAM DIMM Replace 86M board

• Code: 034
• Display: Service call
  034: Error
• Description: RAM Configuration Error
• Troubleshooting Guides: RAM Configuration Error

• Code: 040
• Display: Service call
  040: Error
• Description: CU EEPROM Error
• Troubleshooting Guides: Is the error message displayed again?
  Power supply Off/On Replace 86M board

• Code: 041
• Display: Service call
  041:Error
• Description: CU Flash Error Flash ROM Error on the CU board
• Troubleshooting Guides: Is the error message displayed again? Yes Power supply Off/On Replace 86M board

Solve OKI MB470MFP Error codes

• Code: 042, 043
• 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 86M board directly.
• Troubleshooting Guides: It failed to the access to CU Flash ROM that is attached to the 86M board directly. The compulsive initialization of Flash is done. (Because NICFirmware is deleted, please be careful to it. After initialization, it is necessary to write NIC-Firmware by the maintenance utility).FLASH FORMAT is executed by using the maintenance utility.If the symptom doesn’t change, replace the 86M board.

• Code: 045
• Display: Service call
  045: Error
• Description: Flash File System Recovery Failed
• Troubleshooting Guides: Is the error message displayed again? Yes Power supply Off/On Replace 86M board

• Code: 048
• Display: Service call
  048: Error
• Description: PS Protection
  A PS ROM was installed in the Non-PS device.
  In MB470/MB480, the same error can occur when the LED Head is missing. Is the LED Head connected properly?
• Troubleshooting Guides: A PS ROM was installed in the Non-PS device. In MB470/MB480, the same error can occur when the LED Head is missing. Is the LED Head connected properly?
  Replace 86M board Reconnect correctry Replace 86M board

• Code: 063
• Display: Service call
  063: Error
• Description: PCI Driver Open error
• Troubleshooting Guides: Is the error message displayed again? Yes Power supply Off/On Replace 86M board

• Code: 065
• Display: Service call
  065: Error
• Description: NIC Combination Error
• Troubleshooting Guides: Replace 86M board

• Code: 066
• Display: Service call
  066: Error
• Description: FAX Combination Error
• Troubleshooting Guides: Is FX-5 board used? No use FX-5 board.

• Code: 070
• Display: Service call
  070: Error
• Description: PostScript Internal Error
• Troubleshooting Guides: Is the error message displayed again? Yes Power supply Off/On Replace 86M board

• Code: 072
• Display: Service call
  072: Error
• Description: Engine I/F Error I/F Error between PU and CU
• Troubleshooting Guides: Replace 86M board

• 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? Yes Change the PC to high spec or lower the resolution, and then print again. Replace 86M boar

• Code: 074, 075
• Display: Service call
  074: Error
  075: Error
• Description: Video Error When the image data spreads, defect is detected.
• Troubleshooting Guides: Replace 86M board

• Code: 081
• Display: Service call
  081: Error
• Description: Difference between version of CU firm and EEPROM
• Troubleshooting Guides: Does the error recur? Yes Do EEPROM Initialization. (Turn on the power supply by Cover-open & pressing START key & pressing CANCEL switch). Because the Mac address will disappear with this initialization, lease reset Mac address by using the maintenance utility. Replace 86M board

• Code: 104
• Display: Service call
  104: Error
• Description: EngineEEPROM mounting check is OK with turning on the power supply, after that, lead/light error is detected
• Troubleshooting Guides: Does the error recur? Yes Power supply Off/On Replace 86M board

• Code: 105
• Display: Service call
  105: Error
• Description: Engine EEPROM mounting check error when the power supply is turned on.
• Troubleshooting Guides: Does the error recur? Yes Power supply Off/On Replace 86M board

• Code: 106
• Display: Service call
  106: Error
• Description: The engine control logic is abnormal
• Troubleshooting Guides: Does the error recur? Yes Power supply Off/On Replace 86M board

• Code: 120
• Display: Service call
  120: Error
• Description: 86M Board Fan Motor Error
• Troubleshooting Guides: Does the fan rotate? • Yes Replace the main board. • No Is the fan connector of the high-voltage power/ sensor board connected? • No Connect the fan connector appropriately. • Yes Does F3-fuse of 86M board open? • Yes Change the F3-fuse. • Yes Replace the fan or main board.

• Code: 121
• Display: Service call
  121: Error
• Description: High-voltage power supply I/F error
• Troubleshooting Guides: Is the cable between 86M board and 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: Power Supply Fan Motor Error
• Troubleshooting Guides:

• Code: 123
• Display: Service call
  123: Error
• Description: Environmental humidity abnormal/ humidity sensor disconnection
• Troubleshooting Guides: Is the cable between the 86M board and 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: Does the error recur? Yes Power supply Off/On Check the connector connection of Thermistor. Replace Thermistor or 86M board.

• Code: 126
• Display: Service call
  126: Error
• Description: The dewy of the device is detected
  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.
• 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? Yes Turn on the power again after leaving the device for hours. Replace the high-voltage power supply.

• Code: 134
• Display: Service call
  134: Error
• Description: LED head detection abnormality
• 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 gain Replace the LED head unit Please refer to chapter 7.6 for replace method of FUSE Replace 86M board

• Code: 153
• Display: Service call
  153: Error
• Description: Defective fuse cutting of ID unit
• Troubleshooting Guides: Is the ID unit installed correctly? Does the error recur? Does the error recur?
  Installed ID unit again Turn on the power supply again Replace 86M board after check the connector connection of high voltage power supply. Replace 86M board.

• Code: 163
• Display: Service call
  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 86M 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: Is the thermistor connector normally inserted in the CN2 connector of the high-voltage power/ sensor board? • No Insert the Thermistor connector correctly. • Yes Is the heater connector normally inserted in the CN1 connector of the low-voltage power. • No Insert the heater connector appropriately. • Yes Is the heater ON when turning on the power? • No Replace the fuser unit Assy, low-voltage power or main board. • Yes Replace the fuser unti Assy or the main 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: Is the thermistor connector normally inserted in the CN2 connector of the high-voltage power/ sensor board? • No Insert the Thermistor connector correctly. • Yes Is the heater connector normally inserted in the CN1 connector of the low-voltage power. • No Insert the heater connector appropriately. • Yes Is the heater ON when turning on the power? • No Replace the fuser unit Assy, low-voltage power or main board. • Yes Replace the fuser unti Assy or the main 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:

• Code: 175
• Display: Service call
  175: Error
• Description: The open circuit of the backup roller. Thermistor is detected. (For the low temperature)
• Troubleshooting Guides:

• Code: 176, 177
• Display: Service call
  176: Error
  177: Error
• Description: Temperature abnormality (high or low) of the backup roller thermistor was detected
• Troubleshooting Guides:

• Code: 182
• Display: Service call
  182: Error
• Description: Tray2 Unit I/F Error
• Troubleshooting Guides: Is the Second Tray unit used? • Yes Is the printer main body appropriately set on the Second Tray unit? • No Set the printer main body appropriately. • Yes Replace the main board. • Has the trouble been solved? • No Check the trouble according to the maintenance manual of the Second Tray unit of the appendix C. • Yes Completed. • No Replace the main board.

• Code: 190
• Display: Service call
  190: Error
• Description: System memory overflow
• Troubleshooting Guides: 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
  201: Error
  202: Error
• Description: PU Firmware Download Error
  Error occurs when the PU firmware is rewritten
• Troubleshooting Guides: 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)
• Troubleshooting Guides: Incorrect processing is performed by the CU program. Does the error recur? Turn on the power supply again. Replace 86M 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: 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: TONER Reader not Installed
• Troubleshooting Guides: TONER reader Device error. Does the error recur?
  Check the connector connection of CN3 on the high voltage power supply. Replace the 86M board after check the connector connection of HVIF on the 86M board.

• Code: 231
• Display: Service call
  231: Error
• Description: TONER Reader I/F Error
• Troubleshooting Guides: TONER reader I/F error. Does the error recur?
  Check the connector connection of CN3 on the high voltage power supply. Replace the 86M board after check the connector connection of HVIF on the 86M board.

• Code: 240
• Display: Service call
  240: Error
• Description: Engine Program. Memory Error
  240: Flash Memory Hardware Error
• Troubleshooting Guides: 240: Flash Memory Hardware Error 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
• Troubleshooting Guides: Does the error recur? Yes Turn on the power again. Replace the fuser unit. Replace the 86M board.

• Code: 907
• Display: Service call
  907: Error
• Description: High temperature error of the frame thermistor (over 150)is detected
• Troubleshooting Guides: Does the error recur? Yes Turn on the power again. Replace the fuser unit.Replace the 86M board.

• Code: 908
• Display: Service call
  908: Error
• Description: Low temperature error of the Frame thermistor (lower than [environment temperature -10]) is detected
• Troubleshooting Guides: Does the error recur? Yes Turn on the power again. Replace the fuser unit. Replace the 86M board.

• Code: 918
• Display: Service call
  918: Error
• Description: Duplex Fan-0 Alarm Detection
• Troubleshooting Guides:

• Code: 923
• Display: 923: Error
• Description: Image Drum Lock Error
  The ID motor does not rotate correctly.
• 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: 928
• Display: Service call
  928: Error
• Description: Fuser Motor Lock Error
• Troubleshooting Guides:

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

• Code: 981
• Display: Service call
  981: Error
• Description: Difference between PU model version detected and CU model version detected
  High-voltage power supply I/F error when initializing
  86M board SRAM error
  CRC check error of PU download data
  86M board Flash ROM hash check error
  86M board Flash ROM writing error
  The communication error with ASIC on the CU board is detected
• Troubleshooting Guides: Does the error recur? Yes Turn Off/On the power supply. Replace the 86M board.
  Is the cable between 86M board and the high-voltage power supply unit correctly connected? Isn’t there defective contact point?
  Reconnect correctly.Check the defective contact point of highvoltage system. Replace the high voltage power supply.
  Does the error recur? Yes Turn Off the power supply again Replace the 86M board
  After PU data is downloaded (PU fireware, custom media data, head correction data), CRC check error is detected. 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.)
  Does the error recur? Yes Turn on the power supply again Replace the 86M board
  Does the error recur? 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.)
  Replace the 86M board.

• Code: F0C, FFE, FFF
• 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 86M board.

– 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

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