OKI MB492 Error Codes list and solutions

OKI MB492 Error Codes list and solutions

– Compatible Printer model: OKI MB492
– OKI MB492 Error Code description:

• Code: 002, 003, 005, FFF
• Display: Power OFF/ON 002 : Error 003 : Error 005 : Error FFF : Error
• Description: CPU Exception
• Causes: Is the error display provided again?
• Troubleshooting Guides: Turn off and on the MFP. Replace the CU/ PU board.

• Code: 030
• Display: Inspection is required. 030 : Error
• Description: CU RAM Check Error
• Causes: Is the error display provided again?
• Troubleshooting Guides: Turn off and on the MFP. Replace the CU/ PU board.

• Code: 040
• Display: Inspection is required. 040 : Error
• Description: CU EEPROM error
• Causes: Is the error display provided again?
• Troubleshooting Guides: Turn off and on the MFP. Replace the CU/ PU board.

• Code: 042, 043
• Display: Inspection is required. 042 : Error 043 : Error
• Description: Flash memory file system error
• Causes: Accessing the flash ROM directly mounted on the CU/ PU board failed.
• Troubleshooting Guides: Turn off and on the MFP. Replace the CU/ PU board.

• Code: 067
• Display: Inspection is required. 067 : Error
• Description: IM Communication Error
• Causes:
• Troubleshooting Guides:

• Code: 069
• Display: Inspection is required. 069 : Error
• Description: NIC Chip Error
• Causes:
• Troubleshooting Guides:

• Code: 070
• Display: Power OFF/ON 070 : Error
• Description: PostScript error
• Causes: Error is deteced inside the postscript core
• Troubleshooting Guides: Take note of the address that is displayed on LCD. Turn off and on the MFP.

• Code: 072
• Display: Power OFF/ON 072 : Error
• Description: Engine interface error or PU-CU interface err
• Causes: Is the CU/PU board installed properly?
• Troubleshooting Guides: Reinstall the CU/ PU board properly. Replace the CU/ PU board.

• Code: 073
• Display: Power OFF/ON 073 : Error
• Description: Video error. An error was detected in expanding image data (an invalid data was received)
• Causes: Is the CU/PU board installed properly? Does the error occur again?
  Is the CU/PU board installed properly? Does the error occur again? Does the error depend on print data?
• Troubleshooting Guides: Reinstall it properly. Change the PC to a high-specification one or decrease the resolution, and perform printing again. Replace the CU/ PU board.
  Reinstall it properly. Perform printing again. Print other data. Replace the CU/PU board. Ask design people to analyze the data.

• Code: 075
• Display: Power OFF/ON 075 : Error
• Description: Video error. An error was detected in expanding image data.
• Causes: Is the CU/PU installed properly?
• Troubleshooting Guides: Reinstall it properly. Replace it.

• Code: 077
• Display: Power OFF/ON 077 : Error
• Description: VIC Illegal Decomp Error
• Causes:
• Troubleshooting Guides:

• Code: 078
• Display: Inspection is required. 078 : Error
• Description: Communication Error with Operator Panel Unit
• Causes:
• Troubleshooting Guides:

Solve OKI MB492 Error codes

• Code: 081
• Display: Inspection is required. 081 : Error
• Description: Parameter matching check error
• Causes: Reading from or writing into EEPROM or flash memory cannot be made properly.
• Troubleshooting Guides: Turn off and on the MFP. Replace the CU/ PU board when the symptom persists.

• Code: 098
• Display: Inspection is required. 098 : Error
• Description: Power Control Error
• Causes:
• Troubleshooting Guides:

• Code: 104
• Display: Inspection is required. 104 : Error
• Description: An engine EEPROM read/write error was detected.
• Causes: Does the error occur again?
• Troubleshooting Guides: Turn off and on the MFP Replace the CU/PU board.

• Code: 106
• Display: Inspection is required. 106 : Error
• Description: Engine control logic error
• Causes: Does the error occur again?
• Troubleshooting Guides: Turn off and on the MFP Replace the CU/PU board.

• Code: 112
• Display: Inspection is required. 112 : Error
• Description: The 2nd tray for a model different from the MFP was detected.
• Causes: Is the 2nd tray for the MFP installed?
• Troubleshooting Guides: Install proper 2nd tray.

• Code: 121
• Display: Inspection is required. 121 : Error
• Description: High-voltage power supply interface error
• Causes: Is the cable between the CU/ PU board and the highvoltage power unit connected properly? Is a contact faulty?
• Troubleshooting Guides: Reconnect it properly. Check the highvoltage line for no poor connection. Replace the highvoltage power supply.

• Code: 122
• Display: Inspection is required. 122 : Error
• Description: Power Supply Fan error
• Causes: Does the fan at the rear of the MFP operate? Is the connector of the fan connected properly?
• Troubleshooting Guides: Be sure of the connection of the fan. Replace the CU/PU board. Connect the fan properly. Replace the CU/PU board.

• Code: 123
• Display: Inspection is required. 123 : Error
• Description: Ambient humidity error or non connection of humidity sensor
• Causes: Is the cable from the CU/PU board to the toner sensor board connected properly?
• Troubleshooting Guides: Re-connect it properly. Replace the toner sensor board.

• Code: 124
• Display: Inspection is required. 124 : Error
• Description: Ambient temperature error
• Causes: Is the cable from the CU/PU board to the toner sensor board connected properly?
• Troubleshooting Guides: Re-connect it properly. Replace the toner sensor board.

• Code: 126
• Display: Power OFF/ON 126 : Error
• Description: Sensor Dewed Error
• Causes:
• Troubleshooting Guides:

• Code: 127
• Display: Inspection is required. 127 : Error
• Description: An error of exhaust fan of the Fuser
• Causes: Is the fan’s connector properly connected? Does the error occur again?
• Troubleshooting Guides: Connect properly. Replace the fan’s motor. Replace the PU board.

• Code: 128
• Display: Inspection is required. 128 : Error 05
• Description: Image drum fan error
• Causes: Is the connector of the fan connected properly? Does the error occur again?
• Troubleshooting Guides: Re-connect it properly. Replace the fan motor. Replace the CU/PU board.

• Code: 182
• Display: Inspection is required. 182 : Error
• Description: Option unit I/F error
• Causes: Does the error occur again?
• Troubleshooting Guides: Turn off and on the MFP. Be sure of connector connection. Replace the option unit.

• Code: 190
• Display: Power OFF/ON 190 : Error
• Description: System memory overflow
• Causes: Does the error occur again?
• Troubleshooting Guides: Turn off and on the MFP. Replace the CU/PU board.

• Code: 203 … 214
• Display: Power OFF/ON 203 : Error 204 : Error 207 : Error 208 : Error 213 : Error 214 : Error
• Description: CU program error (203 to 214 do not occur in general use of the MFP)
• Causes: Invalid processing was performed with a CU program.
• Troubleshooting Guides: Replace the CU/PU board.

• Code: 209
• Display: Power OFF/ON 209 : Download error
• Description: Custom Media Type table downloading failure
• Causes: Custom Media Type table downloading failed.
• Troubleshooting Guides: Turn off and on the MFP, and then redownload it (In general use of the MFP, this downloading is not performed and this error does not occur).

• Code: 230
• Display: Inspection is required. 230 : Error
• Description: TAG Reader not installed
• Causes:
• Troubleshooting Guides:

• Code: 231
• Display: Inspection is required. 231 : Error
• Description: TAG interface error
• Causes: IA TAG interface error was detected. 01 : A short-circuit error. 02 : TAG communication error.
• Troubleshooting Guides: Be sure the toner cartridges and the image drums are properly set. Replace the toner cartridges. When the error occurs again after the image drums are re-installed, be sure of the cable connection from the CU/PU board to the toner sensor board.

• Code: 250
• Display: Inspection is required. 250 : Error
• Description: Secure File Erasing Error
• Causes:
• Troubleshooting Guides:

• Code: 251
• Display: Inspection is required. 251 : Error
• Description: Secure Disk Erasing Error
• Causes:
• Troubleshooting Guides:

• Code: 813
• Display: PRESS POWER SW FOR 5SEC Error : 813
• Description: SU Communication Error
• Causes: Communication error between the Controller and the Scanner Unit is detected.
• Troubleshooting Guides: Turn off and on the MFP.

• Code: 923
• Display: Power OFF/ON 923 : Error
• Description: A lock error with black image drum
• Causes: The image drum does not revolve properly. Does the error display is provided again by turning off and on the MFP?
• Troubleshooting Guides: Be sure the image drum is properly installed properly. Replace the image drum unit. Replace the image drum motor.

• Code: 933
• Display: Power OFF/ON 933 : Error
• Description: Tray-2 CPU clock frequency error
• Causes:
• Troubleshooting Guides: The error is occurred when Factory mode only.

• Code: 941 … 946
• Display: Power OFF/ON 941 : Error 942 : Error 943 : Error 944 : Error 946 : Error
• Description: PU Error
• Causes: A PU error was detected. 941 : Watch Doc Timer Error 942 : Detection of Unassigned Interruption 943 : CPU Error Detection 944 : Dcon Access Error 946 : AC Voltage Zerocrossing Error
• Troubleshooting Guides: Turn off and on the MFP. When this error occurs again, replace the CU/ PU board. The 946 error is occurred when Factory mode only.

• Code: 982
• Display: Inspection is required. 982 : Error
• Description: Excessive Optional Tray Detected
• Causes:
• Troubleshooting Guides:

• Code: 984
• Display: Inspection is required. 984 : Error
• Description: Black Tag Version Mismatch
• Causes:
• Troubleshooting Guides:

– 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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