OKI MPS4200mb

• Code: 070
• Display: Power OFF/ON
  070 : Error
• Description: PostScript error
  Error is deteced inside the postscript core
• Remedy: Error is deteced inside the postscript core 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 error
• Remedy: Is the CU/PU board installed properly?
  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)
• Remedy: Is the CU/PU board installed properly? Does the error occur again?
  Reinstall it properly. Change the PC to a high-specification one or decrease the resolution, and perform printing again. Replace the CU/ PU board. Replace the interface cable. Reinstall the PC printer driver.
  Is the CU/PU board installed properly? Does the error occur again? Does the error depend on print data?
  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.
  Is the CU/PU installed properly?
• Remedy: Is the CU/PU installed properly?
  Reinstall it properly. Replace it.

• Code: 080
• Display: Power OFF/ON
  080 : Error
• Description: Parameter I/O Error
  An access error occurred in a storage point of a parameter by file damage.
• Remedy:

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