OKI MC352

• Code: 809
• Description: SU NAND ECC Error
  The ECC error that restoration was impossible occurred in NAND FLASH of SU.
• Remedy:

• Code: 811, 812, 813
• Description: SU Communication Error
  Communication error between the Controller and the Scanner Unit is detected.
• Remedy: Turn off and on the MFP.

• Code: 814
• Description: SU FW Removed
  It is an error to notify that SU FW was erased by special key operation from a panel.
• Remedy:

• Code: 890
• Description: SU System Memory Overflow
• Remedy: Does the error occur again? Yes Turn off and on the MFP. Replace the SU board

• Code: 899
• Description: CU Disconnect
  In the situation that communication between CU and SU was able to establish, SU FW detected that CU FW had disappeared from a communications path (an USB line).
• Remedy: Is the cable from the belt thermistor to the CU/PU board connected properly? Does the error occur again?
  Connect the cable properly. Turn off and on the MFP. Replace the belt thermistor.

• Code: 901 ... 904
• Description: Belt temperature error
  901: Short circuit
  902: Open circuit
  903: High temperature
  904: Low temperature
• Remedy: Is the cable from the belt thermistor to the CU/PU board connected properly? Does the error occur again?
  Connect the cable properly. Turn off and on the MFP. Replace the belt thermistor.