Sharp MX7081

• Code: A0-17
• Description: Inconsistency between the UI data and the CPU firmware version
• Causes: Combination error between the UI contents data and the CPU UI firmware version.
• Remedy: Use SIM49-1 to perform the firmware version-up procedure again.

• Code: A0-18
• Description: Incompatible ASIC-MAIN firmware
• Causes: Combination version error in MFP ASIC
• Remedy: Check the combination of the firmware.
  Use Sim49-1 to perform the firmware version up

• Code: A0-19
• Description: MFPC starting (synchronization) error
• Causes: Defective of Flash ROM, memory devices
• Remedy: Remove and insert eMMC PWB.
  Check and replace the following parts individually.
  If still the same remained,replace parts will be returned to the old one each time.
  Replace eMMC PWB.
  Replace MFP PWB.
  Replace eMMC PWB and MFP PWB.

• Code: A0-20
• Description: Conflict firmware and EEPROM data version (MFP)
• Causes: Inconsistency between the MFP firmware version and the EEPROM data version.
• Remedy: Check the combination of the firmware.

• Code: A0-21
• Description: Conflict firmware and EEPROM data version (PCU)
• Causes: Inconsistency between the PCU firmware version and the EEPROM data version.
• Remedy: Check the combination of the firmware.

• Code: A0-22
• Description: Conflict firmware and EEPROM data version (SCU)
• Causes: Inconsistency between the SCU firmware version and the EEPROM data version.
• Remedy: Check the combination of the firmware.