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Sharp MX7090

Error Codes List page 2

  • 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. Starting error caused by defective MFP PWB
  • Causes: Defective of Flash ROM, memory devices
  • Remedy: Insert and extract mSATA SSD Insert and extract ASIC1 Flash ROM (ASIC-PG1) Insert and extract ASIC2 Flash ROM (ASIC-PG2) Check and replace the following parts individually. If still the same remained, replace parts will be returned to the old one each time. Replace mSATA SSD Replace ASIC1 Flash ROM (ASIC-PG1) Replace ASIC2 Flash ROM (ASIC-PG2) Replace 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.
  • Code: C1-01
  • Description: Charger cleaner trouble (K)
  • Causes: The main charger unit (K) is not installed properly. There is an abnormality in the main charger unit (K). Connector connection trouble of the drum unit (K) HP sensor, the discharge lamp, or the after-transfer discharge lamp. Harness disconnection of the drum unit (K) HP sensor, the discharge lamp, or the after-transfer discharge lamp. HP sensor dirt. Charger cleaner motor (K) trouble. PCU PWB connector connection trouble/PWB trouble.
  • Remedy: Use SIM6-4 to check the operation of the charger cleaner. Check disconnection of the main charger unit./Replace. Check for disconnection of the connector of the drum unit (K) HP sensor, the discharge lamp, and the after-transfer discharge lamp. Check the harness of the drum unit (K) HP sensor, the discharge lamp, and the after-transfer discharge lamp. (Since the earth wire is common to them, check the three positions.) Clean the HP sensor. Check disconnection of the PCU PWB connector./ Replace PWB. Replace the charger cleaner motor (K).
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