Sharp MX4151

• Code: A0-18
• Description: ASIC MAIN firmware inconsistent error
• Causes: Inconsistency of ASIC firmware version in MFP
• Remedy: SIM49-1 to execute the firmware update

• Code: A0-19
• Description: MFP boot error
• Causes: ASIC trouble
  Memory trouble
• Remedy: Extract and insert eMMC PWB
  Replace eMMC PWB
  Replace SCN MFP PWB

• Code: A0-20
• Description: MFP firmware and EEPROM data inconsistent error
• Causes: Inconsistency between MFP firmware version and
  EEPROM data version
• Remedy: SIM49-1 to execute the firmware update

• Code: A0-21
• Description: PCU firmware and EEPROM data inconsistent error
• Causes: Inconsistency between PCU firmware version and EEPROM data version
• Remedy: SIM49-1 to execute the firmware update

• Code: A0-22
• Description: SCN firmware and EEPROM data inconsistent error
• Causes: Inconsistency between SCN firmware version and EEPROM data version
• Remedy: SIM49-1 to execute the firmware update

• Code: C1-10
• Description: Main charger error K
• Causes: Open or short circuit of the main charger output
• Remedy: 1. SIM8-2 to execute
  >When there is leakage noise or flickering on the operation panel
  Check insertion of main charger
  Check MC PWB spring contact point
  Replace main charger
  Replace MC PWB harness
  Replace developing unit (KCMY)
  2. SIM8-2 to execute
  >When there is no leakage noise
  Check insertion of main charger
  Check connection state of MC PWB harness (T101) or
  replace
  Replace MC PWB
  Replace PCU PWB