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Các lỗi thường gặp

Code :
  • Code: U2 04
  • Description: EEPROM read/write error (Serial communication error). EEPROM access process error
  • Causes: EEPROM abnormality
  • Remedy: Check that the EEPROM is properly set. Cancel by turning OFF/ON the power. Replace the MCU PWB.
  • Code: U2 11
  • Description: Counter check sum error (EEPROM). Check sum error of the counter area in the EEPROM
  • Causes: EEPROM abnormality
  • Remedy: Check that the EEPROM is properly set. Use SIM 16 to cancel the trouble. Replace the MCU PWB.
  • Code: U2 40
  • Description: CRUM chip communication error. An error occurs in MCU-CRUM chip communication.
  • Causes: CRUM chip trouble Defective contact of developing unit MCU PWB troubl
  • Remedy: Replace the CRUM chip. Check installation of the developing unit. Cancel by turning OFF/ON the power. Replace the MCU PWB.
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