• Code: E024-0000
• Description: Toner remaining detection sensor abnormality
• Causes: Abnormal output from toner remaining detection sensor (Yellow) Cause: Memory controller PCB defect, DC controller PCB defect, toner cartridge defect
• Remedy: - Check the connector of the DC controller PCB. - Replace toner cartridge - Replace DC controller PCB

• Code: E024-0001
• Description: Toner remaining detection sensor abnormality
• Causes: Abnormal output from toner remaining detection sensor (Magenta) Cause: Memory controller PCB defect, DC controller PCB defect, toner cartridge defect
• Remedy: - Check the connector of the DC controller PCB. - Replace toner cartridge - Replace DC controller PCB

• Code: E024-0002
• Description: Toner remaining detection sensor abnormality
• Causes: Abnormal output from toner remaining detection sensor (Cyan) Cause: Memory controller PCB defect, DC controller PCB defect, toner cartridge defect
• Remedy: - Check the connector of the DC controller PCB. - Replace toner cartridge - Replace DC controller PCB

• Code: E024-0003
• Description: Toner remaining detection sensor abnormality
• Causes: Abnormal output from toner remaining detection sensor (Black) Cause: Memory controller PCB defect, DC controller PCB defect, toner cartridge defect
• Remedy: - Check the connector of the DC controller PCB. - Replace toner cartridge - Replace DC controller PCB

• Code: E066
• Description: Environment sensor abnormality
• Causes: Environment sensor abnormality Cause: Environment sensor defect, DC controller PCB defect
• Remedy: - Check the connector of the environment sensor, DC controller PCB. - Replace environment sensor - Replace DC controller PCB

• Code: E100
• Description: ITB/TOP sensor failed
• Causes: ITB/TOP sensor failed. Cause: ITB/TOP sensor defect, DC controller PCB defect
• Remedy: - Check the connector of the ITB unit, DC controller PCB. - Replace ITB unit - Replace DC controller PCB

• Code: E100-0000
• Description: Scanner unit, laser unit, BD abnormality
• Causes: Yellow optical assembly failure. Cause: Laser scanner defect, DC controller PCB defect
• Remedy: - Check the connector of the laser scanner unit, DC controller PCB. - Replace laser scanner unit - Replace DC controller PCB

• Code: E100-0001
• Description: Scanner unit, laser unit, BD abnormality
• Causes: Magenta optical assembly failure. Cause: Laser scanner defect, DC controller PCB defect
• Remedy: - Check the connector of the laser scanner unit, DC controller PCB. - Replace laser scanner unit - Replace DC controller PCB