Canon LBP5050N

• Code: E015-0001
• Description: Developing roller release operation defect
• Causes: After the specified time from rotating the main motor for the developing roller depress/release, the output of the developing home position sensor does not change. Cause: Developing home position sensor defect, Main motor defect, DC controller PCB defect
• Remedy: - Check the connector of the developer home position sensor, main motor, DC controller PCB - Replace the developer home position sensor - Replace the main motor - Replace the DC controller PCB

• Code: E020
• Description: Density sensor abnormality
• Causes: Not enough light received upon image density detection. Cause: Soiled density detection sensor, density detection sensor defect, DC controller PCB defect, toner cartridge defect
• Remedy: - Check the connector of the DC controller PCB. - Replace ITB unit - Replace DC controller PCB - Replace toner cartridge

• 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