Brother MFC4820C

• Code: 41
• Description: The head drive voltage has not been turned from Low to High within the specified time.
• Remedy: • Carriage ASSY •Main PCB • Print head unit • Power supply PCB

• Code: 42
• Description: The head drive voltage has not been turned from High to Low within the specified time.
• Remedy: • Carriage ASSY •Main PCB • Print head unit • Power supply PCB

• Code: 43
• Description: Head thermistor broken.
• Remedy: • Print head unit • Carriage ASSY •Main PCB

• Code: 44
• Description: Head thermistor short-circuited
• Remedy: .• Print head unit • Carriage ASSY •Main PCB

• Code: 45
• Description: Flushing operation abnormally ended. (The head temperature has arisen abnormally.)
• Remedy: • Print head unit

• Code: 46
• Description: The number of performed purge sequences has reached the limit.
• Remedy: • Ink absorber box • Driver PCB