Brother MFC8660DN fix error codes list – Compatible Printer model: Brother MFC8660DN – Brother MFC8660DN Error Codes with instructions guide: Code: 56 Description: The fuser cover is opened. Causes: Code: 57 Description: Duplex jam Causes: – Paper is remained. – Main PCB defective – Duplex reverse gear damaged – Duplex solenoid defective Code: 5A Description: […]