Brother MFC8420 fix error codes list – Compatible Printer model: Brother MFC8420 – Brother MFC8420 Error Codes with instructions guide: Code: 56 Description: MP front cover opened. Causes: Code: 57 Description: Recording paper jam (inside DX unit). Causes: Code: 58 Description: Recording paper jam (no DX unit). Causes: Code: 59 Description: Recording paper jam (inside […]