Brother MFC7860DW fix error codes list – Compatible Printer model: Brother MFC7860DW – Brother MFC7860DW Error Codes with instructions guide: Code: 0F Description: The back cover is open upon duplex-printing. (The back cover sensor is OFF) Causes: 1 Harness connection failure of paper eject sensor PCB ASSY. 2 The member part to press the back […]