Your menu settings are stored permanently, and in the event of a power failure will not be lost.Temporary settings (for example, Contrast, Overseas Mode) will be lost.

• (MFC-L2730DW/MFC-L2750DW/MFC-L2750DWXL)

  During a power failure, the machine will retain the date and time and programmed fax timer jobs (for example: Delayed Fax) for approximately 60 hours. Other fax jobs in the machine's memory will not be lost.

• (MFC-L2690DW/MFC-L2690DWXL/MFC-L2710DW/MFC-L2717DW)

  During a power failure, the machine will retain the date and time for approximately two hours. The fax jobs in the machine’s memory will be lost.