Brother MFC-685CW - Manual (Page 102)

Control panel setup
94
6
Restoring the network settings to factory default
6
If you wish to reset the print server back to its default factory settings (resetting all information such as the
password and IP address information), please follow these steps:
Note
This function restores all wired and wireless network settings to the factory default.
a
Press Menu.
b
Press a or b to select LAN.
Press OK.
c Press a or b to select Factory Reset.
Press OK.
d Press 1 for Factory Reset.
e
Press 1 for Reboot.
Note
For DCP model, press + for Factory Reset and then press + for Reboot.
f The machine will re-start. You can now reconnect the network cable and configure the network settings
to work with your network.