Brother MFC-8640D - Manual (Page 161)

7 - 46 USING YOUR MACHINE WITH A MACINTOSH ®
DEVICE SETTINGS
(For MFC-8440, MFC-8640D, MFC-8840D and
MFC-8840DN only)
In this section you can configure the machine setting by clicking the
button.
Remote Setup
The Remote Setup button allows you to open the Remote Setup
Program window in which you can configure the machine setting
menus.
When the machine is connected to a network, you cannot use
this function.