Brother MFC-8820DN - Manual (Page 318)

USING YOUR MFC WITH A MACINTOSH ® 18 - 19
Drag a vCard from the Mac OS
®
X Address Book
application
1
Click Address Book button.
2
Drag a vCard from the Mac OS ® X Address Book application
to the Destination Fax Numbers filed.
When you are finished addressing your fax, click Print.
The vCard used must contain a work fax or home fax number.