Brother MFC-250C - Using the Scan Key for Direct Scanning (Mac); Macintosh Scan Function Details

Printing and Faxing
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9
c When you are finished addressing your fax, click Print to send the fax.
Note
The vCard used must contain a work fax or home fax number.
Using Mac OS
®
X 10.5 Addresses panel 9
You can address a fax number using Addresses button.
a Click Addresses.