Brother MFC 8220 - Manual (Page 148)

7 - 24 USING BROTHER PC-FAX SOFTWARE
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Enter the sender information, and then click Next.
7
Select Brother MFC-8220 in the Please select the fax device
pull-down list. Click to select the Enable Receive check box.
Specify the number of rings before your MFC will attempt to
answer the fax. Click Next.