Brother MFC-8640D - Manual (Page 91)

4 - 19 USING CONTROLCENTER2.0
Receive / View Received
The Receive button allows you to start receiving PC-FAXes to your
computer. By clicking this button, the PC-FAX receiving software is
activated and starts receiving fax data. (See Running PC-FAX
Receiving on page 6-19.)
When the PC-FAX receiving software if running, the View Received
button. Clicking this button will open the viewer application.
(PaperPort
® 9.0SE)
When the machine is connected to the network, you cannot use
this function.