Brother MFC-640CW - Manual (Page 61)

SETUP SEND 3 - 6
Sending a fax at the end of a conversation
At the end of a conversation you can send a fax to the other party
before you both hang up.
1
Ask the other party to wait for fax tones (beeps) and then to
press Start or Send key before hanging up.
2
If it is not illuminated in green, press ( Fax ).
3
Load your document.
4
Press Black Start or Color Start .
Out of Memory message
If you get an Out of Memory message while scanning the first page
of a fax, press
Stop/Exit to cancel the fax. If you get an Out of
Memory message while scanning a subsequent page, you will have
the option to press Black Start to send the pages scanned so far,
or to press Stop/Exit to cancel the operation.
If the memory is full and you are faxing a single page, it will be
sent in real time.