Brother MFC-T910DW Reference Manual page 19

a. Select [Fax]. Press OK.
b. Select [Setup Receive].
Press OK.
c. Select [Receive Mode].
Press OK.
3
Press a or b to select the [Fax Auto],
[Fax/Tel], [External TAD], or
[Fax Manual] option, and then press
OK.
4
Press Stop/Exit.
13