Brother FAX 1840C - Manual (Page 54)

SETUP SEND 3 - 2
One-Touch dialing
Press the One-Touch Key of the location you want to call. (See
Storing One-Touch Dial numbers on page 5-1.)
To dial One-Touch numbers in the black square, hold down Shift as
you press the One-Touch Key.
Speed-Dialing
Press Search/Speed Dial , # , and then the two digit Speed-Dial
number. (See Storing Speed-Dial numbers on page 5-2.)
If the LCD shows Not Registered when you enter the
Speed-Dial number, a number has not been stored for it.
(FAX-1840C/MFC-3240C)
(MFC-3340CN)
(FAX-1940CN)
two-digit number