Brother  HL-4140CN User Manual page 180

Chapter 3
d
Do one of the following:
 Press a or b to choose the
enlargement or reduction ratio you
want.
Press OK.
 Press a or b to choose
Custom(25-400%).
Press OK.
Use the numeric keys to enter an
enlargement or reduction ratio from
25% to 400%. (For example, press
5 3 to enter 53%.)
Press OK.
e
Press Mono Start or Colour Start.
Note
Page Layout Options 2 in 1 (P), 2 in 1 (L),
2 in 1 (ID), 4 in 1 (P) and 4 in 1 (L) are not
available with Enlarge/Reduce.
10