Brother MFC-3240C - Manual (Page 82)

3 - 20 USING THE CONTROLCENTER2.0
COPY
The Copy buttons (1-4) can be customized to allow you to take
advantage of the features built into the Brother printer drivers to do
advanced copy functions such as N-in-1 printing.
Before you can use the Copy buttons you must first configure the
printer driver by right-clicking on the button.
You can enter up to 30 characters in the Name for Copy field and
select Copy Ratio.
In the Scan setting field you can select the Resolution, Scan Type,
Document Size, Brightness and Contrast settings to be used.