Brother MFC 9840CDW - Manual (Page 18)

Printing
11
1
Frequency
1
You can set the machine to carry out auto registration regularly, and also how often it occurs.
a
For MFC-9440CN and MFC-9450CDN, press Menu, 4, 6, 2.
For MFC-9840CDW, press Menu, 4, 7, 2.
For DCP-9040CN and DCP-9042CDN, press Menu, 3, 6, 2.
b
Press a or b to choose Low, Medium, High or Off.
Press OK.
c
Press Stop/Exit.