Brother DCP-9045CDN - Manual (Page 143)

Printing and Faxing
136
8
Frequency
8
You can set the interval time you want to carry out the auto registration.
a For MFC-9440CN, press Menu, 4, 6, 2.
For MFC-9840CDW, press Menu, 4, 7, 2.
For DCP-9040CN, press Menu, 3, 6, 2.
For DCP-9045CDN, press Menu, 3, 7, 2.
b
Press a or b to choose Low, Medium, High or Off.
Press OK.
c
Press Stop/Exit.