Brother HL-6050DN - Manual (Page 83)

3 - 12 CONTROL PANEL
For example: If you feed paper from the MP tray as a priority, change the MP FIRST setting to ON
as follows.
The default setting is OFF. Turn this setting ON if you want to.
Press any of the Menu buttons (+, -, Set or Back) to take the printer offline.
Press the + or - button to move forward or backward through the menus until
PAPER is displayed.
Press the Set button to move to the next menu level.
Press the + or - button.
Press the Set button.
Press the + button.
Press Set button.
An asterisk * briefly appears at the end of the display.
The default setting is indicated by an *
READY
INFORMATION
PAPER
SOURCE
MP FIRST
=OFF *
=ON
=ON *