Brother MFC-9130CW Service Manual page 421

APPENDIX 2 DELETION OF USER SETTING INFORMATION, ETC.
In this machine, the user setting information is stored in the main PCB. You can delete the user
settings information by following the procedure below.
<Operating procedure>
(1) Press "Menu" on the LCD in the ready state.
(2) Press "ALL Settings" on the LCD.
(3) Press "Initial Setup" on the LCD.
(4) Press "Reset" on the LCD.
(5) Press "ALL Settings" on the LCD.
(6) The message "Reset All Settings? Yes No" displayed on the LCD. Press "Yes".
(7) The message "Reboot OK? Press [Yes] for 2 seconds to confirm." is displayed on the LCD.
Hold down "Yes" for two seconds or longer to clear the user settings and return the machine to
the ready state.
App.2-1 Confidential