Brother Facsimile Equipment MFC7420 - Manual (Page 182)

8 - 2 5 Confidential
8.4.14 EEPROM Customizing (Function code 74)
„ Function
This function allows you to customize the EEPROM according to language, function
settings, and firmware switch settings. The customizing codes list is given in
Appendix 3.
NOTE: If you replace the main PCB, be sure to carry out this procedure.
„ Operating Procedure
(1) MFC7420/7820N
Press the 7 and 4 keys in this order in the initial stage of the maintenance mode.
DCP7010/7020/7025
Press the key or key several times to display the “MAINTENANCE 74” code on
the LCD. Then press the Set key .
The current customizing code (e.g., 0002 in the case of MFC7820N CANADA model)
appears.
(2) Enter the desired customizing code (e.g., 8001 in the case of MFC7820N U.S.A. model).
The newly entered code appears.
MFC7420/7820N
To enter letters "A" through "F," press the 1 through 6 keys while holding down the #
key, respectively.
DCP7010/7020/7025
To enter the customizing code, use the key, key and Set keys. The numerical value
rises when press the key and falls when press the key. The digit with a cursor is
input when press the SET key, and the curser shifts to the next digit.
NOTE: The machine does not work properly when an incorrect code is entered.
(3) Press the Start key.
The machine saves the setting and appears the “PARAMETER INIT” on the LCD.
The machine returns to the initial stage of the maintenance mode.
If you press the Stop/Exit key or no keys are pressed for one minute in the above
procedure, the machine stops the procedure and returns to the initial stage of the
maintenance mode.