Operating Procedure - Brother MFC-9420CN Service Manual

EEPROM CUSTOMIZING CODES
This function allows you to customize the EEPROM according to language, function settings, and
firmware switch settings.

Operating Procedure

(1) Press the Menu/Set and Black Start keys. Next press the
machine
enter the maintenance mode.
The machine beeps for approx. one second and displays "
LCD.
(2) Press the 7 and 4 keys in this order in the initial stage of the maintenance mode.
The current customizing code appears (e.g., 0001 in the case of U.S.A. model).
(3) Enter the desired customizing code (e.g., 0054 in the case of Europe model).
The newly entered code appears.
To enter letters "A" through "F", press the 1 through 6 keys while holding down the # key,
respectively.
NOTE: If a wrong 4-digit code is entered, the machine will malfunction.
(4) Press the Black Start key.
The machine saves the setting and 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.
App. 3-1
key four times to make the
" on the
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