Eeprom Customizing Codes - Brother MFC640CW Service Manual

EEPROM CUSTOMIZING CODES

This function allows you to customize the EEPROM according to language, function settings, and
firmware switch settings.
Customizing codes come with the firmware data provided by Brother Industries.
Operating Procedure
MFC820CW/640CW
(In the following procedure, key names enclosed in parentheses apply to the MFC820CW.)
(1) Press the Menu/Set (Menu) and Black Start keys. Next press the
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 MFC820CW U.S.A. model).
(3) Enter the desired customizing code (e.g., 0002 in the case of MFC820CW Canadian model).
The newly entered code appears.
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.
DCP340CW
(1) Press the Menu and Mono Start keys. Next press the
enter the maintenance mode.
The machine beeps for approx. one second and displays "
LCD.
(2) Start customizing the EEPROM (with Function code 74) by using the
follows:
Press the key several times to display 7 on the LCD and then press the Set key. Again press
the key several times to display 4 and then press the Set key
The current customizing code appears (e.g., 0004 in the case of DCP340CW).
(3) Enter the desired customizing code by using the
To enter 0007, for example, press the
press the Set key. In the same way, enter 0, 0, and 7.
The newly entered code appears.
NOTE: If a wrong 4-digit code is entered, the machine will malfunction.
(4) Press the Mono 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.
and Set keys as follows:
key several times to display 0 on the LCD and then
App. 3-1
key four times to make
key four times to make the machine
and Set keys as
" on the
" on the
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