Brother HL-S7000DN Service Manual page 347

1.2 Initialization of EEPROM of Main PCB ASSY
(Maintenance Mode: Code 01)
(1) Enter the maintenance mode, and press the 0 and 1 buttons in this order. The EEPROM
is initialized and the machine returns to the initial state of the maintenance mode.
1.3 Setting the Country Code
(Maintenance Mode: Code 74)
(1) Press the 7 and 4 buttons in this order in the initial state of the maintenance mode.
The present country code is displayed.
(2) Enter the 4-digit country code you wish to set using the ten-key pad.
Refer to Chapter 5, "1.4.21 Setting by Country (Function code
(3) Press the Go button. The new setting is saved, and "PARAMETER INIT" is displayed on
the LCD. After the setting is saved, the machine returns to the initial state of the
maintenance mode.
1.4 Setting the Serial Number
(Maintenance Mode: Code 80)
(1) Press the 8 and 0 buttons in this order in the initial state of the maintenance mode.
"USB:********" is displayed on the LCD.
(2) Press the 9, 4, 7, and 5 buttons in this order. The cursor appears on the uppermost digit
of the serial number displayed on the LCD and editing the serial number becomes
possible.
Enter the number of the first digit of the serial number using the ten-key pad.
The cursor moves to the second digit. Similarly, repeat the entering of the serial numbers
of the 2nd to the last 15th digit.
<How to enter alphabets>
Keep pressing a corresponding key in the ten-key pad based on the table given below
until the alphabet you want to enter is displayed.
Ten-key pad Corresponding alphabet
2 2→A→B→C
3 3→D→E→F
4 4→G→H→I
5 5→J→K→L
6 6→M→N→O
7 7→P→Q→R→S
8 8→T→U→V
9 9→W→X→Y→Z
4-4
74).
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