Brother HL-L5000D Service Manual page 396

*2
The serial number can be changed according to the procedures below.
Non touch panel models
1) Press the [▲] or [▼] key while the serial
number is displayed to display "9" on
the LCD, and press the [OK] key. LCD
displays the serial number again.
2) Enter the "4", "7" and "5" in this order as
described in the procedure 1). Serial
number is displayed on the LCD. The
first digit starts flashing to indicate that it
is editable.
3) Press the first digit of the serial number
on the keypad, [▲] or [▼] to display the
first number of the serial number on the
LCD, and press the [OK] key. The
second digit starts to flash. Enter the
second digit to the 15th digit similarly.
4) Press the [Go] key, and the new serial
number is saved. The machine returns
to the initial state of maintenance mode.
*3
01 to 10 will be displayed for "##" in chronological order. Pressing the [Mono] or [SET] key
while the machine error log is displayed shows "TM:00000 BT:000 (TM: the minutes passed
from the previous error, BT: the number of times that the power is turned ON/OFF) on the
LCD. Pressing either key again returns the LCD display to machine error log.
*4
01 to 10 will be displayed for "##" in chronological order. Pressing the [Mono] or [SET] key
while log for design analysis is displayed shows "PGCNT:00000000 (total pages printed at
the time of the error)" on the LCD. Pressing the either key again returns the LCD display to
log for design analysis.
Touch panel models
1) While the serial number is displayed,
press the [9], [4], [7], and [5] key in this
order to enter the edit mode.
2) Use the keypad to enter the first digit of
the serial number. Enter the second
digit to the 15th digit similarly.
<Entry method of alphanumeric
characters>
See the table below and press the
corresponding key until the desired
character is displayed.
Keypad
2
3
4
5
6
7
8
9
3) Press the [SET] or [Mono] key. The
serial number is saved and the machine
returns to the initial state of
maintenance mode.
5-47
Assigned characters
2→A→B→C
3→D→E→F
4→G→H→I
5→J→K→L
6→M→N→O
7→P→Q→R→S
8→T→U→V
9→W→X→Y→Z
Confidential