Brother DCP-L8400DN Service Manual

5-1
Confidential
CHAPTER 5 SERVICE FUNCTIONS
1. MAINTENANCE MODE
The maintenance mode is exclusively designed for the checking, setting and adjustments of the
machine by using the keys on the control panel. You can check the operations of sensors, perform
a print test, display the log information or error codes, and modify the worker switch (WSW).
1.1 How to Enter the Maintenance Mode
1.1.1 How to Enter the Maintenance Mode Exclusive to Service Personnel
<Operating procedure>
(1) Hold down the Home key for about 5 seconds
while
the machine is in the ready st
ate.
Th
e screen shown on the right is displayed on the
LCD.
Memo:
If you c
annot find the Home key, press the Toner key, and the Home
key lights up.
(2) Hold down the blank space at the bottom of the
LCD for about 2 seconds. The screen shown on
the right is displayed on the LCD.
(3) Press the *, 2, 8, 6, and 4 keys
on the LCD in this
or
der. The screen shown on the right is displaye
d
on
the LCD and the machine enters
the
ma
intenance mode.
(4) To select one of the maintenance mode function
s
shown
in “1.2 List of Maintenance-mo
de
Fu
nctions”, directly enter the function code
that
you wan
t to use with the ten-key pad.

Brother DCP-L8400DN Specifications

General

Brand	Brother
Model	DCP-L8400DN
Category	All in One Printer
Language	English