Chapter 5 Service Functions; Maintenance Mode; How To Enter The Maintenance Mode; How To Enter The Maintenance Mode Exclusive To Service Personnel - Brother DCP-L8400CDN Service Manual

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CHAPTER 5 SERVICE FUNCTIONS

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) Hold down the Home key for about 5 seconds

while the machine is in the ready state.

The screen shown on the right is displayed on the

If you cannot 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

order. The screen shown on the right is displayed

on the LCD and the machine enters the

maintenance mode.

(4) To select one of the maintenance mode functions

Functions", directly enter the function code that

you want to use with the ten-key pad.

"1.2 List of Maintenance-mode

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