Chapter 5 Service Functions; Maintenance Mode; How To Enter Maintenance Mode; Method Of Entering Maintenance Mode For Service Personnel - Brother HL-L5000D Service Manual

CHAPTER 5 SERVICE FUNCTIONS

1. MAINTENANCE MODE

Maintenance mode is exclusively designed for checking, setting and adjusting the machine
using the keys on the control panel. Using maintenance mode functions, you can conduct
operational checks of sensors or test printing, display the log information or error codes, and
change the worker switches (WSW) etc.

1.1 How to Enter Maintenance Mode

1.1.1 Method of entering maintenance mode for service personnel

<Operating Procedure>
Non touch panel models
(1) Press the [OK] key and then the [Go] key while the machine is in the ready state. Then,
press the [▲] key four times to enter the maintenance mode.
Note:
• To enter the maintenance mode, press the [Go] key in two seconds after pressing the
[OK] key. Similarly, press the [▲] key in two seconds after pressing the [Go] key.
(2) "■■ MAINTENANCE ■■■" is displayed on the LCD to indicate that the machine entered
the initial state of maintenance mode. The machine is ready to accept entry via keys.
(3) To select any of the maintenance mode functions shown in the
Mode Functions", press the [▲] or [▼] key. Check that the desired maintenance mode is
displayed on the LCD, and press the [OK] key.
5-1
"1.2 List of Maintenance
Confidential