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5-2

Confidential

1.1.2 Method of entering end-user accessible maintenance mode

The maintenance mode functions should only be accessed by service personnel. However,

end users are allowed to use some of these functions under the guidance of service

personnel over the phone. End users can only use the functions shaded in the table “1.2 List

of Maintenance Mode Functions” (Function code 09, 12, 25, 45, 77, 80, 82, 91).

LCD models

(1) Press the [OK], [Go], and [OK] in this

order while the machine is in the

ready state. “0” is displayed on the

LCD.

(2) Press the [▲] or [▼] several times

until the desired maintenance mode

function is displayed on the LCD.

Check that the desired maintenance

mode is displayed on the LCD, and

press the [OK].

(3) Each time the selected maintenance

mode function is completed, the

machine returns to the ready state

automatically. For function codes 12,

25, 45, 80, and 82, pressing and

holding the [Go] returns the machine

to the ready state.

LED models

(1) Check that the front cover is closed.

(2) Press and hold the [Go], and turn ON

the power switch. The Toner, Drum,

and Paper LEDs light.

(3) Release the [Go]. All LEDs go out.

(4) Press the [Go] for the assigned

number of times to enter maintenance

mode (While you are pressing the

[Go], the Ready LED remains lit).

(5) Each time the selected maintenance

mode function is completed, the

machine returns to the ready state

automatically.

Brother HL-L2371DN User Manual

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