Operational Check Of Control Panel Button (Function Code 13) - Brother HL-3040CN Service Manual

1.4.5

Operational check of control panel button (Function code 13)

<Function>
This function allows you to check if the buttons on the control panel cover ASSY work properly.
<Operating procedure>
(1) Press the
the maintenance mode. Then, press the OK button. The machine displays "00" on the
LCD.
(2) Press the buttons in the order designated in the illustration shown below.
The LCD shows the corresponding number in decimal notation each time a button is
pressed. Check that the displayed number is correct by referring to the illustration below.
If a button is pressed out of order, the machine displays the "INVALID OPERATE" on the
LCD. To return to the ready state to accept button entry for operational check, press the
Cancel button.
(3) After the last number button is pressed, the machine returns to the initial state of the
maintenance mode.
Memo:
To terminate this operation, press the Cancel button. The machine returns to the initial
state of the maintenance mode.
or button to display "MAINTENANCE 13" on the LCD in the initial state of
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Fig. 7-4
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2
5
4
7-9
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