Check Control Panel Button Operation (Function Code: 13) - Brother DCP-8110DN Service Manual

1.3.8 Check control panel button operation (function code: 13)

<Function>
This function is used to check that the buttons on the control panel operate normally.
<Operation Procedure>
(1) Press the [1] and [3] buttons in this order in the initial state of maintenance mode. "00" is
displayed on the LCD.
(2) Press the buttons on the control panel according to the numbers provided on the figure below.
Each time the button is pressed, the corresponding figure is displayed on the LCD in
decimal notation. Check that the number displayed on the LCD matches the number
assigned to the button that has been pressed.
If the buttons are pressed in the incorrect order, "INVALID OPERATE" is displayed on the
LCD. Press the [Stop/Exit] button, and then press the correct button.
(3) When button operation is normal, the machine returns to the initial state of maintenance
mode when the last button is pressed.
To cancel operation and return to the initial state of maintenance mode, press the
[Stop/Exit] button.
DCP-8110D
DCP-8110DN/8150DN/8152DN/8155DN/8157
DCP-8250DN
1 2 4
5
3
Fig. 5-5
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Fig. 5-6
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Fig. 5-7
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