Check Lcd Operation (Function Code: 12) - Brother DCP-L5500D Service Manual

1.3.5 Check LCD operation (function code: 12)

<Function>
This function is used to check that the LCD on the control panel is operating normally.
<Operating Procedure>
(1) Press the [1], and then the [2] key in the initial state of maintenance mode.
(2) Each press of the [#] key cycles through the LCD display as shown in the figure below.
Also, pressing the [ ] key returns the display to the previous state. Pressing the [#] key
at the last display returns the display to Display 1.
(3) When you press the [X] key, the machine returns to the initial state of maintenance
mode, regardless of the display status.
■ LCD
<Display 1>
<Display 2>
<Display 3>
<Display 4>
<Display 5>
<Display 6>
<Display 7>
Fig. 5-3
5-11
Confidential