Operational Check Of Lcd And Specifying Of The Lcd Type (Function Code 12) (User-Accessible); Operational Check Of Lcd And Specifying Of The Lcd Type - Brother DCP6690CW Service Manual

9.4.6 Operational Check of LCD and Specifying of the LCD Type

(Function code 12) (User-accessible)
Function
This function allows you to check whether the LCD works normally. It should be used to
specify the LCD type if the 3.3-inch LCD unit or main PCB is replaced.
Operating Procedure
Checking the display state of the LCD
If the 3.3-inch LCD unit or main PCB has been replaced, first specify the LCD type using the
procedure given on the next page before proceeding to the following steps.
(1) Press the 1 and 2 keys in this order in the initial stage of the maintenance mode.
(2) Press the
The LCD shows the following screen.
(3) Each time you press the
the LCD cycles through the displays as shown below.
key (Scan key for models without
key (Scan key for models without
[ ]
([Scan])
[ ]
([Scan])
[ ]
([Scan])
[ ]
([Scan])
[ ]
([Scan])
[ ]
([Scan])
[ ]
([Scan])
key on the control panel).
9-16
key on the control panel),
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