Brother DCP-L8400CDN Service Manual page 420

1.3.18 Fine adjustment of scan positions (Function code 54)
<Function>
This function is used to adjust the scanning start/end positions.
<Operating procedure>
(1) Press the 5 and 4 keys in this order in the initial state of the maintenance mode.
For duplex scanning model, "
adjust the scanning position of the ADF, press the
position of the FB, press the
For single-side scanning model, go to step (2).
(2) Press the
Note:
Press the X key, and the machine returns to the initial state in the maintenance mode
without changing the correction value.
(3) When the adjustment is finished, press the SET key. "Accepted" is displayed on the LCD,
and the machine returns to the initial state of the maintenance mode.
: ADF
key, and go to step (2).
key to increase the correction value and the
Fig. 5-12
5-36
: FB" is displayed on the LCD. If you want to
key. If you want to adjust scanning
key to lower it.
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