Fine Adjustment Of Scanning Start/End Position (Function Code 54) - Brother MFC640CW Service Manual

8.4.9

Fine Adjustment of Scanning Start/End Position (Function code 54)

This function is available in models with ADFs.
Function
This function allows you to adjust the scanning start/end position.
Operating Procedure
(1) Press the 5 and 4 keys in this order in the initial stage of the maintenance mode.
The "SCAN START ADJ." appears on the LCD.
(2) Press the Black Start key (Mono Start key on DCP340CW). The "1.ADF 2.FB" appears on
the LCD.
(3) Press the 1 or 2 key, and the current scanning position correction value appears.
You can adjust the correction value to 11 levels from +5 to -5 (mm).
(4) To increase the correction value, press the left arrow key; to decrease it, press the right arrow
key.
If you press the Stop/Exit key, the machine returns to the initial stage of the maintenance mode
without making change of the correction value.
(5) Press the Menu/Set key (OK key on MFC820CW, Set key on DCP340CW).
The "ACCEPTED" appears on the LCD. After one second, the machine returns to the initial
stage of the maintenance mode.
Menu/Set,
(OK, Set) key
Left arrow key
5 and 4 keys
Black Start key
Stop/Exit key
1 or 2 keys
Stop/Exit key
Right arrow key
Menu/Set key
1 second later
Right arrow ke y
Left arrow key
8 - 2 3
NOTE: The relationship between
the scanning start/end positions and
their correction values is shown
below.
Stop/Exit
key
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