Brother HL-4140CN Service Manual page 332

■ Switching of timing to execute Auto Registration
<Function>
Relative displacement between Cyan, Magenta, Yellow, and Black is detected using the
registration mark sensor, and the Auto Registration is executed at the timing when the
displacement value exceeds the stipulated threshold value.
This is a function to switch the threshold value which is used as the timing to execute Auto
Registration.
The threshold value can be switched in three phases between High, Mid, and Low.
LCD
Regi Freq=Mid
Regi Freq=High
Regi Freq=Low
"*" is displayed at the end of the currently specified function in the LCD display.
Note:
It can be set regardless of the Auto Registration switching function in the function
menu.
Even if this function is switched, it does not affect the timing to execute Auto Registration
in the function menu.
<Operating procedure>
(1) Press the or
the maintenance mode. Then, press the OK button. The "USBNo." will appear on the
LCD.
(2) Press the or
(3) Select "Regi Freq = Mid", "Regi Freq = High", or "Regi Freq = Low" by pressing
the or button, and press the OK or Go button.
(4) "Accepted" is displayed on the LCD, and the printer goes back to the initial state of the
maintenance mode.
■ Adjusting left-end print start position on second side in duplex printing
<Function>
This function is to adjust the left-end print start position on the second side in the left and right
direction if it is displaced in duplex printing.
The adjustable range is -100 to 750 (unit: 300 dpi) (The minus direction means the left
direction.)
<Operating procedure>
(1) Press the or
the maintenance mode. Then, press the OK button. The "USBNo." will appear on the
LCD.
(2) Press the or
(3) To move the print start position to the left, press the
move the print start position to the right, press the
(4) When the value is changed to the adjustment value, press the OK button. "Accepted" is
displayed on the LCD, and the printer goes back to the initial state of the maintenance
mode.
The frequency to execute Auto Registration is middle. (default)
The frequency to execute Auto Registration is high.
The frequency to execute Auto Registration is low.
button to display "MAINTENANCE 45" on the LCD in the initial state of
button to display "Regi Freq" and then press the OK or Go button.
button to display "MAINTENANCE 45" on the LCD in the initial state of
button to display "DX.XAdjust" and then press the OK or Go button.
5-19
Description
button and decrease the value. To
button and increase the value.
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